A piezoelectric driving device includes: a substrate including a fixed portion, and a vibrating body portion which is provided with a piezoelectric element and is supported by the fixed portion; and a contact portion which comes into contact with a driven body, and transmits movement of the vibrating body portion to the driven body, the contact portion is provided at an end portion in the longitudinal direction of the vibrating body portion, and a difference between a distance between the end portion when the contact portion is not pressed against the driven body and a tip end of the contact portion, and a distance between the end portion when the contact portion is pressed against the driven body and the tip end, is smaller than a total amplitude in the longitudinal direction in a case where the vibrating body portion is driven.

A handheld device comprising a motor for generating an airflow through the device, the motor including: a frame for supporting a rotor assembly and a stator assembly, the frame including an inner wall and an outer wall and a plurality of diffuser vanes extending between the inner wall and outer wall; a rotor assembly including a shaft, a magnet, a bearing assembly and an impeller; and a stator assembly including a bobbin, a stator core and a winding wound around the bobbin; the frame being formed of zinc and the impeller being formed of aluminium.

A gaseous-fluid environmental sensor having a gaseous-fluid flow system that defines a flow path coupling an intake port to an exhaust port. The gaseous-fluid flow system includes a blower and a flow sensor. The blower includes a motor and the flow sensor is for sensing a flow parameter. The gaseous-fluid environmental sensor further includes a controller electrically coupled to the flow sensor and the motor. The controller is configured to drive the motor with a first commutation sequence and to drive the motor with a second commutation sequence different than the first commutation sequence. The controller is further configured to select the first commutation sequence and the second commutation sequence based on the sensed flow parameter. Also discloses is a method for controlling the gaseous-fluid environmental sensor.

A pump system (120) has a central pump unit (110), with which at least one hook-up unit (130). The least one hook-up unit (130) is from a group of a plurality of hook-up units (130) that can be combined in modular form for setting an operating point of a pump (10) that forms the pump unit (110). A method uses such a hook-up unit (130) in a pump system (120) for setting an operating point of the pump unit (110) thereof. A medical device is provided with such a pump unit (110) or with such a pump unit (110) and at least one hook-up unit (130) combined with the pump unit (110).

A highly alkalized humic and fulvic filter reagent for the removal of multiple contaminants from a gas is provided. The contaminants removed from the gas stream may include, but are not limited to, Carbon Dioxide, Sulfur Oxide, Nitrogen Oxides, Hydrogen Sulfides, radionuclides, mercaptans, ammonia, toxic metals, particulates, volatile vapors, and organics. The present invention further includes the disposal of the filter reagent by way of using the highly alkalized humic and fulvic filter for soil fertility, releasing the carbon dioxide from the filter reagent, converting the liquid filter reagent into a solid for disposal or for use as a contaminant removal filter for waters, wastes, and chemicals.

An article comprising a plurality of intersecting walls having outer surfaces that define a plurality of cells extending from one end to a second end, wherein the walls forming each cell in a first subset of cells are covered by a barrier layer to form a plurality of heat exchange flow channels, and wherein the walls forming each cell in a second subset of cells different from the first subset of cells, comprise a CO2 sorbent and form reaction flow channels. Heat exchange flow channels allow quick and uniform heating and cooling of the sorbent body. The article may be useful, for example, for removing CO2 from a gas stream.

A particulate form carbon pyrolyzate adsorbent, having the following characteristics: (a) CO2 capacity greater than 105 cc/gram at one bar pressure and temperature of 273° Kelvin; (b) CO2 Working Capacity greater than 7.0 weight percent; (c) CO2 heats of adsorption and desorption each of which is in a range of from 10 to 50 kJ/mole; and (d) a CO2/N2 Henry's Law Separation Factor greater than 5. The carbon pyrolyzate material can be formed from a polyvinylidene chloride-based polymer or copolymer, or other suitable resin material, to provide an adsorbent that is useful for carbon dioxide capture applications, e.g., in treatment of flue gases from coal-fired power generation plants.

