Abstract: A display panel mounting system includes a plate and an adjustment device. The plate includes a plate opening. The adjustment device includes a body, a sleeve, a coupler, and a nut. The body includes a receiver. The body is configured to be received within the plate opening. The sleeve is received within the body. The coupler includes a slot that receives the receiver such that the coupler is coupled to the body. The nut is coupled to the body such that the sleeve is repositionable within the body when the nut is coupled to the body.

Abstract: An unlatching tool configured for actuating a movable section of a control rod drive shaft in a pressurized water reactor includes a base; a gripper assembly configured for gripping the movable section of the control rod drive shaft; a rod movably connecting the gripper assembly to the base; and a mechanical actuator fixed to the base and configured for rotating the rod to raise and lower the gripper assembly. A method for actuating a movable section of a control rod drive shaft includes installing an unlatching tool on the control rod drive shaft; latching the unlatching tool to a stationary section of the control rod drive shaft; and raising a rod connected to a gripper assembly to cause the gripper assembly to grip the movable section and move the movable section upward.

Abstract: A bearing supporting apparatus for a wind turbine generator system, where the wind turbine generator system comprises an impeller and a generator, a hub of the impeller is arranged on an outer side of a main bearing seat of the generator, the bearing supporting apparatus for the wind turbine generator system including: at least one locking connector, wherein the locking connector has a locking wedge arranged between the main bearing seat and the hub. The hoisting difficulty may be lowered by using the bearing supporting apparatus for the wind turbine generator system.

Abstract: An exercise apparatus includes two side frames each having a base member and a front member projecting upward from the base member. Each side frame is aligned and mutually fixed together at a rear cross member, a forward cross member, and a top cross member. A crank mechanism has two cranks and is fixed with the rear cross member. Two foot members each have a foot base member with a foot pad, and a foot front member projecting upward from the foot base member and pivotally fixed with the top cross member. Each foot member is also pivotally fixed at a rear side thereof with one of the cranks. In use, with the person resting a foot in each of the foot pads, the person performs elliptical-type exercise by raising and lowering his feet, holding onto the top cross member or handles for support as desired.

Abstract: A contained thermal interface material for pluggable applications, structures, and a method for implementing thermal coupling between components with a contained thermal interface material for pluggable applications are provided. A thermal interface material is combined with a metal member providing effective thermal coupling between components for plugging and unplugging thermal management applications.

Abstract: A cone piece is tightened into a compatibly shaped hole in the end of a shaft. As the cone piece is tightened, it forces the shaft to expand outwards. As the shaft expands, it creates or increases pressure against a hub, wheel, crank or other mating piece that is positioned on the shaft, locking it into place.

Abstract: A card retainer device for securing a card module in a channel of a chassis. The card retainer device includes wedge members which have main portions with integrated brackets integrally attached to the main portions, the integrated brackets form first L-shaped brackets which engage walls of the chassis, surfaces of the card module or a combination thereof. The L-shaped brackets provide bearing surfaces which reduces binding and wear when the card retainer device secures the card module in the channel of a chassis and enhances the conductance of heat through the card retainer device. The wedge members provide heat transfer paths between the card module and the chassis. Mating surfaces of mating wedge member interfaces have compound angles that produces an applied force orthogonal to a flange of the conduction card that is greater than the force applied parallel to the flange of the conduction card.

Abstract: A plank support exercise apparatus and related methods is provided. The plank support exercise apparatus has a hand grip and a frame member extending from the hand grip. At least one arm support pad is connected to the frame member, wherein a distance between the hand grip and the at least one arm support pad is adjustable. A ground-interface surface is positioned along at least a portion of the frame member.

Abstract: An electrical discharge machining spindle for releasably holding an electrode includes a spindle body, a movable sleeve surrounding the spindle body, first and second contact elements for clamping an electrode inserted therebetween, and a locking element that is actuated by the sleeve to selectively apply pressure to at least one of the first and second contact elements to clamp the electrode.

