A system for spreading spreadings in front of the wheels of vehicles, in particular, rail vehicles, including at least one container for the spreadings, at least one device arranged below each spreadings container for metering the spreadings with an outlet opening for dispensing the metered spreadings and at least two devices for conveying the metered spreadings over at least two conveyor lines. The conveyor devices provided for the metering device are made up of a pneumatically operated multiple injector arranged beneath the outlet opening, with at least two separate cavities for the dispensing of the metered spreadings, with one compressed air connector per cavity, and a connector for the conveyor line in each cavity opposite the compressed air connection.

A technique of reducing occurrence of multiple discharge in a spark plug. The spark plug has a main ground electrode and three auxiliary ground electrodes. The position at which first auxiliary ground electrode is joined to a metallic shell is located opposite the position at which main ground electrode is joined to the metallic shell, with respect to a center electrode. The positions at which second and third auxiliary ground electrodes are joined to the metallic shell are located opposite to each other with respect to the center electrode. When the width of first auxiliary ground electrode is represented by W, the shortest distance between second auxiliary ground electrode and third auxiliary ground electrode is represented by T, and a distance which is a component of the shortest distance T in a direction orthogonal to first auxiliary ground electrode is represented by Tp, a relation W≧Tp is satisfied.

A method of manufacturing a liquid crystal display includes: preparing a lower mother substrate, where lower cells, each including a thin film transistor, are provided on the lower mother substrate, and a lower alignment layer is disposed on the lower cells; preparing an upper mother substrate, where upper cells corresponding to the lower cells are provided on the upper mother substrate, and an upper alignment layer is disposed on the upper cells; providing a mother substrate assembly by providing a liquid crystal mixture layer between the lower and upper mother substrates and combining the lower and upper mother substrates; providing a pretilt of the liquid crystals by applying a voltage to a voltage application unit of the lower mother substrate; and curing an alignment supporting agents in the liquid crystal mixture layer or the lower and upper alignment layers by irradiating light to a side of the mother substrate assembly.

A pressing device for assembling a liquid crystal display panel is provided. The pressing device includes a base plate, a pressing plate, a first cushion and a second cushion. The pressing plate is disposed opposite to the base plate and adapted to move toward or away from the base plate. The first cushion is disposed between the base plate and the pressing plate. The second cushion is disposed between the pressing plate and the first cushion, wherein one of the first cushion and the second cushion has a hollow zone corresponding to a display area of the liquid crystal display panel. A method for assembling a liquid crystal display panel is further provided.

An organic EL device (1) includes: a substrate (11); a plurality of lower electrodes (14) formed on the substrate (11) and corresponding to luminescence regions, respectively; a dividing wall (17) formed so as to surround the luminescence regions; light-emitting layers (19) formed on the lower electrodes (14) in the luminescence regions, respectively; and an upper electrode (20) formed on the dividing wall (17) and the light-emitting layers (19). The dividing wall (17) is conductive and electrically connected to the upper electrode (20).

Provided are a method of producing a polymer dispersed liquid crystal device with a cooling plate and a polymer dispersed liquid crystal device using the same. According to the producing method of the invention using the cooling plate capable of effectively removing heat with a simple method, it is possible to improve driving voltage characteristics and decrease a production cost of the polymer dispersed liquid crystal device.

Disclosed is a method of producing an organic light emitting device, an organic light emitting device produced by using the method, and an apparatus used in the method. The method includes preparing a first electrode, forming one or more organic material layers on the first electrode, and forming a second electrode on the organic material layers, wherein the method includes changing functions of predetermined pattern regions of one or more layers of the organic material layers or the electrodes.

The present invention relates to a method of and a vertical pumping device (1) for internally distributing Hg in a fluorescent tube body (3). The bottom (7) of the fluorescent tube body (3) is closed. The device (1) arranges, in a first position, a first solid body (9') comprising a predetermined first amount of bound Hg. The device (1) arranges, in a second position, a second solid body (9″) comprising a predetermined second amount of bound Hg. A first release (E1) of the first amount of Hg is achieved in the fluorescent tube body (3) by gasification with heat and under pressure for purification of contaminant particles in the fluorescent tube body. A second release (E2) of the second amount of Hg is achieved in the fluorescent tube body (3) by gasification attained for the occluded mercury vapour of the fluorescent tube body (3).

