Abstract: A sealing device seals a gap between a housing and a rotational shaft located in a shaft hole provided in the housing. The sealing device includes: an annular mounted part that is to be mounted on an inner peripheral surface of the shaft hole; an inner annular part located radially inside of the mounted part; a seal lip extending from the inner annular part and for being in contact with the outer peripheral surface of the rotational shaft; a bellows part connecting the mounted part with the inner annular part; a sound insulation ring fixed to the mounted part and expanding radially inward from the mounted part, the sound insulation ring including an opening through which the rotational shaft passes; and a circular annular sound insulation lip projecting from the inner annular part or the bellows part toward the sound insulation ring and including a distal end being in slidable contact with the sound insulation ring.

Abstract: Systems and methods for intermedullary bone fracture fixation are described herein. The fixation device includes a main body having a flexible state and a rigid state. The fixation device further includes a proximal interface coupled to a proximal end of the main body to anchor the fixation device to an exterior surface of the bone and a distal interface coupled to a distal end of the main body to anchor the fixation device to an interior cavity of the bone. The fixation device further includes a locking interface to configured to convert the main body from the flexible state to the rigid state.

Abstract: Modular extractor device for removing bone cement from a bone cavity (C), including an elongated body with an axis of symmetry (X-X), a proximal end, arranged during use at the opening of the bone cavity (C), and a distal end, arranged during use at the innermost part of the bone cavity (C). The elongated body is partially hollow and is adapted to be inserted in said bone cavity (C) filled with bone cement. The elongated body includes a plurality of rigid elements coaxial to the axis (X-X) of said elongated body, partially hollow and anchored together. At least two adjacent rigid elements include a first main section, a second main section and a flange. A main section of at least one rigid element is inserted and held in position in a main section of the other rigid element of the at least two rigid elements.

Abstract: A joint for coupling two shafts in a vehicle driveline includes a joint part having a bore defining part of a fluid chamber, a boot member coupled to the joint part and defining at least part of the fluid chamber and having a valve portion that has an open state and a closed state, and an insert. The insert may be received adjacent to the boot member and defines at least part of a vent path that communicates the fluid chamber with the valve portion. When the valve portion is in the closed state venting from the vent chamber is inhibited or prevented and when the valve portion is in the open state the vent chamber is communicated with a venting space.

Abstract: Systems and methods for intermedullary bone fracture fixation are described herein. The fixation device includes a main body having a flexible state and a rigid state. The fixation device further includes a proximal interface coupled to a proximal end of the main body to anchor the fixation device to an exterior surface of the bone and a distal interface coupled to a distal end of the main body to anchor the fixation device to an interior cavity of the bone. The fixation device further includes a locking interface to configured to convert the main body from the flexible state to the rigid state.

Abstract: The invention relates to a locking aid drive for a motor vehicle lock, with a drive housing, the locking aid drive being coupleable in terms of drive to the motor vehicle lock via a Bowden cable with Bowden cable core and Bowden cable sheath, and a driving motor with a downstream feed mechanism for producing driving movements and a coupling element for transferring the driving movements being provided. It is proposed that the coupling element can be brought, in particular by means of the drive motor, into at least one coupling position in which said coupling element is accessible from the outside for the production of a coupling of the Bowden cable to the coupling element, and otherwise is inaccessible from the outside for the production of a coupling of the Bowden cable to the coupling element.

Abstract: Herein a bolt (2) comprising an elongated body (4) with a central axis (C) is described. The elongated body (4) is in a first end (6) provided with a first thread (8) and in a second end (10) with a second thread (12). An intermediate part (14) of the elongated body (4) is provided with a collar (16). The collar (16) is provided with at least one first flat surface (18), which first flat surface (18) extends substantially in parallel with the central axis (C). Further, a rock drill comprising housing parts held together by at least one bolt (2) is described.

Abstract: Technologies related to articulated bone drill and articulated bone tap apparatus are generally described. In some examples, articulated bone drills and taps may comprise bendable spines, movable bits, and flexible cylindrical tap or drill sleeves. The movable bit may be engaged at a distal end of the spine, and tensioning the spine and/or longitudinal displacement of at least one spine section with respect to at least one other spine section may be effective to steer the bit. The flexible cylindrical sleeve may be adapted to at least partially encase the spine, and the sleeve and the bit may be mechanically engaged so that rotation of the sleeve around the spine is effective to rotate the bit.