A method for removing SOx (x=2 and/or 3) from gas using a solution having polyethylene glycol as the main ingredient. First, SOx in the gas is absorbed by the solution of polyethylene glycol. Second, the solution of polyethylene glycol which has absorbed SOx is regenerated by one or more of the heating, vacuum, ultrasonic, microwave or radiation methods, thereby releasing the by-products of sulfur dioxide and sulfur trioxide. The regenerated solution of polyethylene glycol is recycled. When the water content of the regenerated solution of polyethylene glycol is high enough to affect the desulfurization, it needs to be removed. Removal methods include heating and rectification, absorption using a water absorbent, or a combination of these methods. The polyethylene glycol solution is recycled after dehydration.

Provided are apparatus and systems having a poppet valve assembly and swing adsorption separation techniques related thereto. A poppet valve includes a valve body, a plurality of static valves fixedly secured to the valve body and a single dynamic poppet valve having a plurality of openings. The plurality of static valves align and mate with the plurality of openings. The single dynamic poppet valve reciprocates to selectively open and close the plurality of static valves.

A liquid-metering device comprising a droplet generator including a reservoir and, connected to the latter, a displacement space which is modifiable by an electromechanical transducer and which has an outlet opening and, upon excitation of the transducer, shoots a liquid droplet from a cold area into a heatable area through or counter to a gas stream generated by a gas source. To make the device suitable for automatic and quasi-continuous liquid metering in process analysis, a heatable evaporation chamber is provided through which the liquid to be metered flows via valves, and, between the evaporation chamber and the reservoir, a condensate chamber is connected via further valves. The condensate chamber and the reservoir are connected via additional valves and a pressure regulator to the gas source.

A method for separating particles from particle-laden gas. Charged particles are formed by charging particles of a particle-laden gas. A gas jet is provided by guiding the particle-laden gas by a flow guide. Particles from the gas jet are collected to a collecting electrode by an electric field. An effective collecting area of the collecting electrode is positioned such that gas velocity gradient at each point of the effective collecting area is smaller than 10% of the maximum gas velocity in the gas jet divided by the height dimension of the jet.

A process for the reduction of carbon dioxide and carbonyl sulfide from various types of gas emitting sources containing carbon dioxide and/or gas or liquid emitting sources containing carbonyl sulfide, using ion exchange resin.

A climate control system and a method of control. The climate control system may have first and second adsorbers and a door that controls airflow through the first and second adsorbers. The first adsorber adsorbs moisture from the airflow and the second adsorber desorbs moisture when the door is in a first position.

A self service kiosk station employing a water repellant air filter is provided. The self service kiosk may take many forms including a vending machine, gaming station, ATM, DVD rental machine, or the like. Positive pressure within the housing may be employed as well to keep contaminants outs and ensure air flow into the housing is through the water repellant air filter.

A fast gas chromatograph (GC) method and device for obtaining fast gas chromatography analysis, in which a capillary gas chromatography column is inserted into a resistively heated metal tube located mostly outside a heated oven, which serves as a heated transferline to a flexible column that enters a resistively heated metal tube from a gas chromatograph injector and exits into a gas chromatograph detector. The resistively heated metal tube of the fast GC device has an internal diameter that is over twice the external diameter of the GC column so as to enable the insertion of several capillary GC column loops. The process of column insertion into or removal from the heated tube is aided by touching it with an ultrasound vibrating device that remarkably reduces the friction during column insertion into the metal tube heater.

A method and apparatus are described for swing adsorption processes. The method includes obtaining different plates, wherein the plates have gaseous openings and a utility fluid opening. Then, the gaseous openings are substantially oriented along a common axis for gaseous openings and the plates are diffusion bonded. Once diffusion bonded, the gaseous openings within the module are wash coated with an adsorbent material.

