Abstract: A steering assembly includes a pinion shaft. The steering assembly also includes a yoke defining a space for axially receiving the pinion shaft and defining an access path for receiving a fastener that couples the pinion shaft to the yoke. The steering assembly further includes an error-proofing device fixed to the yoke and having a deflectable portion blocking the access path in an initial position and deflectable upon contact with the pinion shaft to be clear of the access path in a final assembly position to ensure that the pinion shaft is assembled to the yoke at a predetermined axial position.

Abstract: A universal joint assembly includes a yoke including a serration hole to receive an end portion of a steering column and a bolt-hole to receive a bolt which is used to restrict the steering column received in the serration hole, and a misassembly prevention member coupled to the yoke and elastically movable from a first position in which the bolt-hole is at least partially blocked to a second position in which the bolt-hole is opened, thereby preventing a misassembly of the steering column and improving safety and reliability of the universal joint assembly.

Abstract: A steering assembly includes a pinion shaft. The steering assembly also includes a clamp yoke defining a central opening for axially receiving the pinion shaft and defining a counter bore for receiving a fastener that couples the pinion shaft to the yoke. The steering assembly further includes a blocking assembly fixed to the clamp yoke. The blocking assembly includes a resilient member having a first leg, a second leg and a connecting end. The blocking assembly also includes a blocking member coupled to the first leg and the second leg of the resilient member, the blocking member rotatable between a blocking position and a non-blocking position, the blocking position blocking the counter bore in an initial position and rotatable upon contact with the pinion shaft to be clear of the counter bore in the non-blocking position.

Abstract: A novel configuration of lightly tensioned or substantially untensioned, i.e. substantially compliant mini-riser is provided to facilitate coiled tubing and/or wireline interventions in rigid catenary riser installations. Those can include in particular clearing hydrates that may accidentally plug risers or subsea pipelines connected to those risers. Existing Intervention Y units can be used, or they can be modified to suit design condition of particular installations. The mini-riser can be used with flexible joint hang-offs, Titanium Stress Joint hang-offs or with novel Spoolflex hang-offs.

Abstract: Systems and devices for cutting annular objects comprising a structure built from t-slot profiles and clamping devices where an vertically adjustable t-slot profile is connected with a cutting assembly comprising a worm gear that turns a cutting blade that cuts into an annular object, and drive wheels that turn the annular object at a much slower rate than the spinning rate of the cutting blade.

Abstract: A fixture used in a rotary machine which includes a rotary unit which has a rotary shaft, and a stationary unit which rotatably supports the rotary shaft, includes: a plate which comes into contact with an end portion of the rotary shaft; a fastening member which fixes the plate to the end portion of the rotary shaft; and a constraining member which connects the plate and the stationary unit, and constrains the plate from moving with respect to the stationary unit in an axial direction and a rotation direction.

Abstract: An image forming apparatus includes a frame in which a carriage configured to reciprocate along a predetermined direction is disposed, and a unit disposed to be openable with respect to the frame. A first engaging portion is formed on the image forming apparatus. The image forming apparatus is capable of restricting a movement of the carriage at least in the predetermined direction with use of a securing component including a second engaging portion engageable with the first engaging portion. When the securing component is attached to the carriage, and then the unit is closed with the first engaging portion and the second engaging portion engaging with each other, the securing component is sandwiched and fixed between the frame and the unit.

Abstract: A device is provided for joining pre-cast concrete sections, the device including a cable loop, wherein the cable sections forming bent portions of the cable loop have sleeves for keeping the cable sections in a bent-over position. The sleeves are plastically deformable before bending and surround the bent portions of the cable sections, but the material of the sleeves is such that the sleeves break under return deformation.

Abstract: A torsional vibration damper which comprises of a hub 12 having a central hole 3 to be inserted on the crankshaft and being formed to have a recess opened on one side, a disc 4 extending from the hub 2, a rim 5 being bent and extending from the periphery of the disc 4, a rubber layer 6 attached on the outer surface of the rim 5, and a ring member 8 or pulley inserted on the outer surface of the rubber layer 6, wherein a polygonal recess 10 is formed on the connecting area between the hub 2 and the disc 4 so that the polygonal recess 10 surrounds the hub 2.

