Abstract: A rail has an axially extending undercut groove of a uniform generally “C” shape in cross section and is supported by supports attached to the rail in spaced-apart relation. Each support includes a bracket and a lock member attached to the bracket for rotation and against displacement of the lock member relative to the bracket member. The lock member includes a locking cam portion, which is received in the undercut groove and has a size and shape such that it can enter the undercut groove when it is in an unlocked rotational position relative to the undercut groove and such that it frictionally engages walls of the undercut groove in a locked rotational position relative to the undercut groove and thereby retains the rail against displacement relative to a structure that supports the rail.

Abstract: A field serviceable device in conjunction with a pivoting means and a stationary means, such as a bicycle derailleur and a derailleur hanger, respectively. The device comprises a head, a barrel, a flange, and a pin. The barrel comprises a barrel-flange connector and barrel-pin connector on a first end, and a barrel-head connector on a second end. The head, flange, and pin are independently connected to the barrel. The pin has a pin-tool opening extending through the pin, and the barrel has a barrel-tool opening of sufficient dimension extending through the barrel such that a pin tool can extend into the barrel-tool opening without interference. The pin further defines a pin fracture notch that is designed to fracture before the pivoting means or stationary means is damaged due to a force applied to the pivoting means or stationary means by debris impacting the pivoting or stationary means or becoming wedged between, for example, the bicycle frame and the derailleur.

Abstract: The invention concerns a beam end fitting and method for joining together wooden beams, the fitting comprising a tubular member adapted to be firmly secured by gluing inside a hole drilled in at least one of the two ends of a wooden beam, and connecting means for connecting the beams to each other, either directly or by an interposed core fitting, wherein said end fitting is provided with blocking means for blocking the end fitting inside the beam during the gluing step.

Abstract: A hook and unhooking coupling device for enabling a user to easily attach or remove a latch hook from a boat or other object. The inventive device includes a pole member, and an engaging member having an opening and a tongue member secured to the distal end of the pole. The engaging member comprises a first member secured to a second member having an open V-shaped cross sectional area. A first edge is secured to the first member and a second edge is secured to the second member while leaving the opening unobstructed. The engaging member is removably positionable about the eyelet member of a latch hook for opening the spring latch while simultaneously retaining the latch hook firmly thereby allowing the user to manipulate the pole member so that the latch hook is positioned about a desired hook.

Abstract: The discovery concerns a fastening device for hinge parts and wall elements on frames of equipment enclosures in the electronic industry, whose sectional side rails show a longitudinal groove. A sprung u-clip 13 showing two thread carriers 16,23, is attachable in this longitudinal groove. A spring tongue 20 on the u-clip faces outward and reaches into a mounting on the longitudinal groove. The longitudinal groove bears rows of through holes corresponding to the thread carrier 16,23 for attachment screws.

Abstract: A tool for installing and aligning a bearing cap in a universal joint so as to position an end surface of the bearing cap a predetermined distance above the outer surface of the arm of the end yoke is generally cup-shaped, including a generally flat, circular end portion having a hollow cylindrical skirt portion. The skirt portion defines an inner diameter which is slightly larger than the outer diameter of the bearing cap. The skirt portion also defines an axial length which is equal to the desired predetermined distance. A cut-out may be formed in a portion of the tool to receive a spring tab or other axial retaining structure for the bearing cap. Also, one or more apertures may be formed in the end portion of the tool to receive anti-rotation protrusions formed on the end surface of the bearing cap. The universal joint is assembled by initially disposing the tool over the end surface of the bearing cap such that the inner surface of the end portion abuts the outer end surface of the bearing cap.

Abstract: A combined steering wheel and air bag modular unit is ultimately assembled. A cover is first molded around a steering wheel insert. The cover is molded as a single piece over the wheel and the area where the air bag module will be placed. In the past, two separate covers were utilized since the air bag was generally attached to the steering wheel after the steering wheel had been attached to the vehicle. The modular unit is then attached from the side to the vehicle steering column shaft. The present invention results in increased flexibility in the location of where manufacturing steps occur, and improves the aesthetic appearance of the cover for the steering wheel and air bag.

