Abstract: A surgical rib retractor has a housing and a body pivotably coupled to the housing and moveable between a closed position and an open position. The retractor also has a first arm unit coupled to the housing and configured to atraumatically receive tissue. The first arm unit has a first arm, a first strut movable relative to the first arm in a first plane defined by the first arm, and a first frame attached to the first strut. The retractor also has a second arm unit coupled to the body and configured to atraumatically receive tissue. The second arm unit has a second arm, a second strut movable relative to the second arm in a second plane defined by the second arm, wherein the second plane is not parallel to the first plane when the body is in the closed position, and a second frame attached to the second strut.

Abstract: A Suspension Bearing Lubricating System, lubricating moving parts engaging with pivoting suspension component bearings used in street motorcycles, dirt bikes, all-terrain vehicles and various other machines. The Suspension Bearing Lubricating System comprises of a bolt hollowed internally and capped with a grease fitting (or form of lubrication receptacle) or a bolt which is hollow at both ends but solid in the center and a specialized bushing allowing for the flow of grease. Lubricant will be inserted via a lubricant receptacle; lubricant will travel into the bolt then out of holes in the shaft of the bolt which will allow passage of lubricant into bushing if applicable. Once lubricant reaches specialized bushing it will travel into integrated grooves to holes in the bushing then out, directly in contact with the suspension component bearings.

Abstract: A pivot bearing assembly includes a pivot pin and at least one bearing block, in which a bearing bush having a bearing bore is accommodated. The pivot pin is slidingly supported in the bearing bore. In order to create an improved pivot bearing assembly, the bearing bush has a rounded outer surface, which is inserted into a negatively rounded inner surface in order to orient the bearing bush.

Abstract: A thermal expansion includes a bottom portion extending between a support structure and a trailing edge, and the support structure is positioned proximate to a heat source. Furthermore, the thermal expansion joint includes a side portion. In some embodiments, the thermal expansion joint includes an overlapping portion coupled to the bottom portion and extending from a flange portion towards the side portion. Moreover, the overlapping portion overlays and is biased against the side portion to enable thermal expansion during heating by extending towards the flange portion and sliding along a top surface of the side portion.

Abstract: A piston of an internal combustion engine may include a piston head, a piston hub and a connecting rod having a joint end connected via an articulated connection to the piston hub. A reservoir may be provided and configured to receive splash oil for cooling the piston head. The reservoir may include at least one splash outlet directed towards the piston head. The reservoir may be arranged at the joint end of the connecting rod on a side facing towards the piston head.

Abstract: A free-wheeling hinge assembly includes a base element, a cap element, and an internal pivot assembly allowing the cap element to pivot 360 degrees transversely to a hinge assembly central axis and in relation to the base element. Geometric ends of the hinge assembly allow insertion into any two component corresponding geometric recesses to be so pivoted and repositioned.

Abstract: A clevis assembly is provided having a clevis, dowel, and at least a first o-ring. The clevis has a base, first clevis prong, and second clevis prong. The first clevis prong and second clevis prong extend from the base along a first axis, wherein a gap is defined therebetween. The first clevis prong has a first through hole extending along a second axis. The second clevis prong has a second through hole extending along the second axis, wherein the first axis and second axis are generally perpendicular to one another, and wherein the first through hole further has a first internal o-ring groove defined therein. A dowel has a length to be selectively concurrently positioned within both the first through hole and second through hole. The dowel spans the gap between the first clevis prong and second clevis prong, where respective diameters of the dowel, first through hole, and second through hole produce a slip fit of the dowel within the first through hole and at least a portion of the second through hole.

Abstract: A shackle assembly with a unitary body has a closed geometry with a primary opening therethrough. A first side member has a first side aperture extending transversely therethrough with a first inside surface. A second side member is spaced apart from the first side member and has a second side aperture extending transversely at least partially through the second side member. End portions extend between and connect the first side member and the second side member. The second side aperture is opposite the first side aperture and axially aligned with the first side aperture. A pin has a head portion positioned at least partially within the first side aperture and a tip portion positioned at least partially within the second side aperture. A pin body extending between the head portion and the tip portion along a central longitudinal axis and is sized to pass through the first side aperture.