Abstract: A joint structure having an anti-pinch safety feature comprises a first support element and a second support element, and a joint structure including a coupling socket and an anti-pinch element. The coupling socket is respectively connected with the first and second support element. The anti-pinch element is interposed between the second support element and the coupling socket. The second support element when rotating about a pivot axis relative to the coupling socket forms a pinch region between an edge of the coupling socket and the second support element, and the anti-pinch element can continuously occlude the pinch region when the second support element is rotating. The joint structure can be suitable for use in a support frame of an infant carrier apparatus.

Abstract: The present invention is an anchoring device for joining three boards. It includes a substantially flat horizontal top element having a top view configuration which includes two sides and has a first predetermined width as measured wide to side at its maximum width between the two sides. There is at least one substantially vertical support member attached to the underside of the top element along an imaginary center line and extending downwardly from the top element for a predetermined length, which has two sides and a second predetermined width as measured at its maximum width. There is a substantially flat horizontal bottom element with two sides and has a third predetermined width at its maximum width. The first predetermined width is greater than the second predetermined width and the third predetermined width, and the third is greater than the second.

Abstract: A gas turbine engine including a shaft, a bearing, a coupling supported by the bearing is disclosed. The shaft is engaged by an end trunnion inside the coupling and fixed to the coupling by a cylindrical nut. The engine is characterized in that the nut is in axial abutment in a first direction against the coupling and the trunnion is screwed onto the nut. A slotted stop ring housed in an annular groove of the nut forms an axial abutment in the direction opposing the first direction, so as to allow the removal of the trunnion from the coupling by unscrewing the nut.

Abstract: A joint structure having an anti-pinch safety feature comprises a first support element and a second support element, and a joint structure including a coupling socket and an anti-pinch element. The coupling socket is respectively connected with the first and second support element. The anti-pinch element is interposed between the second support element and the coupling socket. The second support element when rotating about a pivot axis relative to the coupling socket forms a pinch region between an edge of the coupling socket and the second support element, and the anti-pinch element can continuously occlude the pinch region when the second support element is rotating. The joint structure can be suitable for use in a support frame of an infant carrier apparatus.

Abstract: An assembly for connecting a component having a base to a surface includes a fastener and a retainer having a clamp portion for capturing a shank of the fastener, and for aligning the fastener and an optional gasket with the base. The retainer automatically separates from the fastener when the fastener is tightened, and may include a recovery feature to allow recovery of the retainer after separation. A method for facilitating connection of a component and gasket to a surface includes inserting a threaded fastener into a base of the component, capturing the fastener within a clamp portion of a retainer, and positioning a surface of the retainer adjacent to the base. A tab portion of a gasket or the base can be inserted into a slot in the retainer to thereby secure the retainer to the base prior to connecting the component to the surface.

Abstract: A retainer for a drop-in anchor includes a durable, moisture resistant member insertable into a sleeve of a drop-in anchor and configured to be retained in the sleeve by one or more threads disposed in the sleeve to prevent inadvertent removal of a plug from the sleeve. A drop-in anchor assembly includes a tubular sleeve having a first end including one or more internal threads, and an expandable second end. A plug is insertable in the sleeve such that when the plug is driven into an installed position in the sleeve the second end expands. A retainer formed of a durable moisture-resistant material is insertable in the sleeve behind the plug, and is configured to be retained in the sleeve by the one or more threads and prevent inadvertent removal of the plug from the sleeve.

Abstract: A coupling for an elongated handle and a tool head is provided. The coupling may be positioned at the handle upper end after the handle upper end has passed through the tool head eye. The coupling is a frustoconical shape which engages the tool head in a manner of a slip eye coupling. However, because the lower end of the handle does not pass through the tool head eye, the lower end of the handle, i.e., the grip, may have any shape. Thus, the present invention allows for use of a slip eye coupling while also allowing the handle grip to be of any shape.