An electron emission source includes nano-sized acicular materials and a cracked portion formed in at least one portion of the electron emission source. The acicular materials are exposed between inner walls of the cracked portion. A method for preparing the electron emission source, a field emission device including the electron emission source, and a composition for forming the electron emission source are also provided in the present invention.

Process for obtaining lithium carbonate directly from the mineral containing silicium, aluminum, lithium and other metal oxides without the need to dissolve previously all oxides in sulphuric acid or alkaline hydroxides at high temperatures and pressures, by using carbon dioxide and water at supercritical or near supercritical conditions acting directly on the fine powder of the mineral.

The invention relates to a process and apparatus for recovering sulfur (9). In a sour gas scrubbing apparatus (S) comprises a scrubbing part (SP) and a regeneration part (RP), wherein sulfur components and carbon dioxide are selectively removed from a crude synthesis gas (2) with the aid of a circulating scrubbing agent (3). A sulfur-containing gas fraction (8) produced during the regeneration of loaded scrubbing agent is supplied to a sulfur recovery system (SR) in which an off-gas (10) comprising carbon dioxide and also sulfur components is formed. The off-gas is hydrogenated (H) and subsequently subjected to a gas scrubbing operation (Z). The hydrogenated off-gas (12) is scrubbed, independently of the crude synthesis gas (2), and scrubbing agent (13) removed from the scrubbing agent circuit of the sour gas scrubbing apparatus (S) is used to scrub out sulfur components from the hydrogenated off-gas (12).

The present invention relates to a method for producing hydrogen, with reduced carbon dioxide emissions, from a hydrocarbon mixture. In said method, the hydrocarbon mixture is reformed so as to produce a synthetic gas that is cooled, then treated in a shift reactor so as to be enriched with H2 and CO2. Optionally dried, said mixture is treated in a PSA hydrogen purification unit in order to produce hydrogen. The residue is treated by means of partial condensation with a view to capturing CO4 before said residue is sent as fuel to reforming.

The present invention relates to an organotemplate-free synthetic process for the production of a zeolitic material comprising YO2 and X2O3, wherein said process comprises the steps of (1) preparing a mixture comprising seed crystals, one or more sources for YO2, one or more sources for X2O3, and one or more solvents;(2) crystallizing the mixture obtained in step (1) to obtain a zeolitic material comprising YO2 and X2O3 as a crystallization product; wherein Y is a tetravalent element, and X is a trivalent element, and wherein at least a portion of the mother liquor obtained in step (2) is recycled to step (1) as a source for YO2, optionally after concentration of the mother liquor.

The present invention is directed to a hybrid process using ion exchange resins in the selective recovery of nickel and cobalt of leaching effluents that is comprised of the steps of processing (1) the laterite ore (M), which is then treated through leaching (2) (either atmospheric or under pressure), considering solutions from the solid-liquid separation step of existing plants already in operation (2) as well, in a way that the downstream process comprises an ion exchange hybrid circuit, wherein the first ion exchange step (3) with resins (Re) exhibits specific selectivity conditions for the removal of iron, aluminum and copper and an increased pH, and the second ion exchange step (4) allows the removal of nickel and cobalt.

An exhaust system for a compression ignition engine comprising an oxidation catalyst for treating carbon monoxide (CO) and hydrocarbons (HCs) in exhaust gas from the compression ignition engine, wherein the oxidation catalyst comprises: a platinum group metal (PGM) component selected from the group consisting of a platinum (Pt) component, a palladium (Pd) component and a combination thereof; an alkaline earth metal component; a support material comprising a modified alumina incorporating a heteroatom component; and a substrate, wherein the platinum group metal (PGM) component, the alkaline earth metal component and the support material are disposed on the substrate.

A CO2 amine scrubbing process uses an absorbent mixture consisting of an alkanolamine CO2 sorbent in combination with a non-nucleophilic base. The alkanolamine has oxygen and nitrogen sites capable of nucleophilic attack at the CO2 carbon atom. The nucleophilic addition is promoted in the presence of the non-nucleophilic, relatively stronger base, acting as a proton acceptor. The non-nucleophilic base promoter, which may also act as a solvent for the alkanolamine, can promote reaction with the CO2 at each of the reactive hydroxyl and nucleophilic amine group(s) of the alkanolamines. In the case of primary amino alkanolamines the CO2 may be taken up by a double carboxylation reaction in which two moles of CO2 are taken up by the reacting primary amine groups.