Abstract: A flexible light treatment head comprising one or more light source modules interconnected by a hinge apparatus along a flexing edge thereof. The light source modules have light emitting elements, such as LEDs or LASERs. The hinge apparatus comprises one or more hinges. Each hinge has a head wiring channel disposed to form a continuous wiring channel along the hinge apparatus. A head wiring channel is also provided for routing wires into the light source module.

Abstract: A constant velocity (CV) joint includes a conical shield to protect a J-boot from damage due to projectiles such as stones. In order to facilitate vehicle assembly, the conical shield is divided into a number of leaves which each flex radially to permit installation of bolts. When the CV joint is shipped to the vehicle assembly plant, a band is installed to hold the leaves in a stowed position. Once the bolts have been installed to attach the CV joint to a driveline component, the band is removed and the leaves flex to a deployed position in which they protect the J-boot.

Abstract: A connector member includes a coupler portion having a wall including a first end that extends to a second end that defines a connection zone. The wall includes an outer surface. A mounting portion is provided at the first end. The mounting portion includes one or more cantilevered beam elements that extend along the wall spaced from the outer surface. A locking member extends about the coupler portion between the one or more cantilevered beam elements and the outer surface of the wall. The locking member is configured and disposed to limit deflection of the one or more cantilevered beam elements to prevent removal of the connector member from a substrate.

Abstract: A combined CV joint boot and inner seal includes a boot portion having a first end and a second end and having a shaft sealing portion at the first end for sealing with a first shaft of the CV joint. A front can sealing portion is positioned at the second end of the boot portion. An inner seal portion extends generally inwardly towards the CV joint longitudinal axis to block lubricant from migrating into the interior of the boot portion.

Abstract: An apparatus includes a first panel having a first side and a second side and defining a first hole. The apparatus also includes a second panel having a third side and a fourth side and defining a second hole. A seal assembly extends from the first panel to the second panel and through the first and second holes. The seal assembly includes a first wall that defines a passageway from the first hole to the second hole, and a second wall that surrounds the first wall and cooperates with the first wall to define a chamber therebetween. The seal assembly forms a first seal around the first hole and a second seal around the second hole.

Abstract: A propeller shaft is proposed which comprises an inner cylindrical member that has a center through bore into which a shaft is inserted; an outer cylindrical member disposed around the inner cylindrical member; a torque transmitting unit operatively disposed between the inner and outer cylindrical members; a sleeve member coaxially connected to the center through bore of the inner cylindrical member; a boot unit arranged to hermetically close one open side of an interior of the outer cylindrical member; and a positioning mechanism that effects a relative axial positioning between the shaft and the inner cylindrical member when a splined cylindrical outer wall of the shaft is inserted through the sleeve member into a given position of a splined cylindrical inner wall of the center through bore of the inner cylindrical member.

Abstract: A shaft assembly includes a first shaft. The first shaft has a first annular crest and a second annular crest. The first annular crest and the second annular crest are separated by an inclined surface. The second annular crest includes an axially extending surface attached to an end of the inclined surface. A boot is secured to the shaft. The boot includes a channel and a diaphragm portion disposed adjacent an end of the channel. The channel includes an inlet portion, a partially helical portion, and an outlet portion formed in an inner surface of the boot. The diaphragm portion is provided over the inclined surface and includes a lip which contacts the second annular crest.

Abstract: A constant velocity joint boot assembly includes a boot-can having an axially extending main cylindrical body, a radially extending transition portion, an axially extending and generally cylindrical mounting portion. The radially extending transition portion intersects the axially extending main cylindrical body and the generally cylindrical mounting portion. A flexible boot member may be attached to an inner surface of at least two of the cylindrical body, the transition portion and the mounting portion at a coupling region.