Abstract: A mounting system for a component to be mounted to a vehicle frame is provided utilizing keyhole features in the component, and fasteners having sacrificial spacers in the vehicle frame. The sacrificial spacers upon the fasteners prevent them from being pushed into the vehicle frame when the component having keyhole features is placed over them. Once the keyhole features have been placed over the fasteners having sacrificial spacers, the fasteners having sacrificial spacers may be fully tightened, thereby fully contributing to the integrity of the resulting joint.

Abstract: A spring-loaded captive fastener retainer provides a user-friendly system to mechanically fasten units (e.g. panels, cabinets, etc.) to other units. Generally, the retainer is spring-loaded to force a fastener to extend beyond the unit. The retainer has a housing that provides guidance to the fastener so that it is secured within the unit and travels in a predictable path.

Abstract: A tool adapted for tightly joining two assembly parts into each other is disclosed. The tool comprises a first handle and a second handle hinged together to form a pliers tool. Each handle has an arm extending therefrom. Each arm has a slot therein that receives an assembly part. To couple the two parts together, the two handles are squeezed together to bring the arms and hence, the two assembly parts together. A rotatable mechanism may be turned to pull the arms and hence, the assembly parts closer together after the handles have been squeezed together.

Abstract: A shaft body has an engagement portion with a slip-off preventing groove, and a positioning recess extending from the engagement portion. A shaft joint having an engagement groove to be engaged with the engagement portion and a bore facing the engagement groove is provided with a flexible member which is provided on an outer side in a longitudinal direction of the engagement groove to be engaged with the positioning recess. When an insufficient amount of engagement prevents engagement in the correct position, the engagement portion contacts with the flexible member and prevents the shaft body from engaging with the shaft joint. When canceling the coupling for maintenance, etc., the engagement of the flexible member with the positioning recess is cancelled by deflecting the flexible member in a width direction of the engagement groove. Consequently, the shaft body can be easily pulled out in a longitudinal direction of the engagement groove.

Abstract: The coupling structure includes: a shaft body 1 having an engagement portion 11 with a slip-off preventing groove; a shaft joint body 2 having an engagement groove 21 with which the engagement portion 11 is engaged and bores 22 and 23 facing the engagement groove 21; a locking body 3 press-fitted into the bore 23; and a plate body 5 having regulating tongues 51 for regulating movement of the shaft body 1, a supported portion 56 extending from the regulating tongues 51 and supported between the locking body 3 and the shaft joint body 2, and a projection 57 projecting from the supported portion 56. The shaft joint body 2 and/or the locking body 3 have a recessed portion 27 into which the projection 57 is fitted.

Abstract: A draft inducer blower for high efficiency furnaces, including a blower housing having a housing body and housing cover. The housing body includes a plurality of mounting lugs spaced around its outer periphery, through which fasteners are inserted to secure the blower housing to corresponding mounting holes in a furnace wall. The mounting lugs each include a slot-like opening having a web of material therein and, in each mounting lug, a fastener is threaded through an opening in the web to temporarily retain the fastener in position within its associated mounting lug. In this manner, a blower housing may be shipped to a furnace manufacturer or other point of installation with the fasteners temporarily retained within their associated mounting lugs.

Abstract: A clip and a vehicle latch is provided for properly positioning an operational lever of the latch. The latch has a housing with an aperture. The clip is mounted on the lever. The clip has a base portion hingedly connected to a top portion and pivots between a closed condition and an open condition. The top portion has a hook that engages the aperture of the housing when the lever is in a predetermined position and when the top portion is in the open condition. The clip properly positions the lever for properly connecting the lever to a rod to operatively connect the latch to a release handle.