Abstract: The invention relates to a method for manufacturing a composite part intended for being subjected, via at least one attachment point, to pulling and/or compression forces. The method includes: winding fibers on a hub so as to form a portion of the wall of the part, and creating an externally convex rounded area at the location intended to form the area for applying the pulling and/or compression forces. The forces are radial thereto. The method also includes placing an insert on the convex rounded area, the insert including the attachment point or a mechanism for rigidly connecting the attachment point, and continuing to wind fibers so as to form the rest of the wall, while covering a portion of the insert and leaving the attachment point or the mechanism for rigidly connecting the attachment point accessible.

Abstract: The present invention discloses a cooling system for an electronic rack, comprising: an electronic rack comprising at least one side wall; at least one electronic chassis comprising a top wall and at least one side wall and disposed inside the electronic rack for housing at least one modular electronics equipment comprising a plurality of electronic components and at least one stationary thermal interface arranged above the plurality of electronic components; a first detachable thermal interface arranged between the top wall of the at least one electronic chassis and the at least one modular electronic equipment; and at least one second detachable thermal interface arranged between the at least one side wall of the electronic rack and the at least one side wall of the at least one electronic chassis.

Abstract: An adjustable rod assembly includes first and second tubes having first and second arcuate portions, third and fourth tubes of generally straight configurations, first and second end supports, and a tension rod mechanism secured within the third tube. The first tube has a first end, a second opposing end, and a planar surface extending from the second end toward the first end. The first tube is telescopingly received within the third tube and the second tube. The third tube is rotatable relative to the first tube and is rotatably secured within the fourth tube. The fourth tube is secured to the first end support and the second tube is secured to the second end support. The tension rod mechanism rotates with the third tube and has a threaded portion configured to extend from an interior of the third tube to an interior of the first tube.

Abstract: A method and assembly for anchoring a segment of rebar and a plate to a mass. The assembly includes a barrel extending about and along an axis and defining a bore extending therethrough along the axis with the bore being tapered. A wedge having a frustoconical shape extends about and along the axis. The wedge is tapered in conformity with the bore of the barrel for being received by the barrel. A cap is connected to the barrel for closing the barrel. The method includes the step threadedly tightening the cap about the barrel in axial abutment to close the barrel, and further the step of compressing the wedge axially into the bore of the barrel to drive the wedge radially inwardly to provide for a biasing force of the wedge against the rebar prior to said step of threadedly tightening the cap about the barrel.

Abstract: A wedge-lock for a rack mount system having a top plate with slots formed in each end. A bottom plate is disposed adjacent the top plate, and has an incline surface at each end, with a channel formed between the two inclines. Wedge blocks are disposed between the top plate and the bottom plate, with one wedge block at each end. Each wedge block includes an incline surface, a receiving channel formed from the incline surface to an opposing end surface, and a guide for engaging the slot of the top plate. A tensioning member passes through the receiving channels of the wedge blocks and the channel of the bottom plate, thereby retaining the wedge blocks to the bottom plate. As the tensioning member is tensioned, the incline surfaces of the wedge blocks ride up on the incline surfaces at both ends of the bottom plate and cause the top plate to be forced away from the bottom plate.

Abstract: A taper lock apparatus, including a screw defining a longitudinal axis and having a tapered end at one end thereof, the tapered end including a threaded bore extending partially along the longitudinal axis; a compression fitting having expansions, the fitting defining an internal space having an internal taper, the internal space configured to mate at least partially with the tapered end of the screw; and a retaining screw configured to mate with the threaded bore, wherein tightening of the retaining screw into the bare engages the taper end of the screw with the internal taper of the fitting forcing the expansions radially outward.

Abstract: A mounting device for coupling two rotatable elements is provided. Specifically, a device for mounting a machine element onto a shaft, and in particular for mounting a narrow machine element on to a shaft, is provided. In one embodiment, the device includes a radially deformable inner sleeve that cooperates with an outer sleeve. A locking nut threads onto the inner sleeve to displace a thrust plate toward the outer sleeve so that the machine element is clamped between the thrust plate and the outer sleeve. In another embodiment, the device includes opposing pairs of inner and outer sleeves having mating tapered surfaces to provide axial clamping force and radial clamping force. The machine element is axially clamped between the pairs of inner and outer sleeves.

