Abstract: A hybrid module includes a first component, a second component, a first bearing, and a retainer. The first component has a pilot surface and a threaded portion, and the second component has a shaft and a tool. The tool has a first drive profile. The first bearing is installed on the pilot surface and the retainer is threaded onto the threaded portion. The retainer has a second drive profile, complementary to the first drive profile. A second bearing may be installed between the first component and the shaft, and a retaining ring may be installed in the shaft or the first component to prevent axial displacement of the shaft relative to the first component. The retainer may be disposed on a first axial side of the first bearing, and the second bearing may be disposed on a second axial side of the first bearing, opposite the first axial side.

Abstract: A lock nut system includes a nut having a retaining member which includes a keeper having locking teeth configured to engage with the lock nut teeth. The locking teeth are offset in either a clockwise or counterclockwise direction to allow the lock nut to be locked into position on the shaft without further rotation or other adjustment of the nut.

Abstract: An apparatus for providing a load on a bearing mounted to a shaft includes an attaching member releasably connectable to the shaft. A press mechanism is coupled to the attaching member and is configured to provide a compressive load to the bearing. An optical sending unit is configured to output a high intensity light to allow a user to locate a shaft slot of the shaft to align the press mechanism relative to the shaft when the attaching member connects to the shaft.

Abstract: The invention relates to an assembly for a turbine engine, the assembly comprising a tubular shaft (60), a nut (64) screwed onto an end portion of said tubular shaft (60), and a locking member (86) for locking the nut (64) on the shaft (60), said member (86) including means (90, 78) for coupling in rotation with the nut (64) and means (92, 68) for coupling in rotation with the shaft (60), said member (86) being movable between a position for coupling the nut (64) in rotation relative to the shaft (60), and a position for releasing the nut (64) relative to the shaft (60). The nut (64) includes a housing (72) in which said member (86) is suitable for being held when in its release position.

Abstract: An apparatus for and a method of securing hubs and bearings on truck spindles includes a flat or non-flat washer with a key and a nut having an integral and axially spaced locking ring with threads through the nut and locking ring complementary to threads on a spindle. The nut also includes a plurality of axially oriented threaded openings and a plurality of threaded fasteners that extend through apertures in the locking ring and into the threaded openings. An alternate embodiment includes a washer, a nut having threads complementary to threads on the spindle and a plurality of axially oriented threaded openings, a locking plate having a pattern of arcuate slots and a key which engages a keyway on the spindle and a plurality of fasteners which secure the locking plate to the nut in a desired position.

Abstract: A locking and unlocking nut structure contains a body including a through hole, a diameter of the through hole being larger than that of a screw rod (tube), the body also including a semi-circular recess with a starting segment and a stopping segment, the body further including a slot and an diameter-decreased screw section; a slidable block retained in the semi-circular recess and moving between the starting segment and the stopping segment, the slidable block including first threads, while the slidable block is fixed on the starting segment, a distance from the first threads of the slidable block to an inner wall of the through hole is larger than an outer diameter of the screw rod (tube); while the slidable block is fixed on the stopping segment, a distance from the first threads to the diameter-decreased screw section is equal to the outer diameter of the screw rod (tube).

Abstract: The present invention refers to a locking plate (1) to be used in a locking arrangement for securing a shaft nut (8) on a threaded shaft (13) having an axial groove (15) in its envelope surface, said locking plate (1) having a first end (1a) and a second end (1b) and means (11) for its attachment to the shaft nut (8), a portion (7) of said locking plate projecting inwardly and being intended to enter in said axial groove (15) in the threaded shaft (13), the locking plate having a first (4) and a second (5) spaced apart and aligned, elongated arch-formed through-hole, with an intermediate non-slotted material portion (6), the inwardly projecting portion (7) of the locking plate being positioned non-symmetrically in relation to said intermediate non-slotted material portion (6) between the said first (4) and second (5) spaced apart elongated arch-formed through-holes, and also to a locking arrangement incorporating such a locking plate.