Abstract: A shaft coupling assembly comprising a coupling element including a shaft-receiving slot configured to receive a shaft. A retaining bolt is extendable through the coupling element adjacent the shaft receiving slot and to be received and retained in a bolt receiving recess in the upper shaft surface adjacent the forward shaft end after the shaft forward end is inserted in the coupling element slot. At least one projection extends from the shaft forward end adjacent the shaft upper surface to prevent improper clamping of the shaft forward end and any associated feeling of proper interconnection.

Abstract: An apparatus, transfer cask, system, and method for defueling a nuclear reactor and transferring spent nuclear fuel from a spent nuclear fuel to a storage cask for long terms storage. In one aspect, the invention is an apparatus for use in transferring a canister of spent nuclear fuel from a transfer cask to a storage cask, the apparatus comprising a radiation absorbing shield surrounding a portion of a hole through which the canister can pass; means for securing the apparatus to the top surface of the storage cask; means for securing the bottom surface of the transfer cask to the apparatus; wherein the transfer cask securing means and the storage cask securing means are positioned on the apparatus so that when the apparatus is secured to both the transfer cask and the storage cask, the cavity of the transfer cask, the hole, and the cavity of the storage cask are substantially aligned; and means for moving the bottom lid in a horizontal direction once the bottom lid is unfastened from the bottom surface.

Abstract: This is a method for fabricating non rotating stator vanes that can be configured into a fixed stator vane or dam by forming a plurality of circumferentially spaced vanes extending from the peripheral edge(s) of an annular portion which portion is sacrificial in that after assembly it is removed. Assembling the vanes so that they are sandwiched between side plates and securing them in place. Thereafter removing the sacrificial portion. In one embodiment the vanes can be on the outer peripheral edge, in another embodiment the vanes can be on the inner peripheral edge or in a third embodiment the vanes can be on both edges. After assembly the fluid flowing between vanes are bounded by the side faces of the side plates. Hence in operation, fluid is bounded by adjacent vanes and the side plates. The vanes/side plates made by this method can also be formed in a linear configuration.

Abstract: A retainer for retaining a pair of bearing cups on an opposed pair of trunnions of a universal joint cross includes a strap having first and second end portions and an intermediate portion extending between the first and second end portions. The first and second end portions are adapted to be adhered to the pair of bearing cups on the pair of trunnions of the cross. The first and second end portions are adapted to be adhered to the pair of bearing cups by first and second adhesive elements. The retainer prevents the bearing cups from becoming lost during shipment. When the cross is received at a second manufacturing location, the retainer can be quickly and easily removed, without the use of any tools.

Abstract: A plastic frame and a frame are provided in a screw-on structure. A through hole is formed in the plastic frame and a screw hole is provided in the frame at a position corresponding to the through hole. Furthermore, a screw is provided, the screw is inserted in the through hole to be screwed down the screw hole. The maximum inner diameter of the through hole is made larger than the outer diameter of a shaft section of the screw. Three ribs, which protrude toward the center of the through hole to contact the shaft section of the screw, are integrally formed with the plastic frame on an inner surface of the through hole. A far end shape of the ribs is formed in a shape along an outer surface of a virtual cylinder whose diameter equals the outer diameter of the shaft section of the screw and whose center axis matches the center axis of the screw.

Abstract: The coupling structure includes: a shaft body 1 having an engagement portion 11 with a slip-off preventing groove; a shaft joint body 2 having an engagement groove 21 with which the engagement portion 11 is engaged and bores 22 and 23 facing the engagement groove 21; a locking body 3 press-fitted into the bore 23; and a plate body 5 having regulating tongues 51 for regulating movement of the shaft body 1, a supported portion 56 extending from the regulating tongues 51 and supported between the locking body 3 and the shaft joint body 2, and a projection 57 projecting from the supported portion 56. The shaft joint body 2 and/or the locking body 3 have a recessed portion 27 into which the projection 57 is fitted.

