b

Apparatus and methods for spreading fiber bundles for the continuous production of prepreg

Apparatus for producing spread fiber bundles by strategic use of tension control throughout the device and use of higher differential speeds between driven rollers and line speed of the running fiber bundle are provided herein, along with methods for producing spread fibers, prepregs, and articles of manufacture therefrom.




b

Hydrocarbon sequestering product

A hydrocarbon sequestering product, a method to obtain the product, and a method and a facility to sequester hydrocarbons, wherein the product comprises an oleophilic filamentous material that gets in contact with a medium contaminated by one or more hydrocarbons with the purpose of sequestrating the hydrocarbon(s) present in the medium to free it from said hydrocarbons.




b

Cellulose-based fiber, and tire cord comprising the same

The present invention provides cellulose-based fibers including cellulose and at least one polymer selected from the group consisting of a polysiloxane, a polyacrylic acid, a polyacrylamide, an m-aramid, and a polyvinylalcohol/polystyrene copolymer, and a tire cord including the same. Furthermore, the cellulose-based fibers of the present invention have an advantage in superior elongation and tenacity of the prior cellulose fibers by blending at least one polymer having a functional group that is capable of a hydrogen bond with a hydroxyl group of a cellulose molecule.




b

Apparatus and methods for automatically training saw blades on a saw mandrel

Apparatus and methods for automatically training (i.e., straightening) saw blades along a saw mandrel are disclosed.




b

Non-woven laying machine and a method for laying a non-woven fabric

In order to produce air-laid non-woven fabrics with an adjustable strength ratio of the production direction and 90° to the production direction, two non-woven laying machines are set at an angle to the production direction.




b

Carbon nanotube yarn, method and apparatus for making the same

An apparatus for making a carbon nanotube yarn includes a tube and a bobbin. The tube has an opening capable of introducing organic solvent into the tube. The tube further has an inlet and an outlet defined through lateral walls thereof. The inlet is capable of accepting one or more carbon nanotube yarn strings and the outlet is capable of accepting the carbon nanotube yarn. The bobbin is positioned around the tube for collecting the carbon nanotube yarn as it comes out of the outlet.




b

Device on a spinning room preparation machine, for example a fibre flock feeder, carding machine, cleaner or the like, for supplying and/or discharging fibre material

In a device on a spinning room preparation machine, for example a fiber flock feeder, carding machine, cleaner or the like, for supplying and/or discharging fiber material, a tray-like guide element having a guide surface co-operates with at least one conveyor roll located opposite, the fiber material being guided towards and along the guide surface. In order to provide a simple way of supplying and/or discharging fiber material without undesirable adhesion of fibers, the guide element located opposite the at least one conveyor roll is arranged to be set in vibration by at least one actuator.




b

Method for the continuous production of laid staple fibre fabrics from finitely long reinforcing fibres with aligned fibre orientation

The present invention relates to a method for the continuous production of laid staple fiber fabrics with aligned fiber orientation, in which method the laid fabrics are produced by continuous plaiting down of carded fiber web at defined laying angles onto a synchronized transport belt (1), wherein the carding machine (2) and plaiting means (3) arranged downstream of it are arranged at an acute angle with respect to the advancing direction of the transport belt. Said laid staple fiber fabrics are used for producing high-strength fiber-reinforced plastic composites, as are used in wind power plants, aircraft construction and the automotive industry. In particular in the loading direction, said composites have high composite strengths and rigidities, to which end a defined fiber orientation is required. In addition to a defined orientation of the finite fibers, the laid fabrics also have a defined mass per unit area.




b

Method for harvesting bast plants

A method for harvesting bast plants that have stalks, husks, and seeds. The method includes cutting the bast stalks from the bast plants and receiving the bast stalks onto a first belt. The method then orients at least a portion of the bast stalks on the first belt by moving a bar back and forth across the first belt in a direction generally perpendicular to the direction the first belt is moving, the bar elevated above the first belt and having spaced tines extending toward the first belt, the longitudinal axis of the at least a portion of the bast stalks being generally oriented in the direction the first belt is moving. The husks and seeds may be removed from the bast stalks. The bast stalks may be packaged.