Abstract: A coupling pin comprising a carriage member and a riding member longitudinally slidable over the carriage member. The carriage member and riding member being mutually inclined longitudinally, and together complementing each other to form a uniform pin. The pin may be inserted into an aperture such that the carriage member is first disposed therein, and a force subsequently applied to the riding member causing it to move longitudinally with respect to the carriage member, into a load-bearing position.

Abstract: A ground engaging machine includes a first and a second frame unit, and an articulation hitch coupling together the first and second frame units. The articulation hitch includes a pin, a first and a second bearing positioned about the pin, and abutting a first and a second axial side of an annular protrusion of a hitch plate in one of the first and second frame units. A clamping mechanism of the articulation hitch clamps the first and second bearings between first and second clamping components, such that they are preloaded against the annular protrusion.

Abstract: A piston apparatus for an engine includes a piston pin that is inserted in a smaller end portion of a connecting rod and having a cross-section changing portion where a cross section changes at a portion of the piston pin, and a fixing member that engages the connecting rod and a piston through the cross-section changing portion so as to restrain longitudinal movement of the piston pin with respect to the connecting rod.

Abstract: An aircraft wing includes a rib attached by a joint to a tubular spar that varies in cross sectional shape during flight. The joint includes a ring attached to the tubular spar, and pivot pins connecting the ring with the rib. The pivot pins allow relative movement between the rib and the tubular spar as the tubular spar varies in cross sectional shape.

Abstract: A table lamp and rotary joint thereof is disclosed. The table lamp including a base body, a lighting member and a frictional rotary joint connecting the lighting member to the base body is disclosed. The rotary joint includes a housing defining a cavity and a rotary portion defining a rotator. The rotator deforms elastically by means of defining a center hole and a slot extending parallel to the axis of the center hole through the rotator. Compressing the rotator into the cavity, the outer surface of the rotator mates tightly to the inner surface of the cavity. Then the rotator rotates frictionally in the cavity and the lighting member can maintain at a desired angle with respect to the housing.

Abstract: An apparatus for cranking a shackle of a pump jack. The apparatus includes a shaft which fits through the shackle. The apparatus includes an arm rotatably attached to the shaft The apparatus includes a handle for cranking the shaft. The handle having a locked state in which the handle is unable to rotate the shaft, and an unlocked state in which the handle is able to rotate the shaft. The handle attached to the arm. The apparatus includes a locking mechanism engaging the arm at a pivot point and the shaft, the locking mechanism placing the handle in the locked state or the unlocked state by moving the handle about the pivot point to a first position or a second position, respectively.

Abstract: A pin joint includes a pin having a longitudinal axis. A bushing for use with a lateral pin retention system may be positioned around the pin. The bushing includes an arc groove disposed radially about an outer surface of the bushing. A retaining plug for use with the lateral pin retention system includes an engagement head shaped to engage the arc groove and may be attachable to a linkage of a machine.

Abstract: A hinging arrangement for a wheel axle suspension of a vehicle, comprises an attachment eye fixed to a component to be hingedly attached to the vehicle, and a hinge pin, e.g. a hinge bolt, attached to a fixed vehicle component. The hinge pin is extending through the attachment eye, wherein the attachment eye has a bore for the hinge pin which comprises at least one tapering bore portion. The arrangement further comprises at least one resilient ring and a clamping member each provided with a central bore for the hinge pin, wherein, in the mounted state, the resilient ring is received at least partially within said tapering bore portion. The resilient ring is bearing with one side against the tapering surface of said tapering bore portion and said clamping member is forced against the other side of the resilient ring whereby the resilient ring is compressed between the clamping member and the tapering surface of the tapering bore portion.