Abstract: A locking and unlocking nut structure contains a body including a through hole, a diameter of the through hole being larger than that of a screw rod (tube), the body also including a semi-circular recess with a starting segment and a stopping segment, the body further including a slot and an diameter-decreased screw section; a slidable block retained in the semi-circular recess and moving between the starting segment and the stopping segment, the slidable block including first threads, while the slidable block is fixed on the starting segment, a distance from the first threads of the slidable block to an inner wall of the through hole is larger than an outer diameter of the screw rod (tube); while the slidable block is fixed on the stopping segment, a distance from the first threads to the diameter-decreased screw section is equal to the outer diameter of the screw rod (tube).

Abstract: A nut fastener is provided for locking the nut to prevent inadvertent loosening of the nut. The nut fastener is particularly useful for tightening a wheel onto an axle. The nut fastener includes a nut, a collar and a retaining ring. The nut is unlocked by pushing on an engagement surface of the collar. When the collar is released, the collar locks against the nut.

Abstract: A releasable lock nut assembly for securing a bearing on a threaded hub may include a thrust washer including a disk portion and a peripheral skirt extending axially away from the disk portion, the peripheral skirt having a plurality of openings and a characteristic diameter measured at an axial location of the openings, and a protuberance proximate to at least one of the openings. The assembly may also include a lock ring inserted into the thrust washer, where the lock ring includes a plurality of tangs that extend beyond a lock ring major diameter such that the tangs fit within the openings of the thrust washer. The protuberance may be deformed such that all of the peripheral skirt is within the characteristic diameter, and the protuberance may define an internal envelope of the thrust washer where the internal envelope is larger than the major diameter of the lock ring.

Abstract: Disclosed herein is a loose preventing assembly including a bolt, a fastening member, and a pin-spring washer coupled between the bolt and the fastening member. The pin-spring washer includes a spring washer portion, a curved portion of which one end is connected to the spring washer portion to be curved upward and the other end is positioned in an inward direction of the spring washer portion, and a pin portion which extends in one direction from the other end of the curved portion tightens the bolt to couple the pin portion to an insertion groove formed in the bolt, thereby preventing the bolt and the fastening member from being loosened from each other.

Abstract: A fastener with a threaded nut, a clip, a first engagement feature and a second engagement feature. The nut has front and rear surfaces and a first lock structure that is disposed between the front and rear surfaces. The clip has a body, which defines an aperture, a second lock structure and an engagement member. The second lock structure is coupled to the body and engages the first lock structure to axially retain the clip to the nut. The engagement member extends into the aperture in the body. The first engagement feature is coupled to either the nut or the clip and comprises at least one tooth. The second engagement feature is associated with the other one of the nut and the clip and is engaged with the first engagement feature to inhibit rotation between the nut and the clip.

Abstract: A screw component including lens holder and lens barrel component engaged with each other, and protruding portions respectively provided on each of both flanks of screw thread of lens holder. When lens holder is engaged with the lens barrel component, screw thread of lens holder is brought into contact with both flanks of a screw thread of the lens barrel component, it is possible to prevent lens holder and the lens barrel component from being displaced from each other.

Abstract: An axle spindle nut assembly secures a wheel end assembly on an axle spindle. The wheel end assembly includes outboard and inboard outboard bearings that are immovably mounted on the axle spindle, and a wheel hub which is rotatably mounting on the bearings. The spindle nut assembly includes a nut that threads onto an outboard end of the axle spindle, and is tightened against the outboard bearing to a selected torque level. The nut includes an outboard surface that is formed with a plurality of features. A washer is formed with a tab that engages a keyway of the axle spindle outboardly of the nut, and with a plurality of mating features that mechanically engage the features formed in the outboard surface of the nut to prevent substantial rotation of the nut after the nut has been tightened to the selected torque level.