b

Device for attaching a flexible clothing in a textile machine

A device attaches a flexible clothing in the form of a clothing strip to a card flat bar of a revolving card flat. The card flat bar has a card flat foot with a clothing take-up surface and a web lying above the card flat foot. At least two clips are provided on the clothing strip. The device includes means to accommodate and hold the card flat bar and the clothing strip. The device furthermore includes press rams, which are guided in a moveable manner transversely to the longitudinal direction of the card flat bar and from both sides parallel to the clothing take-up surface of the card flat bar. By means of the movement of the press rams, an integral formation of the clips on the card flat foot is caused. The press rams have a drive with compression hoses.




b

Dual opposing fiber brushing

A fiber sample conditioning system having a comb for engaging and retaining fibers to form a beard, and at least two rotating brushes for brushing the fibers simultaneously from opposite sides of the beard in a direction along the fibers away from the comb.




b

Processing line of bast fiber

A processing line of bast fiber is provided. The processing line is comprised of various devices for carding, cutting, degumming, high temperature washing, separating and water washing, softening, drying, batching and applying oil, permeating and reconditioning, stretching-breaking carding, and combing and sorting. The processing line of bast fiber can improve production efficiency, and improve the yield of long hemp fibers. Moreover, the produced fiber has stable quality and is convenient for post-processing.




b

Drawing frame having a guide table for a guide apron

A drawing frame (1) is described for drawing a fiber slubbing (14) of a workstation of a textile machine having two roller pairs (2, 3) which are arranged behind one another in the transport direction (A) and in each case contain a drafting roller (4, 6) which can be driven, wherein the first drafting roller (4) in the transport direction (A) is assigned a guide apron (8) which wraps around this drafting roller (4) and a guide table (10) which is arranged between the first (4) and the second (6) drafting roller. It is provided according to the invention that the first drafting roller (4) is mounted in a bearing slide (19) which can be displaced in the transport direction (A), and the second drafting roller (6) is mounted in a bearing block (22), and that the guide table (10) is fixed on the bearing block (22) of the second drafting roller (6).




b

Counterband tape

A counterband tape for use in the heat setting tunnel of a carpet yarn heat setting machine. The tape is constructed from polyphenylene sulfide yarns. The counterband tape may be formed as a single layer woven fabric with a twill weave construction. The tape also may include a herringbone pattern.




b

Spunbond fibers and fabrics from polyolefin blends

The invention described relates to a polyolefin blend composition suitable for spunbond fiber or filament compositions, and to fabric compositions and composite constructions therefrom, said blend comprising a) from 60-98 wt % of at least one random propylene copolymer having a comonomer content of from 8 to 25 wt % and a crystalline melting point (Tm) as determined by differential scanning calorimetry (DSC) of from about 40° C. to about 110° C.; and b) from 2-40 wt % of at least one substantially isotactic polypropylene homopolymer or copolymer comprising one or more C2 and/or C4-C8 comonomer, having a crystalline melting point (Tm) as determined by DSC greater than or equal to 120° C. The blends of the present invention typically have a melt flow rate (MFR) of from 100 g/10 min to about 500 g/10 min.




b

Method and device for the dry forming of a fiber web

A method and a device for the dry forming of a fiber web, in which a multiplicity of fibers or fiber mixtures are fed to a forming head by means of an air flow is described. The forming head produces a fiber stream which is introduced into a clearance of a forming zone between the forming head and a laydown belt. To obtain as uniform a construction of the fiber layer as possible during the laying down of the fibers, the fibers of the fiber stream run through the clearance within the forming zone with free sections of different lengths. To this end, the forming head and the laydown belt are held in a non-parallel arrangement, with the result that the clearance is formed by different spacings between the laydown belt and the forming outlet of the forming head.




b

Processing agents for synthetic fibers, aqueous liquids thereof, processing methods for synthetic fibers and synthetic fibers

A processing agent containing five specified kinds of components including esters and ethers as required components is used in the production or fabrication process of synthetic fibers such that superior spinning property is maintained and synthetic fibers with superior yarn quality and dyeing property can be obtained. Aqueous liquids of such processing agents, processing methods using such liquids and synthetic fibers obtained by such methods are also presented.




b

Apparatus for pressure steam treatment of carbon fiber precursor acryl fiber bundle and method for producing acryl fiber bundle