Abstract: A method of modifying a hand-held tool which having a stationary handle actuated by a movable handle connected to a movable tool jaw by a connection linkage, the method including removing the moving handle and the stationary handle. A pneumatic actuator with a piston rod is added. The connection linkage is modified to extend between the piston rod and the movable tool jaw. A trigger is added between the pneumatic actuator and a source of pressurized gas.

Abstract: An attachment structure and a stroller therewith are disclosed. The stroller includes a stroller frame, a tray, and the attachment structure. The attachment structure is used for attaching the tray to the stroller frame includes a first engaging structure and a second engaging structure disposed on the tray and the stroller frame oppositely. The first engaging structure has a first hole; the second engaging structure has a pivot post and a flexible retaining portion formed on the pivot post. The pivot post passes through the first hole. The flexible retaining portion is capable of hooking the first hole for preventing the pivot post from being disengaged from the first hole. Thereby, the operation of attaching the tray to the stroller frame can be simple and time-saved, and the attachment structure still can be strong enough even without additional hardware and steel members.

Abstract: The present invention is a floor machine pivot joint. The pivot joint utilizes pivot pegs attached to the base of the floor machine which extend from the base into cavities formed in the sides of the yoke which, in preferred embodiments, have either partially spherical or cylindrical shape. The pivot pegs allow the yoke to pivot in substantially one plane with reduced unwanted movement of the yoke and base relative to each other.

Abstract: An adjustable demolition leverage tool capable of removable and adjustable connection to various rotationally and positionably adjustable tool heads being specifically shaped to achieve various demolition tasks. The tool heads are configured so the distance between the two side edges of a tool head may be extended or reduced and the angle of the leading edge of the tool head with respect to the handle of the leverage tool may also be adjusted.

Abstract: Disclosed is a coupling device (1) intended to connect first and second elements which are articulated with respect to one another, wherein the device includes a compression element (2) designed to allow a compressive force to pass from one element to another in a first state, and a tension element (3) designed to allow a tensile force to pass from one element to another in a second state, the compression element additionally forming a substitution tension element designed to allow a tensile force to pass from one element to another in a third state corresponding to the fracturing of the tension element.

Abstract: A pin joint includes a pin having a longitudinal axis. A bushing for use with a lateral pin retention system may be positioned around the pin. The bushing includes an arc groove disposed radially about an outer surface of the bushing. A retaining plug for use with the lateral pin retention system includes an engagement head shaped to engage the arc groove and may be attachable to a linkage of a machine.

Abstract: A support stand includes a support body, a connecting member, a fastening assembly. The support body defines an assembling hole. The connecting member is received in the assembling hole of the support body, and defines an engaging hole. The fastening assembly is positioned on the support body. The fastening assembly includes a follower. The follower has a positioning pole. The follower is movably connected to the support body, so that the positioning pole is capable of engaging/disengaging in the engaging hole of the connecting member.

Abstract: The present invention relates to a traveling working machine, in particular an excavator, with an undercarriage on which the traveling gear is arranged, and an uppercarriage rotatably arranged on the undercarriage about a vertical axis of rotation. In accordance with the invention, the load-bearing steel construction of the uppercarriage is composed of at least one first and one second element, which are connected with each other via bolts and/or screws.

Abstract: A coupling pin (10) comprising a carriage member (12) and a riding member (14) longitudinally slidable over the carriage member. The carriage member and riding member being mutually inclined longitudinally, and together complementing each other to form a uniform pin. The pin may be inserted into an aperture such that the carriage member is first disposed therein, and a force subsequently applied to the riding member causing it to move longitudinally with respect to the carriage member, into a load-bearing position.

Abstract: A method is provided for cold forming center web or webless tapered piston pins in one forming sequence. The method eliminates secondary operations such as but not limited to machining, annealing, coating and secondary forming. The method includes the steps of cutting a metal rod into a substantially cylindrical slug piece, die extruding the slug piece to form a first cavity in the slug piece, optionally die extruding the slug piece to form a second cavity in the slug piece, piercing the slug piece to form the slug piece into a hollow cylindrical piece, die extruding the hollow cylindrical piece at either end to form a hollow cylindrical piece having a taper on an internal surface of the hollow cylindrical piece at either end.