Abstract: A castellated nut has 8 castellation slots in the outer wall. A circular locking insert has 25 long locking tabs radiating outwardly from the perimeter, an axle-engaging tongue protruding inwardly, and 9 smaller holding tabs which fit into an interior circular nut groove. All 25 locking tabs are bent at 90 degrees up from the circular locking insert and the axle slot-engaging tongue is bent down at 90 degrees. The locking insert is pressed into the nut and the small holding tabs are bent into the interior circular groove in the nut. The axle-engaging tongue is aligned with the axle shaft groove. The locking axle nut is threaded onto the axle shaft and tightened with the axle slot-engaging tongue sliding in the axle groove. One of the 25 locking tabs is bent into one of the 8 castellation slots.

Abstract: A castellated nut has 8 castellation slots in the outer wall. A circular locking insert has 25 long locking tabs radiating outwardly from the perimeter, an axle-engaging tongue protruding inwardly, and 9 smaller holding tabs which fit into an interior circular nut groove. All 25 locking tabs are bent at 90 degrees up from the circular locking insert and the axle slot-engaging tongue is bent down at 90 degrees. The locking insert is pressed into the nut and the small holding tabs are bent into the interior circular groove in the nut. The axle-engaging tongue is aligned with the axle shaft groove. The locking axle nut is threaded onto the axle shaft and tightened with the axle slot-engaging tongue sliding in the axle groove. One of the 25 locking tabs is bent into one of the 8 castellation slots.

Abstract: An apparatus for preventing removal of, or tampering with, a construction fitting includes two construction element engaging components and a fastener for connecting the two construction element engaging components to one another. The fastener includes a bolt extending between the two construction element engaging components and a nut for tightening on the bolt rigidly connecting the two engaging components with a gap therebetween. A body portion, for at least partially covering a nut, prevents access thereto by an unfastening tool with the body portion extending from the nut to a position alongside the bolt within the gap. A locking device is able to be moved relative to the body portion between a first position, in which the apparatus is removable from the construction fitting, and a second position in which the apparatus is prevented from being removed from the construction fitting with the locking device extending, in the second position, from the body portion in a direction toward the bolt with the gap.

Abstract: A mechanical fastener includes a main body having an outer diametric portion and an inner diametric portion and a plurality of threads provided on at least one of the outer and inner diametric portions. The mechanical fastener further includes at least one staking mechanism formed in the main body at the at least one of the outer and inner diametric portion. The at least one staking mechanism extends into and bisects at least a portion of the plurality of threads.

Abstract: A retaining device for a split bolt connector which includes: a continuous wall that defines an aperture and at least one bendable tab extending upwardly from the wall or a member extending between opposing wall sections. The wall is adapted to accommodate the nut on a split bolt connector in the aperture and the at least one tab, or the member, is adapted to engage the slot in the split bolt after the nut is connected to the split bolt.

Abstract: A locking fastener assembly having a threaded member with a slot, a threaded rotatable fastener having a flange, the flange having a periphery and including at least one aperture extending through the flange, wherein the threaded rotatable fastener is engageable with the threaded member. The flange on the nut further includes a notch along the periphery of the flange. The locking fastener assembly also contains a retainer having an outer margin defining a plurality of notches and a protruding member, wherein the protruding member is engageable with the slot on the threaded member. A locking pin is also provided, wherein the locking pin is engageable with at least one of the threaded apertures in the flange and at least one of the notches in the retainer. In a preferred embodiment, the locking pin is aligned with at least one notch in the retainer when the notch on the flange is aligned with at least one notch on the retainer.

Abstract: A fastener device comprising a nut, a threaded member for receiving the nut, and visual indicator means for visually indicating if the nut has become loose on the threaded member during use of the fastener device. The visual indicator means may comprise an indicator member which is mounted on the nut, biasing means which biases the indicator member to an indicating position in which the indicator member gives a visual indication that the nut has become loose, and at least one recess into which the indicator member is moved by the biasing means consequent upon the nut becoming loose, the indicator member then being in the indicating position.

Abstract: A fastening element (1) such as a tensioning nut made of deep drawn steel sheet and having a threaded section (5) formed therein by rolling and on its outer peripheral surface (6), the fastening element comprises an integrally formed dog device (9) which starts from the end of the fastening element on which the threaded section (5) is arranged and comprises at least one tab-like section (7) which is bent over onto the outer peripheral surface (6) of the fastening element (1) which when viewed in axial direction, the tab-like section (7) may overlap the threaded section (5) at least partly, economic to manufacture and fulfills the requirements of light-weight construction and a particular advantage of the invention is that the dog device (9) has no influence on the threaded section (1).