Abstract: A fastening device includes a resilient clamping member and a holder cup respectively stopped at opposing inner wall and outer wall of a support structure, a rubber female connector accommodated in the holder cup, a fastening member adjustably inserted through the rubber female connector, the holder cup and the resilient clamping member to control the relatively clamping position between the resilient clamping member and the holder cup, and a male connector fastened to a decorative ornamental panel and detachably fastenable to the rubber female connector for enabling the decorative ornamental panel to be quickly and firmly secured to the support structure.

Abstract: A tension rod mechanism for a tension rod having a first outer shaft with a second inner shaft slideable therein. A first collar receiveable in the first outer shaft of a tension rod for rotational movement therewith and slidable axial movement relative thereto threadingly engages a tapered first threaded shaft and is configured to apply a outwardly-directed radial force to the first outer shaft. A second collar fixedly receivable in the second inner shaft for movement therewith engages the second threaded shaft. A first rotation of the first outer shaft relative to the second inner shaft increases the outwardly-directed radial force applied by the first collar to the first outer shaft, and a second rotation in an opposite direction increases the axial distance between the first and second collars.

Abstract: In a first aspect the invention relates to a device for interconnecting a first element (2) and a second element (1) to each other in order to transmit a rotational motion. The device (3) comprises a tubular wall (4) having a circular inner surface, a part of which that is adjacent to said first end being arranged to abut said first element (2), and having a circular outer surface, a part of which that is adjacent to said first end being arranged to abut said second element (1). Furthermore, said tubular wall (4) comprises at least one pair of slits (18), which slits (18) are adjacent to each other and extends from said first end towards said second end, obtaining a finger shaped segment (19), which is deflectable in relation to neighboring parts of said tubular wall (4). The invention also relates to a pump comprising such a device (3).

Abstract: A fastening device (3) for detachably fastening a medical instrument (2A-2E) to a holding structure (1) includes two crossbeams (4A, 4B), two longitudinal beams (5A, 5B) with a claw (6) for extending behind a holding surface (1A) of the holding structure. A guide (7-9) is provided, by which the crossbeams (4A, 4B) are moved in the direction of the claws (6) of the longitudinal beams during a motion of the longitudinal beams (5A, 5B) in relation to one another. A clamping structure (12) is provided for moving the longitudinal beams (5A, 5B) in relation to one another.

Abstract: An eccentric-screw pump has an axially split stator having axially opposite intake and output ends and an elastomeric liner defining an axially throughgoing passage. Respective intake and output housings are releasably secured to the intake and output ends of the stator. An axially extending screw rotor in the passage has an end in the intake housing. A drive includes a rotatable universal joint having a pair of relatively swivelable parts in the intake housing. Respective generally complementary formations on the end of the rotor and on one of the universal-joint parts can fit axially together to rotationally couple the one universal-joint part with the rotor. A latch secures the formations axially together for angular force transmission between the one universal-joint part and the rotor.

Abstract: A positioning apparatus for positioning an object in respective axis directions of an X-axis, a Y-axis perpendicular to the X-axis, and a Z-axis orthogonal to the X-axis and the Y-axis and positioning the object around the Z-axis within a plane parallel to the X-axis and the Y-axis is provided. A fastener detachably fastens the retainer. A gap is formed between a first reference surface of the retainer and the second reference surface of the fastener when a fixing shaft of the retainer is inserted into a fixing hole of the fastener, an outer surface of a pyramid part of the fixing shaft fits to an inner surface of the fixing hole and the object is positioned in the X-axis direction and the Y-axis direction.

Abstract: A mechanism and method for locking a bearing to a shaft includes a split sleeve and a receptive flange adapted to be fixed to the bearing. A positioning flange is coupled to the split sleeve. A screw extends through the positioning flange and threadingly engages the receptive flange. Rotation of the screw in a first direction axially drives the sleeve into engagement with the bearing to collapse the split sleeve into engagement with the shaft.