Abstract: A modular steering wheel and airbag combination includes an airbag assembly, a steering wheel assembly and a separate hub plate. The combination is preassembled as a unitary component which can easily be attached to a steering column shaft. A taper or wedge lock is formed between the steering wheel armature and hub plate. The steering wheel assembly includes a plurality of ribs or spokes extending from an upper rim portion of the steering wheel assembly and a ring portion connecting the spokes to provide structural integrity and support to the steering wheel assembly. The airbag assembly includes a retaining ring as part of an airbag component which provides easy and secure attachment of the airbag component to the hub plate. The inventive steering wheel and airbag combination comprises a structure for securing the combination to a steering column shaft. One embodiment of the structure includes a worm gear and complementary gear. The complementary gear may be a helical gear.

Abstract: A quick change PVC pipe connection system (10) comprises a pipe (12) having a pair of opposite spaced apertures (14) extending through one end (16). A fitting (18) has a flange (20) with a pair of opposite spaced orifices (22) extending through the flange (20). A pair of pins (24) are provided. A facility (26) within the pipe (12) is for forcing each pin (24) through one aperture (14) in the pipe (12) and into one orifice (22) in the flange (20) of the fitting (18), when the end (16) of the pipe (12) is inserted into the flange (20) of the fitting (18), so as to retain the pipe (12) to the fitting (18).

Abstract: A device for steadying a first balanced rotatable member relative to a second balanced rotatable member. A steadying tool is applied to the first balanced rotatable member while another tool precision torques the second balanced rotatable member. An element having a surface placed against the first balanced rotatable member. The element includes a faceted aperture capable of locking interaction with the steadying tool. The element also includes an axis aperture to permit torquing of the second balance rotatable member with the torquing tool. The element is configured to not disrupt the balance of the first and second balance members. The element may be fixed to the first balanced rotatable member during use.

Abstract: Fastening of a thermal protection structure on the airframe of a craft such as a spaceplane, rocket, missile, re-entry capsule, or any hypersonic airplane wherein the thermal protection structure consists of a plurality of highly heat-resistant, mechanically stable panels, which may be provided with an additional gap seal if desired, with a plurality of fastening points per panel, which are arranged at spaced locations from one another and establish a positive-locking connection between the insulation structure and the airframe. The fastening has a first fastening point, which does not permit any movement, or it does permit an at least limited rotary movement of the panel around an axis extending at right angles to the airframe surface; a second fastening point, which permits a limited, linear displacement of the panel in parallel to the airframe surface; and at least one additional fastening point, which permits a limited displacement of the panel in all directions.

Abstract: A fastening arrangement for connecting two items comprises a stud 16 secured to one item 14 and a captive fastener 18 located in a fastener body 20 secured to the other item. The captive fastener 18 is made up of a nut 32, a washer 34 and an outer clip 36 for securing the nut to the clip. The nut, washer and clip 36 may all be passed though the access opening 30 in the fastener body when separate, but when assembled, they resist withdrawal.

Abstract: A drive unit with a motor (1), in the drive shaft (5) of which a plug-in pinion (6) with a conical shaft (6a) which can be mounted into a similarly shaped conical seating bore (5a). The plug-in pinion (6) has on its end face a collar bolt (8) proximate to its toothing (7). The drive shaft (5) has an external groove (5b) proximate to the seating bore (5a). A tool is used to mount and dismount the plug-in pinion (6) by grasping the collar bolt (8) and the external groove (5b) and causing them to move relative to one another.

Abstract: A device designed to replace the existing mounting bolt and snap-ring on most derailleurs. A head and barrel are connected to retain the spring and tension adjusting components of the derailleur and to serve as a receptacle for a pin. The pin attaches directly to the derailleur hanger of the bicycle and is designed to withstand normal pedaling forces, while assuring separation prior to excessive yielding of the derailleur. The pin is manufactured with an opening so that a tool can be inserted in it to easily remove the separated pieces. As a result, damage to the frame and derailleur is prevented and the bicycle can be easily repaired by replacement of the pin.