Abstract: A highly adjustable free spinning positively locking fastener assembly for threaded joints such as automotive or truck wheel assemblies includes a nut having a flange with a retainer washer captured on the nut flange via a locking bolt. The washer includes a tab received in a slot of a wheel spindle to permit the washer to move axially and prevent the washer from rotating. Bolt holes are located at unequally spaced opposed locations in the flange of the nut. A plurality of locking bolts locking the nut to the washer to prevent relative rotation so that neither the nut nor the washer can rotate relative to the spindle. The locking bolts are torsionally inserted into the locking bolt holes located in the nut. At least one locking bolt extends through at least one of the corresponding locking teeth of the washer. When the locking bolts are inserted into the locking bolt holes, the locking bolts engage the teeth of the washer to prevent the nut from rotating.

Abstract: This invention involves a locking mechanism that prevents the blade assembly of a mechanical meat tenderizer from becoming worn or non-functional. The locking mechanism is easily retrofitted into machines having blade assemblies and stripper frames and is a simple bar that mates with a slot in a screw nut.

Abstract: A locking nut assembly for use on a shaft having a longitudinally extending channel. The locking nut assembly includes a nut having an annular portion with a slot extending radially through the annular portion. The locking nut assembly also includes a lock plate having an opening therein through which the annular portion of the nut is received and a tab which projects through the slot in the nut and into the channel on the shaft when the assembly is installed on the shaft prohibiting rotation of the nut. A retainer retains the lock plate on the nut.

Abstract: A lamp base locking clip comprises a first end having a given thickness; an intermediate portion having a thickness at least approximately 3 times said given thickness and a second end having said given thickness. The intermediate portion is defined by opposed, space apart, first and second surfaces, said first end being contiguous with said first surface and said second end being contiguous with said second surface. In a preferred embodiment the clip is formed from a single piece of ribbon material and said intermediate portion is formed by folding said ribbon to have two reentrant portions. The preferred embodiment is especially suited for automation.

Abstract: A new capture device comprising a plurality of axially extending tangs on one of a pair of complementary fittings in a fluid coupling and a polygonal circumferential groove on the other fitting adapted to engage the tangs. Upon rotational engagement of the fittings the tangs engage the polygonal groove and "ratchet" about the junctures between the flats until the coupling is tight. Although not limited to particular materials, the new capture device is particularly suited to very tough, strong and hard materials such as titanium, stainless steel and Inconel alloy because the effectiveness of the capture device is dependent upon the stiffness of the tangs. The new device prevents vibrational disassembly of the complementary fittings without preventing disassembly solely with wrenches. Moreover, the complementary fittings and capture device can be repeatedly assembled and disassembled without any damage to the threads or capture device.

Abstract: A self-locking lock nut to be applied to a shaft having an axial keyway. It can be applied and removed with or without special tooling by virtue of a camming relationship between the teeth of a rotationally restrained axially biased lock ring, and the teeth of a rotatable nut ring that is threaded to the shaft, and which bears against a thrust washer to which the lock ring is retained.

Abstract: A support pin system (10) for fastening nuclear reactor guide tube flanges (14) to a nuclear reactor upper core plate (12) includes a support pin (16) having a lower portion (20) frictionally disposed within the upper core plate (12), while an upper section (24) is disposed within a through-bore (22) of the guide tube flange (14). The support pin (16) includes a threaded region (30) upon which is threadedly mounted a nut (32). In order to prevent retrograde rotation of the nut (32) relative to the support pin (16), a locking cap (46) is mounted upon the nut (32) and support pin (16) such that first crimped sections (48) are engaged within apertures (44) defined within the nut (32), while second crimped sections (54) are engaged within longitudinal grooves (50) defined upon the external surface of the support pin (16).