Abstract: A cleaning apparatus includes an elongate rod defined by a proximal end portion having a first linkage member and an opposed distal end portion. The first linkage member is pivotally coupled to a second linkage member of a cleaning head. There is a biasing assembly that is coupled to the elongate rod and to the cleaning head, which tensions the cleaning head to a maximum pivotal excursion relative to the cleaning rod.

Abstract: An articulated junction device between a suspended structure and a load bearing structure comprises a hinge pin, at least one first part being installed in the suspended structure so as to be able to rotate about a first axis and a second part installed in the load bearing structure so as to be able to rotate about a second axis. The hinge pin passes through the first part and the second part. The first axis and the second axis are parallel to each other and offset from each other.

Abstract: A pin assembly including a piston pin configured to couple a piston to a connecting rod. The piston pin includes a pin body having an inner cavity and a stiffening rib positioned to resist forces applied to the pin body by a connecting rod. The assembly further includes a pair of ovalarity-resisting ribs and a pair of shear-resisting ribs. Each shear-resisting rib is axially positioned between one of the ovalarity-resisting ribs and the stiffening rib and positioned to resist shear forces applied to the pin body by a connecting rod and a piston. The assembly further includes at least one insert received in the inner cavity, wherein the at least one insert provides at least one of the stiffening rib, or at least one of the ovalarity-resisting ribs, or at least one of the shear-resisting ribs.

Abstract: A pin joint assembly including a pin defining a longitudinal axis and having an end portion, a bushing coaxial with the pin about the longitudinal axis and having an end portion, and a collar engaging the end portion of the pin and having an inner portion in proximal relation to the end portion of the bushing and an outer portion in distal relation to the end portion of the bushing. The end portion of the bushing, the inner portion of the collar, and the pin cooperate to define a channel. The pin joint assembly further includes a thrust ring coaxial with the pin about the longitudinal axis and residing in the channel in spaced-apart relation to the bushing.

Abstract: The present invention relates to a rotational bearing assembly (1) comprising a pivot pin (40) and a rotation member (20) having an aperture (22) within which the pivot pin is located such that the rotation member can rotate relative to the pivot pin. A bearing (50) is at least partially disposed between the pivot pin and rotation member. The bearing has an axial portion (54) which extends axially within the aperture of the rotation member and at least partly over the pin, and first and second flanges (56) which extend at least partly over upper and lower edges of the aperture.

Abstract: The invention relates to a retrofit connector for fast attachment to an existing system that supports a suspended load below a ceiling, beam or floor without the need to disassemble or disconnect any components of the system. Advantageously, the connector is easy to install and inexpensive to manufacture. The connector is removably or permanently attachable to a sway brace clamp or attachment to form a pivotable connector-clamp assembly. The assembly is capable of reliably supporting heavy loads against adverse sway and seismic disturbances.

Abstract: A tube folder includes a top shell, a bottom shell and an instant clasp set; wherein the top shell is provided with two sets of lug holes; the bottom shell is provided with two plug tubes; the instant clasp set covers a dismount handle which has a set of joined segments at its terminal, and an empty space formed in between the two joined segments; and a shaft, fitted in the empty space of the joined segments; each set of the lug holes and corresponding plug tube has been bound by a hinge, so does the joined segments of the dismount handle and the shaft; the surfaces of the top and the bottom shells are shaped into reinforcing ribs, providing handy fitting and enhanced joint when connecting to the tubes.