A method for extending the service life of a Collective Protection (CP) filter includes: providing at least one CP filter comprising a filter bed; and passing an airstream through a guard bed configured to protect the filter bed by removing one or more of airborne contaminants and battlefield contaminants. An apparatus for extending the service life of a CP filter includes: a CP filter comprising a filter bed; and a guard bed configured to protect the filter bed by removing one or more of airborne contaminants and battlefield contaminants.

An object the invention is to provide a phosphorus pentafluoride producing process wherein phosphorus pentafluoride is separated/extracted from a pentavalent phosphorus compound or a solution thereof, or a composition obtained by allowing the pentavalent phosphorus compound or the solution thereof to react with hydrogen fluoride, thereby producing phosphorus pentafluoride; and a phosphate hexafluoride producing process wherein the resultant phosphorus pentafluoride is used as raw material to produce a phosphate hexafluoride high in purity. The present invention relates to a process for producing phosphorus pentafluoride, wherein a carrier gas is brought into contact with either of the following one: a pentavalent phosphorus compound, a solution thereof, or a solution in which a composition obtained by allowing the pentavalent phosphorus compound or the solution thereof to react with hydrogen fluoride is dissolved, thereby a phosphorus pentafluoride is extracted into the career gas.

An apparatus for producing disilane through pyrolysis of monosilane, includes: a monosilane pyrolysis unit; a solid particle removal unit which removes solid particles generated in the pyrolysis unit; a condensing unit which liquefies and collects unreacted monosilane, and disilane and higher silanes with three (3) to seven (7) silicon atoms as pyrolysis products excluding hydrogen from a gas with the solid particles removed; a first separation unit which separates monosilane from a mixture of the liquefied unreacted monosilane, disilane and higher silanes; and a second separation unit which separates disilane and higher silanes from the mixture with the monosilane removed. In accordance with the present disclosure, disilane can be produced economically and efficiently with high purity through pyrolysis of monosilane.

Process for preparing hydrocyanic acid by catalytic dehydration of gaseous formamide, wherein the dehydration of formamide is coupled with an exothermic reaction by the reactor used in the dehydration comprising two separate fluid paths which are separated by a common reactor wall, with one fluid path being provided for the dehydration of formamide and the second fluid path being provided for the exothermic reaction.

This invention relates to a method for the preparation of lithium carbonate from lithium chloride containing brines. The method can include a silica removal step, capturing lithium chloride, recovering lithium chloride, supplying lithium chloride to an electrochemical cell and producing lithium hydroxide, contacting the lithium hydroxide with carbon dioxide to produce lithium carbonate.

This invention relates to a method for the preparation of lithium carbonate from lithium chloride containing brines. The method can include a silica removal step, capturing lithium chloride, recovering lithium chloride, supplying lithium chloride to an electrochemical cell and producing lithium hydroxide, contacting the lithium hydroxide with carbon dioxide to produce lithium carbonate.

A process for the production of nano-structures is presented, involving providing a graphite flake comprising graphene layers; intercalating the graphite flake to form a graphite intercalation compound exhibiting Stage I, II or III intercalation; and exfoliating the graphite intercalation compound by exposing it to a temperature between about 1600° C. and about 2400° C. such that a plurality of individual graphene layers are separated from the graphite intercalation compound.

This specification discloses an operational continuous process to convert lignin as found in ligno-cellulosic biomass before or after converting at least some of the carbohydrates. The continuous process has been demonstrated to create a slurry comprised of lignin, raise the slurry comprised of lignin to ultra-high pressure, deoxygenate the lignin in a lignin conversion reactor over a catalyst which is not a fixed bed without producing char. The conversion products of the carbohydrates or lignin can be further processed into polyester intermediates for use in polyester preforms and bottles.

A production process for composite oxide expressed by a compositional formula: LiMn1-xAxO2, where “A” is one or more kinds of metallic elements other than Mn; and 0≦“x”

A three way catalyst includes an extruded solid body having by weight: 10-100% of at least one binder/matrix component; 5-90% of a zeolitic molecular sieve, a non-zeolitic molecular sieve or a mixture of any two or more thereof; and 0-80% optionally stabilised ceria. The catalyst also includes at least one precious metal and optionally at least one non-precious metal, wherein: (i) the at least one precious metal is carried in one or more coating layer(s) on the body surface; (ii) at least one metal is present throughout the body and at least one precious metal is carried in one or more coating layer(s) on a body surface; or (iii) at least one metal is present throughout the body, is present in a higher concentration at a body surface, and at least one precious metal is carried in one or more coating layer(s) on the body surface.