A pressure steam treatment apparatus according to the invention includes a pressure steam treatment chamber and labyrinth sealing chambers. The labyrinth sealing chambers are respectively arranged on a fiber bundle inlet and on a fiber bundle outlet of the steam treatment apparatus, having a running path of the fiber bundle in a horizontal direction and having plural labyrinth nozzles on top and bottom of the running path. The difference between a maximum value and a minimum value of the distance in the perpendicular direction of the top and bottom side labyrinth nozzles, of a pair of opposing labyrinth nozzles is 0.5 mm or smaller when the ambient temperature of the labyrinth sealing chamber is 140° C. This structure ensures that the energy cost can be reduced, the deformation of the apparatus and also, the raise of fuzz on the fiber bundle and fiber bundle breakage can be prevented at the same time.




b

Rotary drum of fiber-stacking device

A rotary drum for a fiber-stacking device includes a drum body, pattern plates each having a single fiber-stacking depression, and holding mechanisms each detachably holding a corresponding pattern plate on the outer circumferential surface of the drum body. Each holding mechanism has a fixed hook and a moveable hook. The fixed hook is immovably attached to one side of the drum body and forms a first groove with the drum body. The movable hook is attached to the other side of the drum body to be moveable between a holding position and a release position, forms a second groove with the drum body at the holding position, and opens the second groove at the release position. When the movable hook is at the holding position, the two side parts of the pattern plate are accommodated inside the first and second grooves.




b

Device for undoing textile fiber bundles

Device for mechanically splitting finite textile fiber bundles, comprising n individual fibers (n≧2) in fiber bundles having less than n individual fibers and/or individual fibers, characterized in that in a milling chamber that is closed off from the outside and that has one or more dead spaces of at least 10% of the milling chamber volume and in which one or more rotating striking elements operate in a non-cutting manner and so as to reduce load peaks and at a rotational speed that can be adapted to the material but that is at least 200 r.p.m., the material is adjustably input in different amounts in batches, treated for an adjustable duration, and then discharged again from the milling chamber.




b

Clothing carrier for clothing for processing fiber material

The invention relates to a clothing carrier (3) for flexible or semi-rigid clothings (2) for processing fiber material, wherein the clothing carrier (3) has a longitudinal direction (6) and a transverse direction (7). The transverse direction (6) corresponds to a working direction (A) of the clothing (2). The clothing carrier (3) exhibits a maximum tensile force (FL) in the longitudinal direction (6) which is greater than a maximum tensile force (FQ) in the transverse direction (7).




b

Detaching roller apparatus in a combing machine

A detaching roller apparatus in a combing machine includes a detaching roller and a plurality of electric motors. The detaching roller has a first end and a second end. The electric motors are connected to the detaching roller at positions adjacent to at least one of the first and second ends of the detaching roller for driving the detaching roller reversibly. The electric motors are synchronized.




b

Fibre laying machine comprising a roller with pivoting rings

A fiber laying machine includes a laying head with a roller able to pivot about an axis of rotation and to apply a plurality of preimpregnated fibers to an application surface by rolling over the application surface. The fibers are distributed along a lower generatrix of the roller and in contact with an exterior surface of the roller over an angle of wrap. The roller includes a cylindrical body, pivoting rings around the body, and means for immobilizing the pivoting rings with respect to the body in a direction parallel to the axis of rotation. The pivoting rings are able to pivot independently of one another.




b

Working assembly with a cooling system, for a machine for opening fibers, in particular a carding machine

A working assembly (1) includes a rotatable hollow drum or cylinder (2) having a cylindrical wall (3) with ends having transverse header walls (4) with openings (16, 17), and with a longitudinal shaft (5). The external lateral surface of the cylindrical wall (3) has a clothing device intended to interact with the fibers being carded. First and second support uprights (6, 7) are fixed in operation, and adapted to support the ends of the shaft (5) of the drum or cylinder (2) for rotation about a preferably horizontal axis. The support uprights (6, 7) and the drum or cylinder (2) are configured and coupled with each other such as to define at least one fluid path for a flow of a refrigerating fluid, which extends through the openings (16, 17) and inside the drum or cylinder (2) and is adapted to cause cooling of the lateral cylindrical wall (3) thereof.




b

Device and method for forming a uniform or profiled fleece or a uniform or profiled fiber flock mat