Abstract: A clamping assembly for clamping a first component in the form of a bearing race to a second component in the form of a shaft, which in use is clamped coaxially with the bearing race. The clamping assembly includes a first member in the form of a first ring having a retaining formation in the form of a thread for retaining the first ring to the shaft, a second member in the form of a segmented second ring, a third member in the form of a third segmented ring, a spacer ring and a locking ring. Each of the segments of the second ring and third ring are pivotable or rollable relative to one another.

Abstract: An anchor for a rectangular tube employs a wedge assembly, whereby rotation of an adjustment bolt of the wedge assembly moves an upper and lower wedge member together, and the wedge engagement with a central wedge member causes said central wedge member to move toward engagement with the tube, thereby securing the tube within a base body. Clevis pins and corresponding key hole slots mount the wedge assembly to a base, while allowing easy removal of the wedge when desired.

Abstract: A clamping arrangement for the force-fit connection of an outer component to an inner component including an inner conical ring and an outer conical ring wherein one of the rings has leadthrough bores clamping screws and the other ring has threaded bores for the clamping screws to brace the rings against one another via the conical peripheral surfaces, and against the inner and outer component arrangement. At least one leadthrough bore having an ejector thread for an ejector screw and the diameter of the ejector thread being greater than the diameter of the clamping screw. The arrangement including an ejector ring with an ejector bore for the leadthrough of the ejector screw which can be screwed into the ejector thread and an ejector surface for engaging a clamping screw head that is incompletely screwed into the corresponding threaded bore for the transmission of an ejector force onto the clamping screw.

Abstract: A mounting device for coaxially anchoring a machine element upon a rotary shaft. The device fits between the interior bore of the machine element and the surface of the shaft and is effective to position the element at any desired position longitudinally of the shaft and at any angular position circumferentially of the shaft. The device has inner and outer sleeves, the mating surfaces of which comprise tapered surfaces so that relative axial displacement of the sleeves effects expansion and contraction of the interior bore and external surface of the combined elements. Rotation of a threaded nut at one end of the device effects the relative axial displacement of the inner and outer sleeves to afford expansion and contraction of the sleeves.

Abstract: A clamping arrangement for the force-fit connection of an outer component to an inner component including an inner conical ring and an outer conical ring wherein one of the rings has leadthrough bores clamping screws and the other ring has threaded bores for the clamping screws to brace the rings against one another via the conical peripheral surfaces, and against the inner and outer component arrangement. At least one leadthrough bore having an ejector thread for an ejector screw and the diameter of the ejector thread being greater than the diameter of the clamping screw. The arrangement including an ejector ring with an ejector bore for the leadthrough of the ejector screw which can be screwed into the ejector thread and an ejector surface for engaging a clamping screw head that is incompletely screwed into the corresponding threaded bore for the transmission of an ejector force onto the clamping screw.

Abstract: A rapid locking hand knob construct includes a fixed threaded sleeve having an inner groove around its outer diameter that is mated to a rubber sleeve. One end of a first tube is connected to an inside diameter of one end of a fixed ring. The fixed ring has a groove provided around an outside diameter at an end thereof and an inner conical surface provided around an inside diameter at another end thereof. The tube hole at the end of a second tube is mated to a locking lining, wherein one end thereof includes an outer tapered surface that is inserted into an inner tapered surface of the fixed ring. A hole on the fixed threaded sleeve is secured into the groove of the fixed ring by a screw. A rotary rubber sleeve drives the movable thread sleeve up and down horizontally in the direction of the tube fitting.

Abstract: A clamping device for securing Hardmetal rolls onto a shaft, comprising, one or more clamping nuts having threads on the inner circumference which are mounted around the pressure ring having threads on the outer circumference by threading means, pair of split clamps having wedge provided on the inner circumference of the split clamps and is accommodated in a groove provided on the shaft fixed to the pressure ring and acts as the bearing member of the mechanism to sustain the axial load applied by the screws. Plurality of screws passing through plurality of threaded holes provided on front face of the split clamps to prevent rotation of the Hardmetal rolls. Plurality of Locating pins are passed through the through holes provided at the mating face of the wedge of the split clamps to restrict radial movement of the split clamps and are used to fix the split clamps.