Kinetically stable halogenated polysilanes include mixture of compounds having respectively at least four silicon atoms bound together, the substituents thereof comprising chlorine, and chlorine and hydrogen, and in the composition thereof, the atomic ratio of substituent to silicon is at least 1:1, wherein a) the kinetically stable halogenated polysilanes have a kinetically high stability in relation to oxidative splitting by chlorine, and the degree of conversion at temperatures of 120° C. within 10 hours with an excess of chlorine gas at 1013 hPa does not exceed 30 mol %, and b) the kinetically stable halogenated polysilanes have a percentage of branching points in the polysilane molecules of more than 8 mol %.

The present invention concerns a process for producing ammonia synthesis gas from the reforming of hydrocarbons with steam in a primary reformer (1) equipped with a plurality of externally heated catalytic tubes and then in a secondary reformer (2) together with an oxidant gas. In this process, the reaction of said hydrocarbons with said steam in said primary reformer (1) is performed at an operating pressure of at least 45 bar in the catalytic tubes and a flow of essentially pure oxygen or oxygen-enriched air is added to said secondary reformer as oxidant gas for substantially reforming together with said all the hydrocarbons content of said product gas exiting the primary reformer (1). In the case essentially pure oxygen is used as oxidant gas, a flow of nitrogen is added downstream the secondary reformer (2) to reach a N2/H2 molar ratio corresponding to or close to the stoichiometric ratio for ammonia synthesis. This process allows to obtain high synthesis gas production capacities and lower investment and energy costs.

System and method for sustainable economic development which includes hydrogen extracted from substances, for example, sea water, industrial waste water, agricultural waste water, sewage, and landfill waste water. The hydrogen extraction is accomplished by thermal dissociation, electrical dissociation, optical dissociation, and magnetic dissociation. The hydrogen extraction further includes operation in conjunction with energy addition from renewable resources, for example, solar, wind, moving water, geothermal, or biomass resources.

A method of preparing functionalized graphene, comprises treating graphene with an alkali metal in the presence of an electron transfer agent and coordinating solvent, and adding a functionalizing compound. The method further includes quenching unreacted alkali metal by addition of a protic medium, and isolating the functionalized graphene.

Provided are a method for post-treatment of a carbonaceous material using dehydrocyclization, a carbonaceous material post-treated by the method, and a polymer composite material including the carbonaceous material. More particularly, provided are a method for post-treatment of a carbonaceous material using dehydrocyclization, including subjecting the carbonaceous material to dehydrocyclization at room temperature to heal structural defects in the carbonaceous material, while increasing the effective conjugated length of the carbonaceous material to improve the electrical conductivity thereof, as well as a carbonaceous material post-treated by the method and a polymer composite material including the carbonaceous material.

A semi-continuous process and system thereof, for the synthesis of a narrow particle size distribution Zeigler Natta procatalyst for use in the manufacture of polyolefins. The process comprises: (a) mixing a reaction mixture containing a titanium compound; (b) charging a first reactor with said reaction mixture; (c) removing excess reactants from said first reactor as a filtrate; (d) feeding said filtrate to at least one further reactor; and continuously removing excess reactants from said at least further reactor.

Provided is a method of producing a carbon catalyst having an improved activity. The method of producing carbon catalyst including a carbonization step of carbonizing raw materials containing an organic compound as a carbon source, a metal, and an electrically conductive carbon material to produce a carbonized material; a metal impregnation step of impregnating the carbonized material with a metal; and a heat treatment step of subjecting the carbonized material impregnated with the metal to a heat treatment.

Described is a process for preparing platinum-carbene complexes.

The present invention provides an alkali metal salt of fluorosulfonyl imide having favorable heat resistance and a reduced content of specific impurities and a water content, and provides a method for producing an alkali metal salt of fluorosulfonyl imide, which is capable of easily removing a solvent from a reaction solution. An alkali metal salt of fluorosulfonyl imide of the present invention is represented by the following general formula (I) and has a mass loss rate of 2% or less when the alkali metal salt of fluorosulfonyl imide is kept at 100° C. for 8 hours under an air current. A method for producing an alkali metal salt of fluorosulfonyl imide of the present invention comprises a step of concentrating a solution of the alkali metal salt of fluorosulfonyl imide by bubbling a gas into a reaction solution containing the alkali metal salt of fluorosulfonyl imide, and/or concentrating a solution of the alkali metal salt of fluorosulfonyl imide by thin layer distillation.