Abstract: In an arrangement (1) comprising a shaft and a part having a hub (57) mounted on the shaft and comprising at least one tubular portion to be clamped onto the shaft, and a clamping member, which can be mounted on said tubular member (72, 73) comprises three inwardly directed clamping zones which are equispaced at angles of 120.degree. from one another and which are each movable in a radial direction. The clamping member and its three clamping zones are situated at the same level perpendicular to the shaft and the clamping member is constructed to be elastically deformable in radial directions and in addition comprises three application zones for an expansion device (150), which application zones are also equispaced at angles of 120.degree. from one another and are each movable in a radial direction.

Abstract: A flexible coupling device including a flexible metal rod or wire within a flexible tube which can be removably secured through the aligned bores of the pieces. The pieces are held in a fixed longitudinal relationship using the axial tension created by the flexible coupling device while still permitting relative rotation between each of the pieces. The flexible metal rod or wire is secured through various mechanism which include radial angular ridges in the interior of the flexible tube and a retaining post having radial angular ridges that interlock with the ridges in the flexible tube such that, as the post is inserted into the flexible tube, the post ridges and the tube ridges interlock to secure the flexible tube. In addition, radial angular ridges on the exterior of the flexible rod interlock with a retaining post having an interior bore with corresponding radial angular ridges as the flexible rod is inserted into the retaining post.

Abstract: An elongated support including a first rod having a first threaded end and a second threaded end, a second rod having a first distal end, a second threaded end and a washer member coupled to the second rod at the second end, the first distal end forming an S-shape for releasably supporting a lantern, a nut member having threads on an external surface thereof, a lug member threadibly engaging the second end of the second rod adjacent to the washer member, and a cup member rotatably positioned intermediate the lug member and said disk for threadily engaging the bolt member.

Abstract: Gripper pads for a gripping device such as that found in a stretch wrap packaging machine are provided with means enabling their simple installation and mechanical attachment to the fingers of a film gripping unit without necessitating the removal of the gripper unit from the machine. Each pad includes a film-contacting surface which is essentially unaffected chemically by plasticizers found in the common stretch films employed in this field. The film-contacting surface is one which is compressible but also has a fast recovery for returning to its original uncompressed condition to accommodate relatively high speed wrapping. Laminated to the film-contacting surface is a solid urethane or comparable material which has strength capabilities enabling the formation of stems or runners on the side opposite the film-contacting surface so that the stems can be threaded through openings in the fingers and used as pulling tools to anchor heads connected to the stems to be anchored in the fingers.

Abstract: A mounting means is adapted to hold a large component while it is being bolted to a frame. A hook is attached to the component and adapted to suspend the component in a first position. A bracket is attached to the frame and is adapted to receive the hook, hold the component in the first position, and align the component with a mounting bolt. The component is then drawn to a second, installed, position as the mounting bolt is tightened.

Abstract: A release key for adjustable track hurdles having telescoping members with a biased detent locking assembly located within a pair of longitudinal telescoping members, wherein the detent extends outwardly through aligned apertures in the telescoping members to selectively lock those members in predetermined longitudinal positions. The key features a pressure plate having inner and outer faces, with the inner face having an inwardly extending release protuberance and shaped portion which corresponds in conformation with at least a portion of the outer surface of the telescoping members. The outer face preferably includes a handle to further facilitate manipulation by the user, and the release protuberance is aligned with the biased detent in use and extends at least partially into the aligned apertures when its inner face is placed in contact with the outer surface of the telescoping members.

Abstract: A conveniently assembled positive connection of a magnetically operated valve with a housing block which will withstand high stresses. The housing block has a stepped locating bore which, as the bore depth increases, leads into an undercut. A valve body section has a smaller diameter than the bore in the housing and has a shape which is adapted to the locating bore which leaves a gap between the bore and the valve body section. A sleeve is pressed into the gap which fills the gap, and which engages in the region of the undercut. The sleeve which is subjected to a deforming action, fixes the magnetically operated valve and can withstand high stresses.