Abstract: A locking device interacting with a drive member and including an inner tube and an outer tube; where the inner tube has a first free end that projects from, and is axially displaceable from, a first end of the outer tube; where there is a locking member on the other end of the inner tube, said locking member providing the means whereby the inner tube and the outer tube can be releasably locked in various axial positions relative to each other; where the locking member includes a tubular locking sleeve that is slotted by at least one axially aligned slot and a wedge that includes wedge surfaces, the wedge surfaces being, when acted upon by a drive member, displaceable along and relative to interacting wedge surfaces of the locking sleeve, such displacement pressing the locking sleeve against the outer tube, the inner tube and the outer tube.

Abstract: A shrink disc is provided for the force-fit respectively friction-fit interconnecting of a shaft and a hollow shaft or the like having an interior compression ring (2), the outer circumferential surface of which has at least one conical surface (4), and at least one outer pressure ring (3) which in turn has at least one radially outward winding (10) consisting of a band and the inner circumferential surface of which comprises a conical surface (5) cooperating with the conical surface (4) of the compression ring (2) so that the compression ring (2) is compressed when axially tensioned. To manufacture the winding (10), the band is wrapped around the pressure ring (3) under tensile stress. This thus achieves being able to subject the shrink disc to higher loads.

Abstract: The present disclosure resides in a post, configured to be removably securable in an aperture and having a predetermined first cross-sectional area. The post includes an end portion having an angled face and a wedge, having a complementary angled face arranged against the angled face of the end portion. The wedge is configured to be slidably movable at the end portion to adjust a second cross-sectional area, defined by the wedge and the end portion. The angled face of the wedge is slidably movable relative to the angled face of the end portion to increase the second cross-sectional area relative to the first cross-sectional area to tightly secure the end portion (14) within an aperture. The post may further comprise a mechanism connected to the wedge for slidably moving the angled face of the wedge relative to the angled face of the end portion to increase the second cross-sectional area relative to the first cross-sectional area to tightly secure the end portion within an aperture.

Abstract: A clamping assembly for a strut element. The clamping assembly connects one end of the substantially tubular strut to a threaded bolt. The clamping assembly comprises a threaded sleeve that is arranged in the tubular strut in a radial annular gap between the threaded bolt and the inside cross-section of the strut, in a conical internal thread of the strut. The threaded sleeve has a conical external thread and an internal thread that receives the threaded bolt. The end of the sleeve, that is received by the strut, is radially elastic. The clamping assembly produces a secure and durable connection of the strut to the threaded bolt and avoids weakening of the structure of the strut. Compared with other clamping collars, this clamping assembly saves installation space and avoids the risk of collision with adjacent components.

Abstract: A connecting assembly is provided that includes a tool receiving portion, a handle receiving portion, a tightening member, a first open region, and a second open region. The handle receiving portion has a first engaging portion, a clamping portion with a first cam, and a longitudinal axis. The tightening member has a second cam and a second engaging portion. The second engaging portion is engagable with the first engaging portion so that the tightening member moves to cause the first and second cams to interact with one another biasing the clamping portion in a desired direction. The first open region is defined at the first engaging portion, while the second open region is defined at the clamping portion so that the open regions are in fluid communication with one another.

Abstract: An excavator tooth assembly comprises a first wear member and a second wear member. The second wear member is releasably mountable on the first wear member. The first wear member has a lock face. The second wear member also has a lock face. The lock face of the first wear member opposes the lock face of the second wear to define a lock passage therebetween when the second wear member is mounted on the first wear member. The excavator tooth assembly includes a lock pin which is adapted to be received in the lock passage to releasably secure the second wear member to the first wear member.

Abstract: A connector system includes two connector members that can each be mounted to separate objects and then interlocked together to attach the two objects together. In one embodiment, the two connector members are identical and interchangeable with each other. In other embodiments, the two connector members are arranged to attach together objects having perpendicular mounting surfaces or coplanar mounting surfaces. The connector members include an alignment structure having a projection positioned between a first pair of inclined surfaces, and a receiver structure positioned between a second pair of inclined surfaces. The connector members are interlocked together by mating the alignment structure of one connector member with the receiver structure of the other connector member. The relative movement between the connector members causes the inclined surfaces of one connector member to wedge against the inclined surfaces of the other connector member to form a tight and strong connection.