An enclosure for enclosing a flat panel display for viewing that is substantially sealed and resistant to liquid ingress. The enclosure comprises a bezel, a substantially transparent front cover, and an enclosure housing. The bezel has a peripheral surface defining an enclosure area, an inner edge defining a display opening, and a rear surface. The substantially transparent front cover is operatively connected to the bezel and covers the display opening. The enclosure housing has a front opening and a flange disposed about and extending from the front opening. The bezel and the enclosure housing are joined together at a joining region that is substantially sealed and resistant to liquid ingress. The bezel, the front cover, and the enclosure housing define the enclosure, which is configured to receive a flat panel display therein.

Systems, methods and apparatus are provided through which in some implementations an expandable or adjustable snap-in cam or other friction device having a mechanically lockable drawer, shelf or divider in a cabinet, pantry, kitchen cupboard mount includes no screws or other permanent mounting.

A release-preventing system for wall cupboards wherein a cupboard (40, 70, 105, 110, 150) is hooked to a support (47, 76, 97, 115, 155) fixed to the wall (48, 77, 98, 114, 154) by a hook (41, 73, 91, 125, 162) of a cupboard holding device (40, 90, 124, 163) characterized in that between the hook (41, 73, 91, 125, 162) and the support (47, 76, 97, 115, 155) there is a release preventing element (51, 79, 101, 121, 160, 167) that prevents unhooking of the cupboard.

A rail seat includes a concrete rail tie; a pair of rail clip support shoulders cast in place in said rail tie each said shoulder having a rail face between its external sides; a pair of shoulder insulators each shaped to lie against the rail face of the rail shoulder; a pair of rail clips each having a base section adapted to seat within the rail clip support shoulder and a toe section adapted to seat on the rail base. The clip and toe insulator assembly is loaded on the shoulder in a vertical direction so that parts of the toe insulator seat within pockets in the shoulder that enable the clip and insulator assembly to move laterally towards the rail but not away from it and the clip base is aligned with the shoulder slot ready to enter it when the clip is moved laterally to the parked position which applies a small downward force to the clip toes and at this stage lie outside the limits of the rail base and finally the clip can be moved laterally into the installed position where the toe insulators sit on top of the rail base and securely hold it down.

The present invention relates to a rail clamp for attaching a rail S comprising a central portion 3, at least one torsional portion 9, 10 branching off laterally from the central portion 3, at least one transitional portion 7, 8 adjoining the torsional portion 9, 10 and at least one retaining arm 13, 14 which is connected to the transitional portion 7, 8 and on the free end of which an end portion 19, 20 is configured, by which the rail clamp is supported on the foot F of the rail S to be attached in each case during use, and relates to a system provided with a rail clamp of this type. The rail clamp and the system according to the invention are able, with a high endurance strength, to apply significant hold-down forces and at the same time to ensure that even during progressive wear of the rail attachment, adequately high hold-down forces continue to act on the rail. This is achieved according to the invention in that the retaining arm 13, 14 is continuously curved at least in a curve portion which extends up to the free end of its end portion 19, 20 such that, seen in a plan view of the rail clamp 1, the end portion 19, 20 is directed towards the central portion 3 and the longitudinal axis of the torsional portion 9, 10 associated with the respective retaining arm 13, 14.

The present invention relates to a polyurethane ballast layer, the method for preparing the same and a railway comprising the polyurethane ballast layer. The polyurethane ballast layer provided in this invention comprises a polyurethane-filled ballast layer and a polyurethane external protective layer, wherein the polyurethane-filled ballast layer comprises ballasts and polyurethane foam filled in the space among the ballasts. The polyurethane ballast layer provided in this invention can reduce the probability of ballast crashing, shifting and cracking under heavy load, and separate the ballast track from the outside environment to prevent rain, snow and wastes from entering into the internal space of the ballast track bed. Furthermore, the polyurethane ballast layer can keep the polyurethane foam filled in the ballasts layer away from water in the outside environment to avoid hydrolysis. The polyurethane ballast layer presented in this invention can be used in the railway ballast track bed to extend the track bed maintenance cycle, and save maintenance cost significantly.