Abstract: A powertrain assembly for use in a motor vehicle powertrain system having an output shaft forming a cylindrical outer surface, a splined end, and a radial shoulder, and a CVJ assembly having an inner race, and outer race. Ball elements are provided between the inner and outer races. A seal assembly is provided having a boot with an outer lip affixed to the CVJ outer race and an inner lip forming first and second radial faces and an inside cylindrical surface. Axial insertion of the output shaft splined end into the CVJ inner race splined bore causes the boot assembly inner lip to be expanded and frictionally engage with the output shaft cylindrical outer surface and wherein the boot inner lip first and second radial faces are clamped between the inner race radial surface and the shaft radial shoulder.

Abstract: An inner race and boot sleeve combination is provided. The inner race has an inner surface with a groove formed therein. The boot sleeve has a groove in an outer surface. A ring is located in both grooves to axially secure the inner race and boot sleeve together. Devices to prevent relatively rotation between the inner race and the boot sleeve are also provided.

Abstract: A constant velocity universal joint includes an outer joint member in which at least one end portion is open, an inner joint member for transmitting torque together with the outer joint member through balls under a state in which angular displacement is allowed, and a boot for closing an opening portion of the outer joint member. The boot has a small diameter end portion fitted onto a shaft extending from the inner joint member, a lip portion abutting on an outer peripheral surface of the shaft, and a ventilation groove for establishing communication between an inside and an outside of the boot. The lip portion and the ventilation groove are formed in an inner peripheral surface of the small diameter end portion of the boot.

Abstract: A boot assembly includes a boot and a retention band. The retention band includes a ring, a lever attached to the ring and a clasp associated with the ring and configured for selective engagement with the lever. The boot includes an annular wall defining a hollow interior configured to receive a portion of a drive assembly of a vehicle. The boot further includes a rib, the rib being integral with the annular wall and extending radially outwardly from the annular wall. The rib and the annular wall cooperate to define an annular channel that is configured to receive the retention band. The rib extends radially outwardly beyond the ring, the lever and the clasp of the retention band when the retention band is seated within the annular channel.

Abstract: A boot has a bellows section that includes three or more peak portions and three or more valley portions. A radially outer portion of each of the peak portions in vertical cross-section of the boot is formed into a round shape. A curvature radius of the radially outer portion of a peak portion being positioned at a central portion between a large diameter section and a small diameter section is set to be larger than curvature radii of the radially outer portions of the other peak portions.

Abstract: A joint apparatus includes an outer joint portion having an opening end, an outer joint axis, and an outer joint inside surface defining, at least in part, an internal vault. The joint apparatus also includes an inner joint portion including a spider interposed within the outer joint portion and a shaft extending through the opening end. The spider includes a trunnion. The trunnion is at least partially interposed within the vault. The shaft defines a shaft axis. The inner joint portion includes an angular range of motion limiting device that selectively restricts the articulation of the shaft relative to the outer joint to prevent the shaft from contacting the outer joint.

Abstract: A safety guard (10) for use with a wide angle joint on an agricultural power takeoff (PTO) shaft comprises a guard housing that extends around the wide-angle joint when the guard is fitted. The guard housing comprises a first housing part (12) hingedly connected to a second housing part (14) to thereby allow the first housing part (12) and second housing part (14) to move relatively open to each other and relatively closed to each other about a hinge (19), a locking member (50, 54) to lock the first housing part (12) to the second housing part (14) in a closed condition and operable to be unlocked to allow the first housing part (12) and the second housing part (14) to be moved away from each other about the hinge. Each housing part (12, 14) includes a lip (44, 46) on one end thereof, the lip (44, 46) having a profile to match a profile of an end bellows (38) to which the guard (10) is attached.

Abstract: A combined CV joint boot and inner seal includes a boot portion having a first end and a second end and having a shaft sealing portion at the first end for sealing with a first shaft of the CV joint. A front can sealing portion is positioned at the second end of the boot portion. An inner seal portion extends generally inwardly towards the CV joint longitudinal axis to block lubricant from migrating into the interior of the boot portion.