Abstract: A retaining formation defined on a brake lever of an air disc brake includes a push fit/snap fit connection for releasably securing a push rod to a brake lever. The retaining formation can include a pinned connection and a ball and socket joint, and a main axis of the pinned connection is coincident with a center of rotation of the ball and socket joint. The retaining formation can include a concave formation on one of the push rod and the brake lever and a corresponding convex formation on the other of the push rod and the brake lever. The concave formation at least partially surrounds the convex formation to prevent axial separation of the push rod and the brake lever. A method of assembling a brake subassembly includes the steps of assembling a push rod and a brake lever including a retaining formation such that at least a portion of the retaining formation deforms during assembly and resiles when the push rod is assembled to the brake lever to provide a snap fit connection therebetween.

Abstract: An adapter mechanism for use with an explosive ordnance disrupter arrangement. The adapter includes a yoke and a mount rotatable relative to the yoke to assume a desired angular orientation, which is locked in the desired position. The yoke may be mounted on an explosive ordnance primary disrupter. The mount carries a supplemental disrupter.

Abstract: The present invention relates to pins that may be selectably operated to engage and disengage socket bores in the assembly and disassembly of large structures, such as floating offshore platforms for deepwater applications. The pin connections can be engaged or disengaged robotically or under direct operator control. The construction and installation of structures utilizing the pin connections will typically use multiple sets of selectably operable pins to connect, support and stabilize the structural components of the structure.

Abstract: The invention relates to a rotatable link, which may be incorporated in an upright. The upright may be used in connection with a support for a card terminal. The rotatable link may be characterized as a rotary friction link. Compressive forces caused by a mechanical tension in a pipe are transferred via two first objects to a second object clamped between them. The two first objects are secured and partly built into the pipe, and the second object is rotatable relative to the pipe. The second object constitutes a rotatable link part on which a plate may be welded to provide an upright.

Abstract: An equalizer bar for a tracked vehicle is connected to the track roller frames via an arrangement comprising a pin which is swivel ably mounted to the equalizer bar and held rigidly by the track roller frame. The pin is positively held by the track roller frame, for example by channels in which the pin sits such that the side load is at least partially absorbed by the channel walls rather than the fasteners. The fasteners are located such that they experience minimal side load and aid a positive location of the pin in the channels.

Abstract: The invention concerns a brinelling bushing joint assembly having a brinelling bushing sleeve with a brinelling feature that mates with a bracket. This joint assembly may be particularly advantageous when employed to connect a vehicle frame to a vehicle suspension.

Abstract: A coating for a tribologically heavily loaded component, wherein the coating is in the form of a ceramic coating made of an organic-inorganic prepolymer which is pyrolyzed after being applied to the component.

Abstract: A gimbal includes a first lug housing. The first lug housing includes a first base plate and a first lug protruding from the second surface of the first base plate. The gimbal also includes a second lug housing. The second lug housing includes a second base plate and a second lug protruding from the second surface of the second base plate. In addition, the gimbal includes a shaft passing through the first and second lugs, thereby connecting the first lug housing to the second lug housing, such that the first base plate is facing the second base plate. The gimbal also includes a first void in the second base plate, opposite the first lug, such that the first lug extends into the first void of the second base plate.

Abstract: The assembly comprises a fixed fork (10) of which the lugs (22, 30) support a rod (60) onto which a spherical ball is slipped (46) about which a cage (44) and a support (42), of the part which is mobile in rotation, swivel. The maintaining of the axial and angular positions of the spherical ball (46) in the fork is ensured, in particular, by a tight fit (A3) which replaces conventional screw and nut systems positioned at the end of the rod and which project disadvantageously. According to the invention, a pair of planar facets which are opposing and in abutment (including 23) carry out a blocking of one of the assembly pieces in rotation. Application to bell cranks for the transmission of movement, in particular in aircraft engines.

Abstract: Steel cables on fitness equipment, through repeated use, will build up undesired torque, due to irregular and unpredictable turns and spins. Such accumulated and undesired torque has a tendency to cause the cable to derail from the grooves on the gears it is supposed to stay and slide. The grab bar or handle bar, where a user grabs to start workout routine, likewise, has a tendency to turn or spin in an uncontrollable way and could potentially injure a user. Present invention effectively releases the undesired torque and restores the cable to its neutral and relaxed state, so that the fitness equipment will experience less malfunctioning, and user safety is enhanced.