Abstract: An apparatus which attaches a first device within a cavity of an anchor without using inserts, flanges, or adhesives is disclosed. Flexibility in positioning the device relative to the anchor is provided regardless of whether the anchor cavity or the device is threaded. A keeper having two rows of teeth, each row being substantially perpendicular to the threads, is mounted between the device and anchor and rotates under a force exerted by a pin so that only one of the two rows engages the thread channels. The force exerted by the pin also causes the keeper to pivot about a pivot end which is specifically shaped to prevent binding upon removal of the device from the cavity.

Abstract: Anti-rotation lock asembly includes a male threaded member that may be releasably locked in any desired axially adjusted position relative to a mating female threaded member by means of one or more wedge keys that are forced axially into notches in an end face of the female threaded member and radially against flats or keyways on the male threaded member. Surrounding the male member is a key retaining ring which retains the wedge keys on the male member when the wedge keys are disengaged from the female member to permit relative rotation between the male and female members for adjustment of the male member in or out relative to the female member. The wedge keys are retained in radial slots in the retaining ring which prevent relative axial movement between the wedge keys and retaining ring while permitting limited radial movement therebetween.

Abstract: A fastening apparatus is adapted to be inserted and removed from one side of a work piece having an opposite side which is substantially inaccessible to a worker. A first, externally threaded member is threadingly engaged with a receiving structure, and a second member is inserted within corresponding seats or grooves for interlocking the two members. In the preferred embodiment diverting seats are provided for forming the second member into locking engagement between the receiving structure and the first member. In one embodiment, seat structures are provided for engaging frangible panels or the like for high temperature applications.

Abstract: A locking fastener assembly has a fastener with a generally cylindrical body with external threads for assembly with a hollow outer member. Crenellations are provided at a first end of the body for engaging an inner member in the hollow member for preventing rotation of the inner member relative to the locking fastener. At the other end of the body there is a radially extending flange carrying an interrupted annular rim which defines an annular channel between the body and the rim. A locking ring can fit substantially entirely into the annular channel. The ring has a plurality of projections which fit into a plurality of radial slots in the rim for preventing relative rotation between the locking ring and fastener. A snap ring or the like can be used for releasably spacing the locking ring away from the bottom of the annular channel so that the projections on the ring can engage projections on the outer member and prevent relative rotation between the outer member and the split ring.

Abstract: A self-retaining locking assembly for threaded couplings. An externally threaded bolt rod end bearing is threadedly secured to a nut or internally threaded piston rod. The bearing includes an axially extending keyway along the threads, and the piston rod includes a circumferential groove at the mating end as well as radially extending slots in the mating face. An annular lock member has a lug projecting radially inwardly of the central aperture for engaging the keyway, and ribs and clips for mating with the radial slots and annular groove, respectively, when the rod is threaded upon the bearing. The lock member therefore cannot rotate relative to the bearing, and the piston rod cannot rotate relative to the lock member whereby the entire assembly is secured together in fixed relationship.

Abstract: A laminated nut composed of laminations of tapped conical spring washer segments in which at least one of the segments has a different load-deflection ratio than another segment, thereby to provide for more uniform loading of the threads on the laminated segments, and to provide for self locking of the nut on the bolt by thread interference. A lock mechanism is also provided that automatically and positively locks the nut to the associated bolt, as is required for safety purposes and to avoid legal charges of product liability.

Abstract: A fender and support bar is provided for automotive vehicle wheel sets. The fender comprises a panel having a support seat formed thereon intermediate its longitudinal ends and the support comprises an elongated tube which is rigidly connected to the panel. The rigid mechanical connection is provided by pairs of clamping plates disposed at opposite sides of an inner wall of the support bar and a wheel set facing surface of the fender panel. A plurality of clamping bolts are positioned along the elongated clamping plates and the heads of these bolts are secured to that clamping plate inserted within the interior of the tube to facilitate assembly. Mounting of the support bar in supported relationship to a vehicle chassis is by a telescopic sleeve assembly utilizing compression clamps to obtain a fixed position connection.