Abstract: A mount assembly for a lamp has a glass stem (122) having a first portion (124) that is tubular and has an outside diameter D2 and a second portion (118) formed as a pinch seal. A blow-hole (125) is formed in the tubular first portion and is connected to an exhaust tubulation (126). A substantially C-shaped clip (100) is mounted upon the first portion (124). The C-shaped clip (10) has an inside diameter D that is smaller than the outside diameter D2 whereby the clip (100) frictionally engages the first portion (24). A pair of substantially oppositely located cutouts (102, 104) is formed in the clip (10), each providing an extending flap (106, 108) projecting away from the clip (100). This assembly accurately supports the structure and prevents rotation of the mount assembly. An upstanding tab (110) is located substantially midway between the extending flaps, i.e., opposite the open part of the clip, and angled inwardly toward the center of the C-shaped clip (100).

Abstract: The invention relates to a holding element for holding a fastener to be secured to a carrier plate. The holding element includes a holding plate having a hole that is adapted to receive a fastener. An intermediate portion extends from the holding plate substantially parallel to an axis of the hole. An end portion extends from the intermediate portion substantially parallel to the holding plate. A mounting element extends from the holding plate in a direction away from the carrier plate and is adapted to hold a construction element wherein the mounting element is integrally formed on the holding plate.

Abstract: A slap yoke clip has a side portion formed configured to fit over a side portion of a slap yoke and engage a nut of a transverse retaining bolt to retain the slap yoke clip on the slap yoke. An abutment portion of the slap yoke clip extends from the slap yoke clip side portion for abutting a surface of the slap yoke to prevent rotation of the slap yoke clip with respect to the slap yoke. An elastically deformable latch portion of the slap yoke clip extends from the slap yoke clip side portion, at an angle thereto, for elastically deforming when a steering shaft is laterally inserted into the slap yoke and for returning to a relatively undeformed condition after insertion of the steering shaft into the slap yoke to prevent exit of the steering shaft from the slap yoke.

Abstract: A modular command post system comprised of removable interconnecting truss elements is provided. The modular command post system is configured to provide shelter and infrastructure to support various electronic equipment used by occupants of the command post.

Abstract: A shaft coupling assembly comprising a coupling element including a shaft-receiving slot configured to receive a shaft. A retaining bolt is extendable through the coupling element adjacent the shaft receiving slot and to be received and retained in a bolt receiving recess in the upper shaft surface adjacent the forward shaft end after the shaft forward end is inserted in the coupling element slot. At least one projection extends from the shaft forward end adjacent the shaft upper surface to prevent improper clamping of the shaft forward end and any associated feeling of proper interconnection.

Abstract: A steering wheel includes a boss for fastening the steering wheel to a steering shaft. Among other features, the steering wheel has a pair of lower spokes that are deformable to absorb energy in a collision. The boss conserves space and has relatively long splines for engaging the steering shaft. The boss includes a plate that facilitates insert molding and conserves space. The spokes include integrally formed airbag supports. A bolt retainer is included in the steering wheel. The bolt retainer holds a bolt for tightening the boss on the steering shaft, and the bolt retainer permits one-handed attachment.

Abstract: A process for manufacturing a low-friction ball-and-socket joint is provided in which a ball pivot with a pivot area and with a joint ball made in one piece therewith is first introduced into a bearing shell (2, 2.1, 2.2) and the latter is in turn introduced through an opening (4) into a joint housing (5), wherein the opening (4) of the housing (3) is closed by a housing cover (5) after the introduction of the components. The pivot area (1.1) of the ball pivot (1) is then introduced into a recording device of a torque measuring device to determine the torque of the joint between the bearing shells (2.1,2.2) and the joint ball (1.2). The housing cover (5) is then permanently fixed by a rolling device (10) by bending over a rolled edge (9) of the housing arranged on the housing (3). The torque of the joint is continuously measured during the rolling operation and is compared with a presettable set point. The housing cover (5) displaces the upper bearing shell (2.