Abstract: Apparatus comprising and methods relating to a quick disconnect pin having a locking member, a first body segment and a second body segment wherein the first and second body segments are rotatably coupled to each other, and relative rotation between the body segments about an axis causes translation of the locking member relative to the axis of rotation.

Abstract: A frame for a work machine includes first and second wall portions having an axially aligned bore positioned therein. A boom is positioned between the first and second wall portions and has a bore that is alignable with the bores in the first and second wall portions. A first insert is disposed within the bore of the first wall portion of the frame and a second insert disposed within the bore of the second wall portion of the frame with each insert having a bore therethrough. A pin cartridge assembly is positioned in the bores of the first and second inserts and the boom. The pin cartridge assembly includes a pin having first and second end portions and an outer surface. A first collar having a through bore and a counter bore at one end, the collar is disposed about the outer surface of the pin. A second collar having through bore and a counter bore at one end, the collar is disposed about the outer surface of the pin. A bushing has a stepped bore that is rotatably disposed about the outer surface of the pin.

Abstract: A link for connecting a pair of spaced members having a set of aligned holes, together, generally including a bolt having threaded end portions and a pair of upset portions based inwardly relative to the threaded end portions thereof, a pair of inner grommets each formed of a resilient material, mountable on the bolt and having a portion functional to snap-fit on one of the upset portions of the bolt when such grommet is mounted on the bolt, a pair of outer grommets each formed of a resilient material, mountable on the bolt and cooperable with one of the inner grommets to engage one of the members therebetween and a pair of nuts threadable on the threaded portions of the bolt, engageable with an exterior grommet mounted on the bolt.

Abstract: A rotary spindle structure applied in a housing is provided, which includes two spindle lugs having a suspended resilient butt joint respectively. When a spindle rod is fit in the spindle lugs, both end faces of the spindle rod bear against the resilient butt joints, so that the resilient butt joints are forced to expand outwards till a pivot hole of the spindle rod is snapped with protruding walls of the spindle lugs, and thus, the spindle rod is freely rotationally connected to the spindle lugs. Furthermore, a pair of reinforcing pads is used to bear against the resilient butt joints to enhance the joining strength between the spindle lugs and the spindle rod.

Abstract: A piston, having a first side subject to major thrust loading and a second side subject to minor thrust loading, is provided. The piston has a crown portion and a first and second pin boss portion depending therefrom. An axially extending pin bore is provided within the first and second pin boss portions. A first axially extending slot is provided within the piston pin bore on the first side. Additionally, a second axially extending slot is provided within the piston pin bore on the second side of the piston. The second axially extending slot is positioned closer to the crown portion than the first axially extending slot. The first and second axially extending slots are generally concave in shape.

Abstract: A window cleaning apparatus includes a handle, a paddle and a cleaning element. The paddle is removably attachable to the handle. The handle includes oppositely extending end pins which are pivotally received in receivers carried on the paddle. At least one of the receivers has a bore which receives on of the handle end pins. At least one of the receivers is formed with separable members for forming a snap-connection with one of the handle end pins. The cleaning element has side edges with elastic to draw the ends of the side edges of the body inward to form an opening smaller than the outer diameter of the paddle to releasably attach the cleaning element about the paddle.

Abstract: A fastening device for pedals in motor vehicles has a supporting bolt (8) which is accommodated at each of its free ends in a mounting point (5, 5A) of a pedal block (2). The bolt (8) has, between the mounting points (5, 5A), a mounting point for the pedal. The pedal mounting point is arranged in a hole (7) of the pedal body (2). The supporting bolt (8) comprises two bolt halves (9, 10), which are locked with one another in the assembled state by an elastic snap holder (11). The bolt halves (9, 10) are fixed by at least one stop (13) with respect to their position to the pedal.