A pressure swing adsorption process for removal of CO2 from natural gas streams through a combination of a selective adsorbent material containing an effective amount of a non-adsorbent filler, adsorbent contactor design, and adsorption cycle design. The removal of contaminants from gas streams, preferably natural gas streams, using rapid-cycle swing adsorption processes, such as rapid-cycle pressure swing adsorption (RC-PSA). Separations at high pressure with high product recovery and/or high product purity are provided through a combination of judicious choices of adsorbent material, gas-solid contactor, system configuration, and cycle designs. For example, cycle designs that include steps of purge and staged blow-down as well as the inclusion of a mesopore filler in the adsorbent material significantly improves product (e.g., methane) recovery. An RC-PSA product with less than 10 ppm H2S can be produced from a natural gas feed stream that contains less than 1 mole percent H2S.

The present invention relates to a process and apparatus for producing a fluid enriched in carbon dioxide starting from a waste gas from a ferrous metallurgy unit.

A system and method to recover water from an ambient airstream. Dehumidification of the airstream is also achieved by removal of the water. A device of the system includes a chamber having a group of trays that hold respective amounts of liquid desiccant in each tray, the concentration of the liquid desiccant may be dynamically changed based on changes within the system. A foam media absorbs the desiccant to increase an exposed surface of the desiccant to the airstream. Fans and valves are used to control airflow through the device. A charge cycle circulates air through the device to remove water vapor from the airstream. A subsequent extraction cycle removes water collected in the liquid desiccant by a condenser communicating with the chamber. A controller is used to integrate and manage all system functions and input variables to achieve a high efficiency of operational energy use for water collection.

A punching device includes a punching unit that punches a hole in a sheet of paper; a container that receives a chad of paper generated upon punching by the punching unit; a dispersing member that is provided within the container and that is configured to disperse the chad of paper; and a guiding member configured to guide the chad of paper that is generated upon punching by the punching unit and fallen into the container to the dispersing member.

A cutting device for cutting labels includes a cutting element for cutting into individual labels a label strip that is provided with a plurality of labels arranged one behind the other in the direction of the length of the label strip. The cutting element has a cutting tool in a first axis, about which the cutting element is rotatable. A counter-pressure roller which serves for the placement of the label strip is rotatable about a second axis arranged parallel to the first axis and has at least one counter-cutting bar which is provided on the outer surface of the counter-pressure roller essentially parallel to the second axis.

A fin assembly for attachment to a die cutting machine to guide and align at least two blanks cut from a sheet in the machine as the blanks are fed through the machine. The fin assembly includes at least one thin plate-like fin having length and height dimensions and a narrow thickness. The fin is mounted in the machine so that the length dimension is in substantial alignment with a respective cut separating two blanks cut in the machine, so that the blanks fall on opposite sides of the fin as they are fed through the machine, whereby the fin keeps the blanks separate and aligns them as they are fed through the machine. At least one back stop is associated with the fin to prevent blanks from moving in a reverse direction and falling out of the machine when they fall past the fin.

Rotary cutting apparatus has a frame, a first rotary device and a second rotary device. Each of the first and second rotary devices has a shaft concentrically arranged about a rotational axis and a drum and are arranged in the frame in such a way that said first and second axes are substantially horizontal and substantially in the same vertical plane. A pair of bearing housings is arranged on either side of each of the drums. A first pair of bearing housings is movable relative to the frame in a transverse direction to the first rotational axis by means of a force means. Means is provided for passive vibration attenuation of at least the first shaft that includes a mass damper having a housing and a damping body movably arranged inside the housing, wherein the mass damper is associated with the first pair of bearing housings.

A self-adhesive activity paper applicator dispenses a strip of paper from an internal roll directly onto a wall and then cuts it to length. The activity paper comprises pre-applied strips of temporary pressure-sensitive adhesive, beneficially having preprinted images. The applicator covers part of a wall to allow a child to color or draw upon the paper. When the child is done drawing the activity paper can be removed without damaging wall. The applicator has a pair of handles and a bottom wheel that facilitates accurate and level deployment of paper. The applicator may be disassembled to refill the paper roll.

A rotary cutter device includes a rotating body, a plurality of rotary blades, a fixed blade, a feeding portion, and a control portion. The rotating body is configured to be rotatable around a central axis. The plurality of rotary blades are provided on the rotating body. The fixed blade is provided facing a trajectory that cutting edges of the plurality of rotary blades describe when the plurality of rotary blades rotate. The feeding portion is configured to feed a sheet-shaped object along a linear feed path that passes close to the fixed blade. The control portion is configured to rotate the plurality of rotary blades around the central axis toward the fixed blade from the opposite side of the feed path from the fixed blade.