Abstract: Disclosed is a constant velocity universal joint, comprising: an outer joint member (10) in which at least one end portion is open; an inner joint member (20) for transmitting torque together with the outer joint member (10) through balls (30) under a state in which angular displacement is allowed; a boot (70) for closing an opening portion of the outer joint member (10), the boot (70) having a small diameter end portion (72) fitted onto a shaft (50) extending from the inner joint member (20); a lip portion (75) abutting on an outer peripheral surface of the shaft (50); and a ventilation groove (76) for establishing communication between an inside and an outside of the boot (70), the lip portion (75) and the ventilation groove (76) being formed in an inner peripheral surface of the small diameter end portion (72) of the boot (70).

Abstract: A drive cable centering insert including a tubular core centered within a plurality of axially coextensive and circumferentially spaced-apart flexible members attached to the core and extending in a direction outward therefrom at a sharp acute angle, each flexible member having a length to cause it to bend when engaged with a coextensive tubular housing. An insert including a tubular core substantially centered within coextensive linear cross members that tangentially engage but do not intersect or extend from the tubular core.

Abstract: An inner seal is provided for protecting a CV joint boot for a CV joint. The CV joint includes a bearing, a back sealing means and a front can. The bearing operatively connects a first shaft and a second shaft. The bearing has an inner race and an outer race and has a front and a back. The first shaft is connected to the inner race. The second shaft is connected to the outer race. The front can is connected to the outer race. The back sealing means seals against leakage of lubricant from the back of the bearing. The inner seal comprises an inner seal body having a front can sealing portion for sealing with the front can to inhibit the migration of lubricant from the bearing therebetween. The inner seal body has a shaft sealing portion for sealing with the first shaft to inhibit the migration of lubricant from the bearing therebetween. The inner seal body has a shield portion that extends between the front can sealing portion and the shaft sealing.

Abstract: An articulated joint includes a first rotational member and a second rotational member coupled with and positioned generally coaxial to the first rotational member. The joint also includes a boot. The boot is selectively deformable in response to an increase in pressure in a joint chamber to increase the volume of the joint chamber. The volume of the joint chamber is selectively changed due to, at least in part, relative movement of the boot end to the second rotational member.

Abstract: A multi-part longitudinal drive shaft of a motor vehicle consists of two shaft sections that are each formed by a shaft tube connected with each other by a homokinetic displacement joint. The outer diameter of the shaft tube in the second shaft section is smaller than the inner diameter of the shaft tube of the first section. The outer joint ring of the homokinetic displacement joint is firmly connected with the shaft tube of the first shaft section and a ball hub of the joint is connected with the second shaft section. When a specific axial position is exceeded, the homokinetic displacement joint can be broken down. The individual parts of the two shaft sections can be displaced into one another, after break-down of the homokinetic displacement joint, so that the second shaft section is displaced in the direction of the first shaft section.

Abstract: A boot is disclosed having a first attachment region which is assigned to a joint, and a second attachment region which is assigned to a shaft. The boot has a plurality of folds, including a first fold region with at least two folds with a diameter that decreases in the direction of the second attachment region and at least one revolving, separating element which is arranged in an annular fold root between two folds.

Abstract: A boot assembly for an articulating joint is provided, including an inner layer and an outermost layer. The inner layer is constructed from a first material and the outermost layer is constructed from a second material that is different from the first material. The outermost layer at least partially covers the inner layer, and the second material includes a self-repairing polymer.

Abstract: An axle boot for joint sealing, in particular on the drive train of motor vehicles, includes a substantially axisymmetric bellows, which is designed as a single piece with a connecting collar. The connecting collar has a plurality of indentations projecting towards the inside that are adapted to radial recesses in the external contour of the joint housing. To the outside of the connecting collar are attached compensating pieces that complete the external contour, forming a cylindrical circumferential surface on which a clamp is located.

Abstract: A method of covering and protecting a universal joint of a drive train including providing a flexible, removable universal joint cover including a removable, reusable outer flexible shell and a removable, flexible liner; applying the flexible, removable universal joint cover over the universal joint for rotation with the universal joint; collecting oil and grease distributed from the universal joint with the removable, flexible liner of the flexible, removable universal joint cover rotating with the universal joint; and protecting the universal joint from external elements with the removable, flexible liner of the flexible, universal joint cover. The flexible, removable universal joint cover catches the grease/oil that normally flies off of the universal joint and protects the universal joint from the external environment.