Abstract: A detachable locking device is described which consists of a pair of standard box end wrenches with shortened handles having integral ears on the ends of the handles with openings therethrough. The wrenches are designed to be retrofittably placed behind the respective connecting nuts on the line termination point adapter assemblies which are to be joined. The preliminary connection and seal are made using conventional means and the connecting nuts are torqued to near their optimum value. The wrench heads of the locking device are then positioned on the nuts so that a connecting bolt can be passed through the openings in the ears on the handles, a nut attached thereto and then tightened to hold and secure the connecting nuts together and prevent the nuts from loosening or seal leaking during the operation of the fluid transmission line.

Abstract: A screw tightening type connector having a female connector and a male connector fitted in the female connector. The female connector is provided with a female screw body, while a male screw body is provided on the male connector. The male connector is screwed into the female screw body and is tightened whereby the female connector and the male connector are fitted in each other. A rotational-force imparting section is provided for imparting a rotational force to the male screw body. The rotational-force imparting section has a rotary shaft extending in a direction intersected with a fitting direction of the male connector into the female connector. A rotational-force transmitting section is provided for converting the rotational force from the rotational-force imparting section to a rotational force in a direction intersected with the rotary shaft to transmit the rotational force to the male screw body.

Abstract: A detachable locking device is described which consists of a pair of standard box end wrenches with shortened handles having integral ears on the ends of the handles with openings therethrough. The wrenches are first placed behind the respective connecting nuts on the line termination point adapter assemblies which are to be joined. The preliminary connection and seal is then made using conventional methods and the connecting nuts are torqued to near their optimum value. The box end wrenches of the locking device are then positioned on the nuts so that a connecting bolt can be passed through the openings in the ears on the handles, a nut attached thereto and then tightened to hold and secure the connecting nuts together and prevent the nuts from loosening or seal leaking during the operation of the fluid transmission line.

Abstract: A valve spring housing for use in an adjustable regulating valve device of a railway locomotive brake valve has a cylindrical body with first, second and third sections. The first section has an outer cylindrical surface of a uninterrupted curvature, which first section can be threadedly secured to a valve pin housing, a recess to accept the end of a spiral spring, and a first flange extending radially outwardly therefrom. The second section has a convex surface on the end thereof and a second flange extending radially outwardly therefrom. The intermediate section is disposed between the first and second flanges and seats a sealing member between the flanges. A torquing tool acceptor, such as a transverse passageway is provided on the second section to enable threaded securement of the valve spring housing to a valve pin housing of a valve pin assembly in assembling the adjustable regulating valve device.

Abstract: A fire hydrant locking arrangement which is intended for utilization on a conventional fire hydrant. Moreover, also disclosed is a method of producing a fire hydrant locking arrangement through a heat-meltable locking ring which will inhibit the unauthorized opening of fire hydrants while facilitating the ready servicing of the internal components of the fire hydrant.

Abstract: A universally articulable supporting sheath comprises an interconnected series of links, each having a convex spherical surface at one end, and a concave spherical surface at its opposite end. The concave and convex surfaces mate with one another to form the sheath. Special links having branch openings may be provided. Various forms of waterproofing seals are provided, including O-rings, axially compressed rings, flexible belts, and ridges on the spherical surfaces. The links can be fitted together by thermal expansion. However, an axially split link is also described, which comprises two parts which snap together. The split parts may be molded as a unit with an integral thin wall hinge. The bending characteristics and bending radius of a sheath can be modified by insertion of spacers between the links at selected locations, or by the insertion of pins into radial holes provided in the links.

Abstract: A pin connector means for removably affixing structural members to central nodes enabling the erection of structural latticeworks is disclosed. The pin connector means includes a ball-ended bolt, a bearing seat, and a means for coupling a spherical ball of the ball-ended bolt to the bearing seat. The surface of the spherical ball and the contact surface of the bearing seat are finished to be of low friction. A threaded rod extending from the spherical ball of the ball-end bolt screwably affixes into an endpiece of a structural member. The bearing seat for receiving the spherical ball of the ball-ended bolt is affixed to a central node. Each of the central nodes can receive a plurality of the pin connector means. The latticework comprises a plurality of central nodes and a plurality of structural members, the structural members being enabled to removably affix to the central nodes using a pin connector means.