A tool is provided for moving a first clamping or gripping member toward or away from a second facing clamping or gripping member, the tool having a double threaded drive shaft coupled to opposed threaded linkage driving members for causing the threaded linkage driving members to be driven toward or away from each other. As the threaded linkage driving members move closer, the resulting angle of the links becomes steeper, thus increasing the mechanical advantage of the clamping tool, enhancing clamping forces. A beneficial result is a clamping apparatus that requires less manual energy than a traditional clamp. Another beneficial result is provided if the same amount of energy is applied to the driveshaft as in a traditional clamp, the resulting clamping force is significantly higher. If the second clamping member is adjustable, it accommodates wide variations in thickness of an object positioned between the first and second clamping members.

A positioning device for a turnable table of a saw machine having a pivot shaft that pivotally connects a pair of clamping units. A pressing member with an attachment portion for attaching to a coupling unit may be formed on each clamping unit. By manipulating a trigger of the coupling unit, the pair of clamping units can be driven to rotate a pair of corresponding clench members for selectively clamping or unclamping a base of the saw machine. Thereby, the turnable table can be secured in place upon adjustment.

A device and a method for cutting through the adhesive bead of panes that have been fixed by bonding is specified, said device having a base body on which at least one suction plate for fixing on a pane to be separated out as well as one motor-drivable coil for winding-on a separating wire are accommodated, wherein at least two guide rollers are held on the base body by means of extension arms at a distance which is adjustable in respect to each other. The device is preferably positioned approximately diagonally on the pane in such a manner that the guide rollers are situated on the outer ends of the extension arms in the vicinity of the corner regions of the pane.

A sheet material punching device includes a plurality of punches and links, a driving mechanism having drive gears capable of transmitting a rotational driving force of an electric motor (driving source), and slide arms allowed to reciprocate along the longitudinal direction of a frame, the slide arms making the punches reciprocate in a punching direction along with their own reciprocating motions by the intermediary of links. The slide arms respectively have cams capable of converting the rotational motion of the driving mechanism into the reciprocating motions of the slide arms, and auxiliary cams capable of moving the slide arms to predefined initial positions. The drive gears respectively have cam followers to be engaged with the cams, and auxiliary cam followers to be engaged with the auxiliary cams. The sheet material punching device return the slide arms to the initial positions without increasing a driving energy.

A simple and compact rotary cutter unit capable of detecting a home position of a rotary cutter, and a printer device having the rotary cutter unit. A radially outwardly extending fin-shaped detected member is arranged on an end portion of the rotating blade opposed to a second gear of the rotating blade. A photosensor is arranged within a main frame of the printer device so that the photosensor may detect the fin-shaped member when the rotating blade is positioned at the home position. The fin-shaped member and the photosensor are not positioned outside relative to both ends of the rotating blade in relation to the direction of the rotational axis of the rotating blade. Therefore, it is not necessary to increase the width of the printer device due to the presence of the fin-shaped member or the photosensor, whereby the printer device may be compactly constituted.

An adjustment device for an auxiliary fence includes a support frame, an auxiliary fence, a guiding unit and an adjusting unit. The guiding unit guides the auxiliary fence along a longitudinal direction such that the auxiliary fence is selectively slidable relative to the support frame. The adjusting unit allows the auxiliary fence to be adjusted relative to the support frame and securely positioned. The adjusting unit includes a driving member, a securing member installed on the driving member, and an elastomeric element. When the driving member is operated, the securing member becomes disengaged from the support frame which allows the position of the auxiliary fence to be adjusted by sliding it relative to the support frame.

A strip die is prepared with cutouts according to a pre-determined pattern, e.g., on a cutting table and positioned on a stripping station that has a removal tool to remove waste material. After a sheet of material is cut on the same or another cutting table, the sheet is positioned in the stripping station over the female strip die. The removal tool moves to programmed positions in the stripping station and removes pieces of waste material. The final stripped cut sheet is the brought to the out-stack.