The device for producing a uniform or profiled fleece or a fiber flock mat includes a material dispensing device which produces a fleece and a transport device for the further transport of the fleece. The device also includes a measuring device to determine a transverse profile and a longitudinal profile of the fleece by measuring the mass per unit area of the fleece across its width, and a profile-changing device for supplying individualized fibers or fiber flocks to the fleece. A control unit controls the profile-changing device on the basis of the results of the measuring device in such a way that the profile-changing device supplies the individualized fibers or fiber flocks section by section in a targeted manner. Thus, depending on the purpose of the application, a uniform fleece or a fleece with a nonuniform transverse profile or longitudinal profile can be produced.




b

Dry erase board partition




b

Horizontal Pumping System with Bent Plate Frame

A pumping system frame assembly for use in supporting a horizontal pumping system on a platform includes a central body assembly, a motor plate connected to the central body assembly and a plurality of platform support assemblies connected to the central support member. The central body assembly includes a central support member that has an upper face and a pair of side rails connected to the upper face. A central brace extends along at least a portion of the central support member.




b

STRUCTURE OF MOUNTING BRACKET

A structure of a mounting bracket that connects a vehicle body and a transmission is provided. The structure includes an outer pipe having an insulator disposed therein and the insulator includes a plurality of stoppers having curved portions and a protrusion formed at an inner top portion of an aperture of the insulator and directed downwards. An inner pipe is coupled in the aperture of the insulator and a core is press-fitted into the inner pipe. The inner pipe and the core abut each other by the protrusion. Accordingly, vehicle dynamics control and quasi-static motion performance are improved, and operational noise, vibration, and noise attributable to vibration are reduced. Since the outer pipe and the inner pipe are made of plastic, the weight of the structure is decreased. Further, a decrease in the gap between stoppers is achieved without a swaging process.




b

VEHICLE VIBRATION DEVICE

Vehicle vibration device for a vehicle seat or a vehicle cabin, comprising a lower part and an upper part which is resiliently mounted relative to the lower part by a damper means, wherein the upper part is mounted in a suspended manner on the lower part by means of at least one pivot bearing, wherein the at least one first pivot bearing comprises at least one first lever, the first end of which is attached to the lower part by a first pivot axis and the second end of which is attached to the upper part by a second pivot axis, wherein the second end is located below the first end when viewed in a vertical direction, wherein at least the position of the first end of the lever can be changed by an adjustment means.




b

Adjustable Hanging System and Method

An adjustable hanging system comprising a first support portion with a first portion configured to be removably mounted to a fixture and a second portion configured to guide him to hold an article, a second support portion with a first portion configured to be mounted to a fixture and a second portion configured to hold an article, and a spacer configured to connect the first and second support portions at an adjustably selected separation distance. A method of use is also disclosed.




b

ROLLER BRUSH MOUNTING ASSEMBLY

A mounting assembly 10 for mounting a roller brush 12 onto a cleaning apparatus includes a mounting housing 14 configured to be mountable on the cleaning apparatus. The mounting housing has a through hole for receiving an idle shaft 16 that is sized to be engageable within a blind hole 42 formed in the adjacent end hub 32 of the brush 12. The idle shaft 16 is resiliently loaded in the direction toward the brush hub 12 by a loader assembly 18 which includes a compression spring 16 acting against retaining ring 48 engaged with the idle shaft 16.




b

TUBE FASTENING STRUCTURE

The present invention relates to a tube fastening structure for fastening a tube in a radiant floor heating system, the tube fastening structure comprising a bottom layer and at least one fastening element. The bottom layer is fixed on ground and has a surface of loop members. The fastening element has a plurality of hook members on a first surface thereof, and the plurality of hook members are configured to be mechanically fastened to the surface of the loop members of the bottom layer. After the tube is placed on the bottom layer, the fastening element is configured to fasten the tube in a manner of surrounding the tube by a mechanical fastening between the plurality of hook members and the surface of the loop members of the bottom layer.




b

MOUNT FOR AN OBJECTIVE

A mount for an objective housing. The mount includes a hollow space that is circular-cylindrical about an axis and has at least three receptacle protrusions for holding the objective housing, between which the hollow space arises and that are designed to hold the objective housing through clearance-free contact. The receptacle protrusions include at least two ribs that each have at least two regions having different extensions in the radial direction, relative to the axis.




b

CONNECTION DEVICE FOR LOUDSPEAKER BOXES, ARRANGEMENT OF LOUDSPEAKER BOXES SUSPENDED BELOW ONE ANOTHER, AND METHOD AND TRANSPORT CART FOR SETTING UP THE ARRANGEMENT