Abstract: A fire hydrant cap and actuating tool for use therewith provide enhanced security for fire hydrants and increased safety when using the tool. The cap is forged of 8620 carbon steel; is provided with an internal steel lock washer of cadmium plate steel, and includes thereon a forged, external slip ring of 8620 carbon steel with lubrication between the slip ring and cap. The tool which is used in combination with the cap includes a gripper which fits under the slip ring to prevent the tool from slipping, a spanner wrench and a hexagonal socket with a screw for gripping rounded-off valve stems.

Abstract: A removable end plug for closing off the open end of a hollow vehicle bumper. The end plug comprises a molded unitary body of flexible deformable material having four side sections in the form of a hollow square and a four sided truncated pyramid shaped operator portion connected to one transverse edge of the side sections. The operator portion has a normal position whereat the truncated pyramid extends longitudinally away from the bumper opening and a reverse truncated pyramid position to cause said side sections to be bowed transversely outwardly and thereby substantially increase the force of engagement between the outer surfaces of said side sections and the four inside surfaces of the bumper to thereby lock the plug to the bumper.

Abstract: At least one axial groove is formed on an output shaft which extends from an end of the output shaft to a stop ring groove and has a depth substantially equal to that of the stop ring groove to allow a stop ring fitted therein to be pushed up by a pin or the like inserted along the axial groove into the stop ring groove. A stop ring groove may be formed in a position on the output drive shaft adjacent to an end thereof, and an extension of a pinion drive shaft is provided which extends from an end face of the pinion drive shaft to form a cylindrical protective cover for a stopper fitted by the stop ring received in the groove and protruding from the end surface of the pinion drive shaft when the latter is retracted fully.

Abstract: An attachment device is provided by joining a first structural member to the threaded stud of a second structural member by an attaching means which includes a flanged main body that has a tapered portion. A nut tightens the attachment device into an aperture of the first structural member and a removal tool is used to remove the attachment device when desired.

Abstract: A wheel bearing assembly comprises an outer bearing member which is secured to a steering knuckle, and a hollow spindle which is rotatably supported in a fixed longitudinal relationship in the outer bearing member by two rows of bearing balls. The hollow spindle has a splined bore which receives a splined stub shaft of a drive bell which is pulled through the splined bore by way of a pull groove in the free end of the stub shaft. A snap ring is assembled to the stub shaft to secure the hollow spindle on the stub shaft against the resistance of a deformed crush ring which is disposed between an inboard end of the hollow spindle and a shoulder of the drive bell. In an alternate embodiment the snap ring secures the hollow spindle on the stub shaft against the resistance of interengaging straight and helical spines of the hollow spindle and the stub shaft.

Abstract: A hitch apparatus for detachably connecting a bucket to a power operated boom of a self propelled backhoe or excavator vehicle in which the hitch includes a body having a pair of upstanding side walls for hinge mounting onto the manipulative end of the boom. At the underside of the body secured in a relatively forward location of a bottom wall connecting the sidewalls is a hook member defining a transverse jaw channel in which to receive a transverse hingepin extending between spaced apart support lugs secured to the backside of the bucket. Rearwardly extending downward from the backside of the bottom wall is an elongated transverse sleeve adapted to be received intervening between the lugs of the bucket and containing a cyindrical rotatably displaceable bushing within the bore of the sleeve. The bushing is formed having an eccentric internal bore that by arcuate displacement of the bushing can be axially aligned with opposite apertures in the lugs.

Abstract: The adapter extension of subject invention provides for the coaxial extension of a plunger or rod whose effective length has become shortened by weakness or failure of a back-up spring which causes the plunger or rod to lose its effectiveness as a strut, for example, a situation that occurs primarily in nuclear reactors where the plunger engages a grid, whereas the grid provides lateral support to the upper end of the dry tube. The adapter is thimble-like and fits tightly over the end of the plunger that engages the grid. The adapter contains a spring which has the effect of substituting for or supplementing the original spring behind or below the plunger. The body of the adapter includes a retainer for holding the interior spring captive during assembly and operation of the adapter.