An adjustable riving knife assembly including a riving knife and a saw machine riving knife adjustment mechanism, the adjustment mechanism including a locating member and a locking unit. The locating member defines a track, and the riving knife has a riving knife body and a coupling portion inserted into the track. The locking unit includes an axle holder affixed to the locating member, a brake mounted on the axle holder, an operating member connected to the brake and a locking member to be driven by the brake. Rotation of the operating member causes the brake to move the locking member relative to the riving knife between a locking position, where the locking member engages the riving knife, and an unlocking or adjusting position, where the locking member is disengaged from the riving knife.

An automatic paper cutting device, includes: a paper reel frame for supporting the paper; and a core unit, wherein the core unit comprises a paper rolling shaft which a head portion of the paper reel rolls around, and the paper rolling shaft is connected to a cutting device. The present invention simplifies the internal structure for realizing the functional requirement that the structure are simpler and the accessories are fewer, the structure of the automatic paper cutting device is simpler, the automatic paper cutting device works more stable, the paper is outputted more smoothly, and the paper of different thickness and quality is capable of being cut automatically.

The invention relates to a process for making paper or paper board comprising forming a cellulosic suspension, flocculating the suspension, draining the suspension on a device to form a sheet and then drying the sheet, wherein the suspension is flocculated using a formation improving 3-component flocculation system comprising a) a linear cationic or ampoteric co-polymer of: i) acrylamide, and ii) a substance with formula (I) with a halide as counter-ion; b) at least one water soluble component chosen from the group of anionic polyacrylamide, non-ionic polyacrylamide and polyethyleneoxide; and c) inorganic microparticles, whereby the flocculation system does not contain a wafer-dispersible or branched anionic organic polymer. The invention also relates to use of the flocculation/retention system in the manufacture of paper or paper board, and to paper and paper board thus produced.

The invention relates to a device for the hydrolysis of preferably solid organic substrates, in particular of energy crops and plant residues, with a collection vessel (1) for receiving the organic substrates, with a conveying means (4) for transporting the organic substrates into a charging device (7) for the batch-wise charging of a hydrolyzer (10) with the organic substrates, the hydrolyzer (10) being provided on the output with a pressure-release device (12) having a valve-controlled pressure diaphragm (13) and a steam trap (14) arranged upstream of an expander tank (15). According to the invention, the conveying means (4) includes a conveyor worm (4') with a sleeve shaft (25), which is charged with hot steam from the steam trap (14), which is preferably designed as a cyclone, the sleeve shaft (25), in the conveying zone for the organic substrate, having, in a heating zone (18), steam-outlet openings (26) for directly charging the organic substrate with hot steam.

A method for manufacturing a sheet of paper and/or board having improved retention and drainage properties is provided, according to which, before the formation of the sheet and/or board, at least two retention aids are added to the fibrous suspension. These two retention aids are a main retention aid corresponding to a (co)polymer having a cationic charge density above 2 meq/g, obtained by the Hofmann degradation reaction, and a secondary retention aid corresponding to a water-soluble or water-swellable polymer having an anionic charge density above 0.1 meq/g. The main retention aid is introduced into the fibrous suspension in a proportion of 100 to 800 g/t of dry pulp, and the secondary retention aid is introduced into the fibrous suspension in a proportion of 50 to 800 g/t of dry pulp and has an intrinsic viscosity IV above 3 dl/g.

The present disclosure provides for a fibrous structure having an initial total wet tensile strength of greater than about 118 g/cm and at least one embossed ply having a surface thereof. The surface has a surface area comprising from about 10.0 percent to about 20.0 percent line embossments. Also, a fibrous structure having at least two plies is disclosed. One of the two plies has an initial total wet tensile strength of greater than about 118 g/cm and at least one embossed ply having a surface thereof. The surface has a surface area comprising from about 10.0 percent to about 20.0 percent line embossments.