Abstract: The present invention is an anchoring device for joining three boards. It includes a substantially flat horizontal top element having a top view configuration which includes two sides and has a first predetermined width as measured wide to side at its maximum width between the two sides. There is at least one substantially vertical support member attached to the underside of the top element along an imaginary center line and extending downwardly from the top element for a predetermined length, which has two sides and a second predetermined width as measured side to side at its maximum width. There is a substantially flat horizontal bottom element which includes two sides and has a third predetermined width as measured side to side at its maximum width. The first predetermined width is greater than both the second predetermined width and the third predetermined width, and the third predetermined width is greater than the second predetermined width.

Abstract: Disclosed is a friction stir welding technique which avoids occurrence of a dent, in adjoining region, extending to a level beneath the joined surfaces. At end portions of the frame members to be joined, at the joining region, thickened parts which project toward the rotary body joining tool are provided. Two adjoining thickened parts, of adjacent members to be joined, can form a trapezoid shape. The rotary body joining tool has a small-diameter tip portion and a larger diameter portion. The rotary body joining tool is inserted in the thickened parts. In a state where the rotary body joining tool has been inserted small-diameter tip and first, to a level where the larger diameter portion of the rotary body joining tool overlaps the thickened part but does not extend below the upper surface of the non-thickened surfaces of the members joined, the rotary body is rotated and moved along the joining region. Even when a gap exists between two thickened parts, a desirable joining can be carried out.

Abstract: The invention is a wiper arm (20) for securement to a drive shaft (10,12). The wiper arm (20) has a securing part (18), which on one end has a bearing point (16) by way of which the wiper arm can be connected, in a manner fixed against relative rotation, to the drive shaft (10, 12) via a nut (14). The nut can be screwed onto the drive shaft (10,12). The nut is formed by a component integrally cast onto the securing part (18) and is connected to the securing part (18) via a binding (26) that can be released upon installation of the wiper arm (20).

Abstract: An apparatus and method for locating and retaining a nut plate utilizing at least one peg having tapered, crushable ribs, dimensioned and configured to frictionally engage a corresponding aperture in the nut plate, thereby locating and retaining the nut plate until a bolt is threadedly secured to the nut plate.

Abstract: A retaining plate is provided for use in the assembly of a chair to couple a J-back to a tilt mechanism. The J-back is provided with a number of mounting holes. Similarly, the tilt mechanism is provided with a number mounting holes that can be aligned with the mounting holes in the J-back. The retaining plate has a number of mounting holes disposed therethrough that are located to align with the mounting holes of the J-back and the tilt mechanism. The plate also includes a nut-retaining wall that is formed around the mounting holes and that is dimensioned to hold a threaded nut. The plate has a mechanism that is used to couple the plate to the tilt mechanism. In use, nuts may be placed within and held by the nut-retaining wall, and the plate may be coupled to the tilt mechanism so that the J-back may be coupled to the tilt mechanism by threading bolts into the nuts, the nuts being held in place by the nut-retaining walls.

Abstract: A steering wheel for vehicles is provided which comprises a hub for attachment on a steering column and a clamping screw. The hub has a central, substantially cylindrical passage for accommodation of an end section of the steering column and at least one slit extending parallel to the passage. Two hub sections are defined on opposite sides of the slit. The hub sections have aligned bores that extend substantially tangentially to the passage. A first one of these bores has an internal thread, and the clamping screw is adapted to extend through a second one of these bores and to be screwed into the first one of the bores, thereby clamping the hub on the steering column end section. A screw holder is attached to the hub for limited movement in an axial direction of the clamping screw against spring force. The screw holder has a recess for passage of the screw and simultaneous engagement into the thread of the screw. The screw holder is formed by a bracket of spring steel.

Abstract: A system including a retaining member passing through an element and connected at one end to a structure and bearing at the other end on an external side of the element; a separating mechanism for separating the member from the structure to move the element from a folded position to a deployed position; and a drive mechanism for pulling the corresponding part of the retaining member outwards after actuation of the separator mechanism. The system has a device which includes a barrel receiving the retaining member concentrically, cut-outs in the wall of the barrel forming spring tongues adapted to be bent wholly or partially towards the inside of the barrel in order to come into contact with the part, an enlargement of which is adapted to cooperate with the tongues to hold the member after actuation of the drive mechanism.