Abstract: An automatic control device for cable control systems comprising a first member adapted to be fixed, a second member connected to the conduit of a cable control system, and a third member interposed between the first member and the second member. The third member has one-way ratcheting teeth engaging complementary teeth on the first member. A spring is interposed between the third member and the second member. The second member includes circumferentially spaced helical teeth that engage complementary grooves in the first member. The second member further includes circumferentially spaced longitudinally extending ribs which engage the grooves of the third member. The device includes a mechanism for locking the parts together against longitudinal movement.

Abstract: A hydrant includes one or more novel and improved features, namely: (1) a nozzle assembly comprising a nozzle and a retainer ring mounted from within the upper standpipe section of the hydrant; (2) an operating assembly defining an excess reservoir volume to receive valve stem lubricating fluid to prevent blocking movement of the valve stem; (3) a coupling assembly including a collar, a retainer ring for engaging one end of the collar against one standpipe section, and a retainer bar inserted through the collar and bent around an adjoining standpipe section; (4) a coupling assembly including a floating seal band carrying two seals, one of which seals against one standpipe section and the other of which seals against an adjoining standpipe section; (5) an otherwise conventional valve body but for a double-D valve body cavity in which a complemental boss of a valve member retainer disk is nested to prevent rotation therebetween, and also including a flat sealing gasket disposed between the valve stem and an ann

Abstract: A pipe and socket connection for a spacial structure which is comprised of a pipe termination that is coaxial and welded to the end of the pipe and which possesses a hole in which a screw is able freely to rotate, the diameter of the screw head being greater than that of the hole in which it can rotate, a polygonally sectioned body and a threaded end, and where a nut having a polygonal inside shape engages upon the body of said screw, and where means are provided to restrict unwanted axial motion of the screw.

Abstract: A captive ball in a socket joint made with a minimum number of units capable of mass production and readily assembled with minimum labor. The ball and socket structure enables easy connection of the ball component to a machine element via open access to the ball component for a power driven tool, such as a pneumatic, rotary driver. The socket unit is a single unitary lug-shaped stamping made from flat sheet metal in which a socket recess with a spherical bottom is stamped or formed with a slotted aperture therethrough. The ball unit is a single unitary screw the head of which is ball-shaped and includes an integral drive device in the ball head. The screw-threaded shank of the ball unit projects through the socket unit aperture with the ball-head received in the socket recess. The slotted aperture permits universal swiveling movement of the ball unit relative to the socket unit. A nut, on the ball unit renders the ball unit captive in the socket unit.

Abstract: A shaft coupling assembly particularly intended for use with a taper shaft utilizes a tapered inner bore having an internally threaded portion for receipt of a torque applying jacking plug, and one or more impact receiving striking surfaces to facilitate removal of the shaft coupling from a shaft. The contemporaneous application of torque to the coupling through the jacking plug and impact to the coupling through the striking surfaces breaks the coupling loose from the taper shaft, even in situations where there is only limited space in which to deliver impact blows.

Abstract: A hydrant includes one or more novel and improved features, namely: (1) a nozzle assembly comprising a nozzle and a retainer ring mounted within the upper standpipe section of the hydrant; (2) an operating assembly defining an excess reservoir volume to receive valve stem lubricating fluid to prevent blocking movement of the valve stem; (3) a coupling assembly including a collar, a retainer ring for engaging one end of the collar against one standpipe section, and a retainer bar inserted through the collar and bent around an adjoining standpipe section; (4) a coupling assembly including a floating seal band carrying two seals, one of which seals against one standpipe section and the other of which seals against an adjoining standpipe section; (5) an otherwise conventional valve body but for a double-D valve body cavity in which a complemental boss of a valve member retainer disk is nested to prevent rotation therebetween, and also including a flat sealing gasket disposed between the valve stem and an annular