Abstract: A homokinetic joint includes an outer hub having outer running tracks, an inner hub having inner running tracks, balls which are guided in pairs consisting of an outer running track and an inner running track and a cage having cage windows, in which the balls are accommodated. The homokinetic joint further includes a sleeve that is firmly connected with the inner hub and disposed coaxial to it and sealing means having an accommodation part that is connected with the outer hub so as to rotate with it. The sealing means have a sealing membrane firmly connected with the outer hub by means of an outer collar, and connected with the sleeve by means of an inner collar, forming a seal, and having a securing ring for fixing the inner collar in place on the sleeve. The sleeve has a circumferential annular groove, into which the sealing membrane engages with an inner annular bead that is formed on.

Abstract: One end of a resilient sleeve is fitted on a tubular projection of the bell of a constant velocity joint. The sleeve covers a radial slot formed in the projections and the arms of a spring locking ring for axially removably securing the joint bell to a toothed driving ring fixed on a rotatable hub. The other end of the sleeve has a radially inwardly projecting flange which is sealingly axially clamped against a rigid annular part secured to or integral with the hub.

Abstract: A protective sheath for cable includes a series of casings. Each casing has a first end and a second end. Each casing includes a recess defined in the first end and having an inner diameter which is equal to or greater than an outer diameter of the second end. A groove is defined in the recess. A passageway is axially defined in each casing. A washer is disposed in the groove and has a through hole defined therein for communicating with the passageway. A cable passes through the through hole of each washer to be gripped and protected by each washer.

Abstract: The present invention provides a sealing device of a steering column where a sealing member of a steering column passing through a dashboard and a dust cover provided to a dashboard are separately formed and detachably attached to each other, thereby effectively intercepting noise and foreign substances transmitted into a vehicle cabin from an engine room. The sealing device includes a shaft, a sealing member, and a dust cover. The shaft connects a steering column with a steering gearbox. The sealing member is rotatably provided on shaft at a predetermined position. The dust cover is detachably attached to sealing member and is provided to a dashboard.

Abstract: An articulated joint includes a first rotational member and a second rotational member coupled with and positioned generally coaxial to the first rotational member. The joint also includes a boot. The boot is selectively deformable in response to an increase in pressure in a joint chamber to increase the volume of the joint chamber. The volume of the joint chamber is selectively changed due to, at least in part, relative movement of the boot end to the second rotational member.

Abstract: A joint assembly has a secured type constant velocity universal joint, a slide type constant velocity universal joint, and substantially cylindrical elastomer unit covers. The secured type constant velocity universal joint includes one outer joint member formed with a plurality of curved and axially extending first track grooves on its inner circumference. A joint inner ring is formed on its outer circumference with second track grooves opposite to the first track grooves. Torque transmitting balls are contained within ball tracks formed by the first and second track grooves. A cage rollably holds the torque transmitting balls within the ball tracks. A drive shaft has one end connected to the joint inner ring. A boot is mounted on the drive shaft and on an outer circumference at an opened side of the one outer joint member. The slide type constant velocity universal joint includes a boot mounted on the drive shaft and on an outer circumference at an opened side of the outer joint member.

Abstract: A shield for sealing a joint includes a first end, a second end and an annular shell. The first end is adapted for axial retention on an outer joint part, where the outer joint part is rotationally coupled to an inner joint part. The second end is adapted for abutting contact with a semi-spherical portion of the inner joint part. The annular shell extends between the first end and the second end thereby providing a seal for the joint. Also provided is a grease shield sealing system for a direct torque flow constant velocity joint.

Abstract: A sealing sleeve (11) of the rolling boot type having a first larger, substantially cylindrical collar (12), a second smaller, substantially cylindrical collar (13), as a well as a wall portion (14) which is positioned between the collars (12, 13) and which forms at least one axially open annular fold (15) with circumferentially distributed indentations (18) in the convex curvature of the axially open annular fold (15), or with radial ribs (21) in the concave inner curvature of the axially open annular fold.