Abstract: A shaft-and-yoke coupling structure includes a presser plate which covers outer surface of a U-shaped shaft insertion portion of a yoke and which has claws bent toward an inner surface of each end portion of the shaft insertion portion. The claws press the shaft inserted into the shaft insertion portion, and this pressing by the claws prevents the shaft from being axially decentered. Also, the shaft is temporarily secured to the yoke with the claws, a work for bolting the shaft is facilitated. Thus, the shaft-and-yoke coupling structure is superior in workability and capable of correct assembling shaft and yoke.

Abstract: A connection structure of a yoke and a shaft comprises a shaft including a pair of flat surfaces formed in parallel to each other on an outer peripheral surface of a front side end thereof, a yoke having a connection portion, formed at one side end thereof, for connecting the shaft, and having the other side end connected to a universal joint. The connection portion includes holding members, for holding the flat surfaces of the shaft, taking substantially a U-shape in section within a plane orthogonal to an axial direction thereof, a screw hole formed in the vicinity of one side end of the U-shape, and a bolt hole formed in the vicinity of the other side end thereof, concentric with the screw hole and having a diameter larger than the screw hole.

Abstract: A slap yoke clip has a side portion formed configured to fit over a side portion of a slap yoke and engage a nut of a transverse retaining bolt to retain the slap yoke clip on the slap yoke. An abutment portion of the slap yoke clip extends from the slap yoke clip side portion for abutting a surface of the slap yoke to prevent rotation of the slap yoke clip with respect to the slap yoke. An elastically deformable latch portion of the slap yoke clip extends from the slap yoke clip side portion, at an angle thereto, for elastically deforming when a steering shaft is laterally inserted into the slap yoke and for returning to a relatively undeformed condition after insertion of the steering shaft into the slap yoke to prevent exit of the steering shaft from the slap yoke.

Abstract: A plastic frame and a frame are provided in a screw-on structure. A through hole is formed in the plastic frame and a screw hole is provided in the frame at a position corresponding to the through hole. Furthermore, a screw is provided, the screw is inserted in the through hole to be screwed down the screw hole. The maximum inner diameter of the through hole is made larger than the outer diameter of a shaft section of the screw. Three ribs, which protrude toward the center of the through hole to contact the shaft section of the screw, are integrally formed with the plastic frame on an inner surface of the through hole. A far end shape of the ribs is formed in a shape along an outer surface of a virtual cylinder whose diameter equals the outer diameter of the shaft section of the screw and whose center axis matches the center axis of the screw.

Abstract: A novel captivated jackscrew structure is characterized by the formation of both an internal cavity (15) within one of the two bodies that are to be connected together and an access passage (17). One end of the cavity, located at one end of the body is open. The small diameter access passage extends through the other end of the body into the cavity's other end. A standard machine screw (1) is installed head (3) first and captured within the cavity, with the screw shaft (5) protruding from the end of the body (20). A barrier (7) is provided to prevent withdrawal of the machine screw head, but permit the screw head and shaft to move a limited distance axially within the cavity. A backstop (9), resembling an inverted cup with a hole in the bottom lies in inverted position in the cavity over the screw's head.

Abstract: The invention concerns a fastener for screwless fixing of components (1) in a mounting cage (3).

Abstract: A towing device for vehicles is connected with a connection pin for a holding on the vehicle body and a hook-in eye connected with the pin, the connection pin having a fastening section as well as a lug part forming the hook-in eye. In a towing position and in an inoperative position, the connection pin is held in a support part of the vehicle body so that it cannot be lost, and, in the towing position, the connection pin with the fastening section can be fixed in a tension-resistant and pressure-resistant manner in a holding element of the support part and, in the inoperative position, can be fixed in the holding element by way of a locking device arranged adjacent to the hook-in eye.