Abstract: A decoupling arrangement that includes a manually operable latch member is provided between an output shaft of a drive source and a power train. In a first coupled position, the latch member cooperates with slots in a tubular member that is arranged to be rotated by the drive source. A driven member is arranged coaxially with the tubular member and pivotally carries the latch member. To accomplish decoupling, the latch member is pivoted out of the coupled position. The decoupling arrangement includes provisions to prevent decoupling movement of the latch member except when the power train is at one or at one of a plurality of predetermined operative positions. The decoupling-preventing provision also serves to restrain the power train against movement when the latch member is moved out of the coupled position.

Abstract: A lock and coupling apparatus for securing fire hydrants is disclosed. The two piece apparatus comprises an inner member concentrically received within an outer cylindrical member. The inner member is formed with a socket for receiving the five sided hydrant valve post. A snap ring connects the outer member to the inner member while permitting rotational movement therebetween. A square lock pin moveable between locked and unlocked positions is provided to lock the inner and outer members so that rotational movement of the outer member is transmitted to the inner member. A specifically designed wrench for imparting rotary movement to the outer member is also disclosed.

Abstract: A headrest includes a unidirectional clutch permitting adjustment of the headrest from a reference position to any desired selected position and resists motion in a rearward direction except upon release of the clutch. In one embodiment of the invention, a spring return mechanism is provided to automatically return the headrest to a reference position upon release of the clutch.

Abstract: Tie down system for a three wheeled motorcycle which uses a pair of securing plates in conjunction with tie down straps to be located about the axle which supports the rear wheels of the motorcycle and a spaced apart locking plate which utilizes a movable clamping bar to be tightly connected over a bracing bar mounted on the frame of the motorcycle.

Abstract: A metal-to-ceramic fastening device is disclosed for securing a metal member to a ceramic member with respective confronting surfaces thereon clamped together, comprising a threaded bolt adapted to extend through a bolt hole in the metal member and into an aligned opening in the ceramic member, a rod nut threadedly receiving the bolt and adapted to span the opening in the ceramic member, and a pressure limiting member received on the bolt between the nut and the confronting surface of the metal member for limiting the movement of the nut toward the metal member when the bolt is tightened, so as to limit the pressure applied by the nut to the ceramic member to avoid damage thereto. The fastening device also prevents damage to the ceramic member due to thermal stresses. The pressure limiting member may have a shallow dish-shaped depression facing the rod nut to assist in accommodating thermal stresses.

Abstract: A device for detecting the position of a coupling element having a split hub 3 provided with ears 6 constituting a clamping means clamping the hub to the shaft 13 or other torque transmitting element, the ears 6 having throughway apertures 7 for receiving a tightening screw for the clamping means. The device comprises a resiliently yieldable element 8 mounted between the ears 6 and extending across the apertures 7 formed in the ears for preventing the positioning of the tightening screw in the absence of the shaft 13. The element 8 is retractable by the insertion of the shaft 13 in the hub 3 of the coupling element.

Abstract: The part comprises a hole surrounded by a boss having an end surface perpendicular to its side surface. The nut comprises a threaded screwing cap connected to the base of a coupling mounting having also two legs between which the boss is to be inserted. Near its end surface, the boss is provided with projections, each of which is inserted between one of the legs and the cap.

Abstract: An intersection joint for wooden members of trusses, particularly in spaceframes, with fixing elements for thread bolts attached on the ends of the wooden members, which are screwed into tapholes of joint elements. The fixing elements are configured as profile parts of one piece (at least in their attachment areas,) and secured into corresponding cutouts in the head ends of the wooden members.

Abstract: A mounting arrangement for clamping plastic workpieces such as replacement engine and transmission covers in the automotive aftermarket. The mounting arrangement includes a metal eyelet crimped over an annular bead on the workpiece and having a flat central portion with a mounting opening. An annular metal spacer is captured on and carried by the eyelet surrounding the mounting opening to position the head of a mounting bolt above the plane of the workpiece for access by a socket wrench or the like.