A connection device for setting up an arrangement of a plurality of loudspeaker boxes that are suspended beneath one another comprises a first assembly rail which is provided for assembly on a first loudspeaker box and to which a latching part is attached, and a second assembly rail which is provided for assembly on a second loudspeaker box and to which a retaining element that interacts with the latching part is attached. Herein, a free path length of a longitudinal displaceability of the latching part in relation to the first assembly rail is preselectable. Furthermore, the position of the retaining element in relation to the second assembly rail is preselectable.




b

CONNECTOR HUB AND MODULAR WORK SYSTEM

A connector hub assembly usable as a standalone module or as a component in a work space system. The connector hub assembly optionally includes features for connecting one or more arms of a support frame for supporting a modular workspace system including desk space, cabinet space, view screens, electronic equipment, and/or other workspace system components.




b

BAGGING STATION SUPPORT FRAME AND METHOD OF FORMING THE SAME

Disclosed is a bagging station support frame that includes a bagging station holder and a rail coupler coupled to the bagging station holder. The bagging station holder holds a bagging station. A bagging station holds a plurality of shopping bags ready to receive products purchased by a customer. The rail coupler couples the bagging station support frame to a rail. Rails are common fixtures throughout retail stores. The bagging station support frame can be coupled to a rail at various locations throughout the retail store. A bagging station coupled to the bagging station support frame will be available for customers to bag their purchases wherever the bagging station support frame with bagging station is mounted. By mounting bagging station support frames with bagging stations throughout the retail store, customers can easily bag their purchases as they shop, without having to find a checkout counter to obtain shopping bags.




b

DEVICES AND SYSTEMS FOR STABILIZATION OF SURGEON'S ARM DURING SURGERY

Described herein is an arm stabilization member for dampening inadvertent movement of the arm of a user during a surgical procedure, comprising an arm support and a movement mechanism coupled to the arm support. The arm support comprises an outer frame sized to support at least a portion of the user's arm and an inner pad lining an inner surface of the outer frame and configured to conform to the user's arm. The movement mechanism comprises a counterbalance system movably connected by joints and configured to compensate for the gravitational forces exerted by the arm of the user.




b

ENGINE MOUNT ASSEMBLY FOR A VEHICLE DRIVE UNIT

An engine mount for a drive unit in a vehicle includes a bracket having first and second joining points for attachment of the bracket to the drive unit. A first mounting member connects the bracket to the drive unit in the first joining point along a first joining axis. An engine mount is arranged on a vehicle body and supports the drive unit via the bracket. A second mounting member connects the bracket to the drive unit in the second joining point along a second joining axis. The first and second joining axes extend at a slant to each other by an axis angle.




b

APPARATUS FOR SECURING A MOBILE DEVICE TO A STEERING WHEEL

The subject matter discloses an apparatus for securing a mobile device to a steering wheel, comprising: a main flap connected to a rear surface of the mobile device, said main flap is made of a rigid material; a holder attached to the main flap, said holder secures the mobile device to the main flap; an elliptic unit extending from the main flap and surrounding the steering wheel. The apparatus may be part of a kit that also comprises a second holder attached to the rear surface of the mobile device, said second holder is in contact with the first holder.




b

AIR BRAKE HOSE SUPPORT BRACKET

A railway car air brake hose support bracket has an upper portion with first and second attachment members, a lower portion and an air hose connector. The first attachment member enters into and engages a portion of an accessible compartment of an uncoupling mechanism housing below the coupler head, and the second attachment member is secured to an air brake hose support lug of the railway car coupler. The air brake hose connector engages an air brake hose assembly and suspends this hose assembly from the railway coupler at a predetermined distance above the rail bed. A method of installing the hose support bracket includes positioning the first and second attachment members, securing them in place, and attaching one or more railway brake hose units to the air hose connector, either before or after this positioning and securing of the upper portion of the bracket.




b

NOVEL CONFIGURABLE CONTAINER-SUPPORT FRAME

A configurable container-support frame is disclosed. The frame includes at least two sections, each section including at least three substantially parallel telescoping members, each connected to two other members by a cross member that is substantially perpendicular to the telescoping members. The telescoping members of one section telescopically engage with the telescoping members of at least one other section and the engaged sections define a configurable volume. The frame may be disposed within an existing container, such as a bag or a box, to improve the protective capabilities of that container. Or the frame may be integrated with a surface, such as a fabric, to create a configurable container with improved protective capabilities over the surface alone.