Abstract: An adjustable-length pole (10) for sticks, having an outer tube (12) and an inner tube (11) that can be inserted telescope-like into the outer tube (12) for adjusting the length of the tube, and having a spreading device (15) that is supported at the insertion end of the inner tube (11), the spreading device being able to clamp the inner tube (11) axially in the outer tube (12) and having a spreading element (16) that can be radially pressed apart and that is furnished with an inner cone (27), an interior element (17) that is provided with a reverse-oriented outer cone (22) and that is accommodated in the spreading element (16) so as to be axially movable, and an adjusting screw (18) that is axially oriented and is supported in a rotationally fixed manner on the inner tube (11), the adjusting screw having an operational connection to an internally threaded bore (21) in the interior element (17).

Abstract: The present invention relates to a tapped insert for cylindrical plain bore (30) of a part A1 comprising a cylindrical body (10), characterized in that said cylindrical body (10) comprises an inner bore (11) of frusto-conical shape, and at least one longitudinal slot (12, 12?) extending into the cylindrical body (10) and communicating with said frusto-conical inner bore (11) and characterized in that the tapped insert also comprises a core (20) of frusto-conical shape complementary with said frusto-conical inner bore (11) of the cylindrical body (10), said core (20) comprising a inner tapped aperture (21), said cylindrical body (10) and said core (20) being such that said tapped insert can be holded in position and locked in said cylindrical bore (30) to equip said cylindrical bore with an inner taping.

Abstract: A hub clamp assembly is disclosed. The hub clamp assembly includes a hub that has a flange portion and an annular sleeve portion. The sleeve portion has a plurality of substantially longitudinal slits therein extending from a distal end toward the flange portion to form a plurality of sleeve segments. The sleeve portion further has an outer surface that includes a first set of surface features. The assembly also includes an annular collar that has one or more sleeve engagement pieces each having a first surface and an opposing second surface. The first surface of the sleeve engagement piece contains a second set of surface features configured to correspond to and engage the first set of surface features of the sleeve portion of the hub. A support ring surrounds the sleeve portion of the hub and overlies the second surface of the sleeve engagement pieces.

Abstract: A quick release for bicycles comprising a pull rod extending in the axial direction, an end element at a first end of the pull rod, a clamping element at the second end of the pull rod, and a tensioning device for tensioning the clamping element. The tensioning device comprises a lever for applying the clamping force and a tensioning sleeve with a transmitter portion for transmitting the clamping force to an engaging portion of the clamping element. The lever is positioned to be movable relative to the clamping element in the axial direction of the pull rod and against the biasing force of a biasing spring is movable outwardly in the axial direction of the pull rod from an engaged position to a turn position. In the turn position an angular position of the lever can be set independently of the state of tensioning.

Abstract: A ground engaging tool system comprises a ground engaging tool such as a tip, an adapter mounted to or part of a work tool, and a rotating lock member. The ground engaging tool is attached to the adapter, and a post portion of the adapter slides into a slot provided on the lock. The lock is rotated so that the entrance to the slot is blocked and the post cannot slide out of the slot. The lock in this position is in a locking position, and the retention of the post in the slot of the lock retains the ground engaging tool to the adapter.

Abstract: A lock that includes a wedge that is used to releasably secure separable components of an assembly together. The wedge can be used with a spool. The wedge and spool are threadedly coupled together to drive the wedge into and out of an opening in the assembly without hammering or prying. The direct coupling of the wedge and spool eliminates the need for bolts, washers, nuts and other hardware so as to minimize the number of parts. As a result, the lock is inexpensive to make, easy to use, and unlikely to become inoperative because of lost or broken parts or due to fines or other difficulties encountered in harsh digging environments. Further, the wedge can be driven into the assembly to provide the degree of tightness necessary for the intended operation and/or to re-tighten the assembly after incurring wear during use. A latch assembly is preferably provided to securely hold the wedge in place and avoid an undesired loss of parts during use.