A zipper for use in a reclosable bag including an elongated groove profile having two arms which form a general U-shape to define an opening to a channel, and an elongated rib profile opposing the groove profile. A plurality of first segments of the rib profile alternate with a plurality of second segments of the rib profile to create a structural discontinuity along a length thereof. The first segments have larger cross-sections and shorter lengths than the second segments such that interlocking the groove and rib profiles creates the audible clicking sound when the groove and rib profiles are engaged.

A bulk material product bag has an adhesive closure strip fixedly secured thereon. As a result of the adhesive closure strip being oriented transversely across the normally open end region of the bulk material product bag so as to be adhesively bonded to both the back and front sides of the bulk material product bag, the adhesive closure strip effectively closes and seals the open end region of the bulk material product bag. Handle structure can also be integrally incorporated within the adhesive closure strip.

The present invention relates to the description of machine-assisted production assemblies and to the optimization thereof, said assemblies having, built therein, a patented device for folding into deep coated folds, thus making it possible to create paper packaging for fast food, said assemblies all comprising a folded element from a folded paper strip 31. Said machines are modular and all comprise, upstream, an assembly of modules 5, 6, and 7 that supply a folded paper strip 31 that is then converted in a specific finishing module 8 for making, from said lidded paper strip, a packaging for a sandwich or loose product such as fries or chicken pieces.

The present disclosure provides a multiple chamber container that includes a container body sealed around a peripheral edge and having an outlet. The container also includes a first peel seal having a projecting portion and a second peel seal that isolates the outlet. The second peel seal may also include a projecting portion. The first and second peel seals may be configured to define a symmetrical chamber. The chamber may include an axis of symmetry extending between the first and second projecting portions. The chamber geometry of the container ensures a correct sequential opening of the first and second peel seals.

The present invention regards a package (1) for food products comprising a flexible container (2) having a first wall (5) and a second wall (6) opposite each other and peripherally sealed along at least the respective side edges (5a, 6a, 5b, 6b), a space (8) inside said walls containing, optionally in sterile conditions, a food product (73), and a gusset element (10) extended between the upper edges (5c, 6c) of said first wall (5) and of said second wall (6), said gusset element (10) defining a pocket (14) turned towards the interior of said flexible container (2), characterized in that it comprises an opening and closing device (3) housed in said pocket (14) and constrained to said flexible container (2), said opening and closing device (3) comprising a pourer body (15) associated with an opening and closing cap (16), and cutting means (42) suitable to perforate said flexible container (2) at the time of the first opening of said packaging (1). The invention also regards a method for packaging a food product, in particular in sterile conditions, in a package of the aforesaid type, a flexible container for a package of the aforesaid type as well as a method for producing such container.

A packaging device allowing for the distribution, storage and cooking of various food products, such as perishable or frozen food product(s). The packaging device includes a plurality of micro-perforations that may promote the extended shelf-life of the perishable food product and the maintenance of the quality of the perishable food product or be configured to maintain the integrity of a frozen food product. The packaging device also includes a venting system that allows the cooking of the perishable or frozen food products within the packaging device.

The present invention is a washable and reusable storage bag comprising a plastic coated canvas made from cotton and polyethylene. The storage bag comprises a front panel having a zipper and a back panel, a bottom edge and a top edge, and two side edges. The bag further comprises a rectangular transparent polyurethane window in the front panel, preferably in the shape of a rectangle. Two opposing sides of the transparent polyurethane window are heat sealed to the plastic coated canvas to create a liquid tight seal between the transparent polyurethane window and the plastic coated canvas. The outside of the storage bag can be customized with, e.g., designs, branding, and/or advertising. The storage bags can be hand washed, put in the dishwasher or put in the washing machine and clothes dryer.

A first panel includes an engaging section configured to engage with an engaged section so as to allow displacement of the engaged section according to swinging of a hood between a closed position and an open position and restrict the swinging of the hood in a state where an opening section is opened. The engaging section engages with the engaged section such that the engaged section is detachable by being displaced in a predetermined first direction. The machine main body further includes an auxiliary supporting section provided in a machine room and configured to restrict, by detachably supporting the engaged section detached from the engaging section, the swinging of the hood in a state where the opening section is opened.

Locking device (1) comprising at least one locking mechanism (2) having a catch (3) and a pivotal first pawl (4), the operating lever (7) being movable so that during its movement the operating lever (7) interacts with a drive pin (20) of the first pawl (4) and a lateral pawl spring (35) acts between the drive pin (20) and the operating lever (7).