Abstract: A direct torque flow constant velocity joint connection interface includes a drive unit, a direct torque flow constant velocity joint connector and a sealant. The drive unit includes a shaft having a second interface surface. The direct torque flow constant velocity joint connector includes a unitary inner joint part having a first interface surface, where the first interface surface is connected to the second interface surface of the drive unit. The sealant provides filling between the first and second interface surfaces. Also provided is a direct torque flow constant velocity joint connector having sealant on an interface portion of an inner joint part and a method thereof.

Abstract: A sealed joint assembly includes an outer joint part (3) with outer ball tracks (9), an inner joint part (4) with inner ball tracks (10), torque transmitting balls (6) which are guided in pairs of tracks and held in a cage (7) with cage windows (8). A sleeve (16) is connected to the inner joint part (4) and is coaxially arranged thereto. A sealing mechanism (12) with an annular cap (13) is fixed to the outer joint part (3) and includes a sealing diaphragm (15) with an outer collar (18) connected to the annular cap (13) and an inner collar (19) sealingly connected to the sleeve (16). A securing ring (20) fixes the inner collar (19) on the sleeve (16). The sleeve (16) has an annular groove (33) which is engaged by the sealing diaphragm (15) by an inner annular bead (32) formed on the inner collar (19).

Abstract: A constant velocity joint and a boot for a constant velocity joint are disclosed. The boot generally includes a first channel and a second channel. The first channel is in fluid communication with a joint chamber of the constant velocity joint. The first channel is also in communication with the second channel and generally allows airflow therethrough while resisting clogs from lubricant. Additionally, the second channel generally allows airflow therethrough to the atmosphere while resisting passage of foreign contaminants therethrough.

Abstract: A safety guard for a double universal joint (1) rotatingly arranged around an axis of rotation has a tubular protective cone (15). The cone (15) has a connection mechanism to non-rotationally connect the protective cone (15) to a drive shaft guard of a shaft connected to the double universal joint (1). A sliding ring (16) rotatingly supports the safety guard on the double universal joint (1). It is non-rotationally connected to the protective cone (15). An adaptor ring (22) is non-rotationally connected to the protective cone (15). A boot (23) is non-rotationally connected to the adaptor ring (22). The boot (32) has a connection mechanism to non-rotationally connect the boot (23) to a stationary component.

Abstract: An embodiment of a connection system for a grease cover of a constant velocity joint includes a groove portion formed in a generally annular portion of the constant velocity joint. The generally annular portion is defined, at least in part, by an inner surface. The system also includes a grease cover selectively positioned at least partially within the groove portion. The grease cover includes an outer edge portion.

Abstract: A dust cover for a steering shaft includes a bush of low-frictional material, through which a steering shaft penetrates; a plurality of bellows made of rubber, provided in an axial direction of the steering shaft, and arranged between the bush and a panel for sealing the clearance; and an annular seal lip in contact with the outer periphery of the steering shaft.

Abstract: A boot for a joint includes a shaft-gripping portion, a joint-connecting portion, and a sleeve portion connecting the joint-connecting portion with the shaft-gripping portion. The boot is adapted to dynamically roll about the sleeve portion to a roll position (A, B, C) to form a roll surface having a roll width, wroll, wherein the roll width, wroll, remains generally constant independent of the roll position (A, B, C). The boot can be used to connect a shaft to a joint portion of the joint and is adapted to allow shaft translation.

Abstract: A joint assembly has a pair of constant velocity universal joints and a connecting drive shaft. A cover unit protects the constant velocity universal joints and prevents hanging down of the joints under their own weight. The unit cover is arranged to cover the outer circumferential surfaces of the pair of constant velocity universal joints and boots. The unit cover is formed from elastomer material by injection molding. The cover unit inner circumferential surface has a configuration corresponding to the outline configurations of the pair of constant velocity universal joints and the boots.

Abstract: A connecting assembly between a shaft journal (11) which is supported, and a universal joint (12) whose inner joint part (24) is engaged by the shaft journal (11) in a rotationally fast way, wherein there is provided an axially effective engaging connection between a securing sleeve (41) axially firmly connected to the inner joint part (24) and an annular groove (39) on the shaft journal (11).