Abstract: An anchor for a rectangular tube employs a wedge assembly, whereby rotation of an adjustment bolt of the wedge assembly moves an upper and lower wedge member together, and the wedge engagement with a central wedge member causes said central wedge member to move toward engagement with the tube, thereby securing the tube within a base body. Clevis pins and corresponding key hole slots mount the wedge assembly to a base, while allowing easy removal of the wedge when desired.

Abstract: An anchor mount formed of: a mounting device; a laterally expandable locking mechanism coupled to the base of the mounting device, the laterally expandable locking mechanism including first and second cooperating wedges, the first wedge being coupled to the base of the mounting device, and the second wedge being movable along an inclined plane of mutual contact with the first wedge and substantially laterally expandable relative thereto; a reaction surface fixed relative to the first wedge; an actuator having an actuation surface that is positioned adjacent to the reaction surface and movable relative thereto; and the second wedge being responsive to motion of the actuation surface of the actuator relative to the reaction surface for moving along the inclined plane of mutual contact with the first wedge and substantially laterally expanding relative thereto.

Abstract: Apparatus and methods for transporter shaft coupling and decoupling to assure alignment of a user interface with a control shaft through matching asymmetric cylindrical surfaces and alignment of an upper shaft segment and a lower shaft segment with ribs meshing with grooves on rings attached to the upper shaft. A tone confirms proper connection. Alignment apparatus is protected from damage associated with torques applied to the control shaft by tab features designed to first give way before other damage is incurred and from moisture by apparatus that seals the connection between upper and lower shaft segments. The user is protected from sudden loss of control by requiring the user interface to execute a sequence of linear and rotational manipulations during assembly of the shaft.

Abstract: The present invention relates to a wear assembly, as well as to the different components thereof, which has a wear member or tooth and an adaptor member or tooth bar for wear applications in a machine for moving materials such as earth and stones. The invention contemplates a wear assembly and particularly a coupling system between the different components to one another by a characteristic coupling system and at least one retention system assuring the coupling and anchor between the different components, specifically between the wear member and adaptor, the latter in turn being joined to the blade of a bucket or scoop of a machine for moving materials, such as an excavator or the like.

Abstract: A printed circuit board retaining device for use in securing a printed circuit board in an elongated slot of a rack provides an efficient design allowing for the utilization of an off-the-shelf screw in the device. A screw having a head located within a first end piece interconnects the first end piece, at least one elongated wedge, and a second end piece. A clutch assembly, also retained within the first end piece, is coupled to the screw by a tool configured to engage the screw head. The clutch assembly has a first and second clutch head. The second clutch head being attached to the opposite side of the tool configured to engage the screw head.

Abstract: A lock that includes a wedge that is used to releasably secure separable components of an assembly together. The wedge can be used with a spool. The wedge and spool are threadedly coupled together to drive the wedge into and out of an opening in the assembly without hammering or prying. The direct coupling of the wedge and spool eliminates the need for bolts, washers, nuts and other hardware so as to minimize the number of parts. As a result, the lock is inexpensive to make, easy to use, and unlikely to become inoperative because of lost or broken parts or due to fines or other difficulties encountered in harsh digging environments. Further, the wedge can be driven into the assembly to provide the degree of tightness necessary for the intended operation and/or to re-tighten the assembly after incurring wear during use. A latch assembly is preferably provided to securely hold the wedge in place and avoid an undesired loss of parts during use.

Abstract: A self-aligning coupling device for installation in a channel having an open end and a pair of substantially parallel side walls. The device includes an elongate connecting portion having a longitudinal axis, a channel abutment portion, and at least one laterally projecting lug. In use, the coupling device is installed in the channel with the channel abutment portion located at least partially within the channel and the laterally projecting lug located outside the open end of the channel. The channel abutment portion is formed such that when aligned in a first angular position within the channel it abuts the side walls of the channel to prevent rotation of the device in a first rotational direction about said longitudinal axis, while allowing rotation in a second, opposed rotational direction. The lug is formed such that in said first angular position it extends beyond at least one of the side walls of the channel.