A web product having at least two plies is disclosed. One of the at least two plies has a continuous pillow area disposed upon a surface thereof. A first portion of the continuous pillow area has a first width, W1, and a length, L1, and a second portion of the continuous pillow area in contacting engagement and in fluid communication with the first portion has a second width, W2, and a length, L2, wherein, W1≠W2 and L1=L2. The web product has a Basis Weight, BW, value greater than 51.6 gsm and a Dry Bulk, DB, value greater than 15.5 cc/g.

The disclosure provides a dispersion for making décor paper having improved optical performance without negatively impacting mechanical strength comprising a TiO2 particle slurry comprising a treated TiO2 particle having a surface area of at least about 30 m2/g, and a cationic polymer; wherein the treatment comprises an oxide of silicon, aluminum, phosphorus or mixtures thereof; and the treatment is present in the amount of at least 15% based on the total weight of the treated titanium dioxide particle; paper pulp; and a cationic polymer; wherein the cationic polymer in the slurry and the cationic polymer in the dispersion are compatible; wherein for equal optical performance, the amount of treated TiO2 particle in the dispersion is reduced by about 10% when compared to a dispersion not comprising the treated TiO2 particle of (a). These dispersions are useful in making décor paper that may be used in paper laminates.

A web product having a machine direction and a cross-machine direction orthogonal thereto is disclosed. The web product has at least one ply having a first plurality of pillow regions having a first total area in the machine and cross-machine directions and a second plurality of pillow regions having a second total area in the machine and cross-machine directions where the first and second total areas have a different value. The web product has a Dry Bulk, DB, value greater than 15.5 cc/g and a Total Tensile Strength, TT, value greater than 2000 g/25.4 mm.

A pneumatic tire for improving steering stability performance on dry and wet road surfaces. The tire tread pattern has circumferential center main grooves, outside and inside main grooves, land sections demarcated by the main grooves, ground contact borders on both sides of the tire, and closed shoulder lug grooves. A ratio Wmax/Wout of a maximum main groove width Wmax and an outside main groove width Wout is at between 1.5 and 2.5 inclusive. A ratio Sin/Sout of a groove area ratio Sin of a region on a tire-widthwise second side of a tire centerline and a groove area ratio Sout of a region on a first side of the tire centerline is at least 1.10 and smaller than 1.25. A groove area ratio of a region on the second side of a tire-widthwise centerline of the intermediate land sections exceeds that of a region on the first side.

It is a problem to provide a pneumatic tire where disengagement between sipe wall surfaces is suppressed. In a sipe formed in a block of a tread portion, two ridge portions (32) and (34) are formed in one sipe wall surface (29P), and two valley portions that engage with the ridge portions (32) and (34) are formed in another sipe wall surface. The two ridge portions (32) and (34) form a merged portion (30) where they merge together in the center of a sipe lengthwise direction and at their tire radial direction outside ends, and the two ridge portions (32) and (34) extend linearly from the merged portion (30) toward both sipe-lengthwise-direction end sides (F) and (K) so as to gradually move apart inward in the tire radial direction. Because of this configuration, the contact length of the adjacent sipe wall surfaces in a sipe depth direction (R) becomes longer.

A pneumatic radial tire in which a plurality of land portion rows 2 are formed by a plurality of main grooves that extend in the circumferential direction on a tread portion of a tire, and a thin groove 3 that extends in the tire circumferential direction is formed in at least one shoulder land portion row 2A that is positioned on the tread end among the plurality of land portion rows. A land portion 5 that is positioned between, the thin groove 3 and the tread end 4 is partitioned into a plurality of blocks 5a by a lug groove 6 that extends in the tire width direction and whose maximum groove depth is set deeper than the groove depth of the thin groove, and the groove depth of the lug groove continuously changes so as to become a maximum at an intermediate position between the thin groove and the tread end. According to the present invention, it is possible to provide a pneumatic radial tire that can achieve improved drainage performance.