b

Post Mounting Assembly and Method for Molten Metal Pump

A molten metal pump apparatus that includes a base member, at least two (2) support members or posts, and a post socket. The lower end of each post is mounted to a mounting bore of the base member and forms a cement-less pump joint. The upper end of the post is connected to the post socket to form a cement-less pump joint. The post socket is defined by a first half and a second half that have an open or separated position for receiving the upper end of the post and a closed or joined position for securing the upper end of the post.




b

VIBRATION ISOLATOR WITH A VERTICALLY EFFECTIVE PNEUMATIC SPRING

A vibration isolator with a pneumatic spring that is effective only in vertical direction, the pneumatic spring including a working space in which a vertically effective actuator is disposed.




b

BASE MOUNTING ASSEMBLY AND DISPLAY DEVICE

A base mounting assembly and a display device are provided. The base mounting assembly includes a main support on a side of a first device, a base including a pedestal part below the first device and a support post connected with the pedestal part and opposite to the main support, the support post including a first end away from the pedestal part and a second end connecting with the pedestal part, and a cushion block movably provided between the support post and the main support. A distance between the support post and the main support is gradually reduced from the first end to the second end so that when the cushion block is moved between the first end and the second end, a position of the support post relative to the main support is changed, causing a change of a position of the pedestal part relative to the first device.




b

GIMBAL SYSTEM HAVING PRELOADED ISOLATION

A gimbal system, including apparatus and methods, with one or more gimbals having non-preloaded or preloaded vibration isolators, a biased preloading compensation mechanism, sag compensation, and/or lateral snubbing.




b

ADJUSTABLE MOUNT FOR A MOUNTABLE DEVICE

A mount assembly for a mountable device such as a laser unit, such as a hybrid point and line laser that projects a vertical plumb dot(s) up and down, combined with horizontal and plumb projected lines. The mount assembly comprising: a base, a X-axis linear actuator, an upright support, a Y-axis linear actuator, an extension arm, a Z-axis linear actuator, a support plate assembly, and a mount for mounting on the mountable device.




b

MOUNTING FOR ELECTRICAL JUNCTION BOX IN A CINDERBLOCK WALL

A wedge member for securing an electrical conductor box within a hollow concrete block which is to be incorporated in a concrete block wall. The wedge member includes an elongated member dimensioned for a force fit within a hole within the concrete block.




b

ATTACHMENT DEVICE FOR A CABLE

Device for attaching a cable to a structure using an implement that includes a first body segment having a first end, a second end, and an inner wall, and defines a recess extending from the first end to the second end. The implement is receivable within the recess from the first end and permitted to extend beyond the second end to attach the device to the structure. A second body segment is coupled to the first body segment by a joining member, the second body segment having a first end, a second end, an inner wall, and defining a second body channel adapted to receive the cable. The inner wall of the first body segment, the inner wall of the second body segment, and the joining member define a first channel adapted to receive the cable.




b

CARD TRAY FOR ELECTRONIC DEVICE AND TRAY CARRIER ASSEMBLY USING THE SAME

A card tray for use in electronic devices is disclosed that can improve tray durability, eliminate the occurrence of resin flash during insert molding, and simplify the tray mold structure. The card tray for electronic devices according to a preferred embodiment may be a card tray for electronic device use for insertion into and withdrawal from a card socket of an electronic device with a card loaded thereon, comprising a tray body made of a nonmetallic material whereon is formed a card mounting hole or mounting recess for mounting the card, and a metal frame part that is coupled to the tray body so that the cross section protrudes from the front of the tray body.




b

ELECTRONIC UNIT HOLD DOWN ASSEMBLY

A hold down assembly for an electronic unit includes a locking washer having a cone at a front end thereof. The locking washer has a tang provided in the cone and extending forward from the cone. The cone is configured to receive a mounting hook of the electronic unit with a first side of the tang bearing against the mounting hook to lock the position of the locking washer relative to the mounting hook. An actuator knob is rotatably coupled to the locking washer. The actuator knob is configured to be tightened to a threaded shaft to tighten the hold down assembly to the electronic unit and drive the locking washer toward the mounting hook.