A method for locking a tire to a wheel rim, includes the steps of mounting a tubular tire locking element on the wheel rim, which tubular locking member is arranged with a valve, which valve is pushed through a hole in the rim; mounting a tire on the rim such that the tire encloses the tubular tire locking element and a pressure chamber is obtained between the tire locking element and the tire; pressurizing the tubular tire locking element via the valve such that it expands, whereby the beads of the tire are pressed against the flanges of the wheel rim; inserting a hollow needle through the tire and into the pressure chamber, which hollow needle is connected to a pressurized air source; pressurizing the pressure chamber to desired pressure, removing the hollow needle; and sealing the hole caused by the needle with sealing fluid or plug.

A tire having a tread includes an outer tread layer and an inner tread layer. The inner tread layer includes one of a first elastomeric compound and a second elastomeric compound. The outer tread layer includes the other of the first and second elastomeric compounds. The second elastomeric compound has a lower rolling resistance and greater resistance to treadwear than the first elastomeric compound. The inner tread layer increases in thickness across at least a widthwise portion of the outer tread layer with a maximum thickness of one of the inner tread layer and the outer tread layer occurring near at least one of a first shoulder and a second shoulder of the tread. As the tread wears, the inner tread layer defines a greater proportion of a running surface of the tread.

A tire (10) for driving on ice, comprising: a tread (20) having a rolling surface configured to come into contact with the ground when the tire is rolling along, and two lateral faces (27), this tread comprising at least one groove (25, 26) in the rolling surface; at least one stud (30) having a longitudinal axis (33), a part (31) of the stud projecting from the rolling surface, the intersection between the stud and the plane tangential to the portion of the rolling surface around the stud forming a contour C, that part of the stud that projects from the rolling surface having a minimum cross section Sm, Sm corresponding to the smallest cross section of the said part in any plane containing the radial direction that passes through the point of intersection between the longitudinal axis of the stud and the plane tangential to the portion of the rolling surface around the stud; at least one conduit (200-205) that forms, on the rolling surface of the tire, at least two opposing edges (211, 221; 212, 222; 213, 223), the minimum distance D between the conduit and the contour C being less than or equal to 1 cm, the conduit opening into the groove and/or onto a lateral face of the tread; wherein, for each stud, the sum of the mean cross sections Sn of the conduits, each mean cross section Sn being measured at right angles to one of the opposing edges formed by the conduit, is greater than or equal to half the minimum cross section Sm of that part of the stud that projects from the tread.

A vehicle-carried air compressor device includes a case installed with an air compressor therein, a tire repairing container containing a liquid adhesive, and a flexible linking tube. An air inlet coupler of the tire repairing container is connected with an air outlet manifold of the air compressor. An end of the flexible linking tube is coupled to an adhesive outlet coupler of the tire repairing container, and the other end of the flexible linking tube is provided with a protection adapter for coupling to a tire nipple. Before the protection adapter is connected with the tire nipple, the other end of the flexible linking tube is closed by the protection adapter, so that the liquid adhesive in the tire repairing container will not shoot out suddenly because of improper handling.

Provided is a pneumatic tire whose braking performance on ice and partial-wear resistance can be improved. Sipes 11X provided in a rib 5 on a tire equatorial plane TE are formed in such a three-dimensional shape that the amount at which the rib 5 collapses due to an external force is smaller in the tire rotational direction than in a direction opposite to the tire rotational direction. In each block 10 in each shoulder region 1S, sipes 11Ma in a block tread-in side portion 10A are each formed in such a three-dimensional shape that the amount at which the block 10, if entirely provided with the sipes 11Ma, collapses due to an external force will be smaller in the tire rotational direction than in the direction opposite to the tire rotational direction. Sipes 11Mb in a block kick-out side portion 10B are each formed in such a three-dimensional shape that the amount at which the block 10, if entirely provided with the sipes 11Mb, collapses due to an external force will be smaller in the direction opposite to the tire rotational direction than in the tire rotational direction.

A tire containing a pair of beads, at least one carcass ply extending from one bead to the other bead forming a pair of sidewall areas of the tire and a tread area of the tire, and at least one layer of a knit fabric in the sidewall area of the tire, where the knit fabric has a warp and weft direction and is a double cord stitch knit fabric. A method of making the fabric and tire are also disclosed.