Entries |
Document | Title | Date |
20090048029 | BOOT FOR UNIVERSAL JOINT - The invention provides a boot for a universal joint. The boot includes a first sleeve portion defining a first circular opening. The boot also includes a second sleeve portion spaced from the first sleeve portion along a boot axis. The second sleeve portion defines a second circular opening having a smaller diameter than the first circular opening. The boot also includes a plurality of convolutions defined along the boot axis between the first sleeve portion and the second sleeve portion by a plurality of roots extending radially inward toward the boot axis and by a plurality of crests extending radially outward away from the boot axis. The plurality of roots includes a first root and a second root immediately adjacent to one another. The first root is closer to the first sleeve portion than the second root. The first root extends radially further toward the boot axis than the second root. | 02-19-2009 |
20090197688 | STEEL BALL ROLLING CONFIGURATION AND CONSTANT VELOCITY UNIVERSAL JOINT - The present invention provides a steel ball rolling configuration and a constant velocity universal joint that achieve a superior oil retention effect between a surface of a steel ball and a partner rolling surface, can form a thick oil film, improve lubrication, and extend life of the steel ball. The constant velocity universal joint of the present invention includes a rolling surface and a steel ball | 08-06-2009 |
20090270186 | Constant velocity joint - In a constant velocity joint comprising an outer housing ring having an end wall with a journal and an inner surface provided with axially extending ball races and an inner ring member with outer ball races arranged in the outer housing ring and balls disposed in the ball races for the transmission of torque between the outer housing ring and the inner ring member, and a ball cage for retaining the balls in position in the ball races, a support ring is arranged in the housing ring between the end wall of the housing ring and the inner ring member for axially supporting the inner ring member during insertion of a shaft end into the inner ring member of the constant velocity joint. | 10-29-2009 |
20100113167 | CONSTANT VELOCITY BALL JOINT IN THE FORM OF A COUNTER TRACK JOINT - An exemplary constant velocity ball joint in the nature of a counter track joint, includes first and second track pairs that form an opposite opening angle (W | 05-06-2010 |
20100285891 | DIRECT TORQUE FLOW CONSTANT VELOCITY JOINT FACE SPLINE CONNECTOR - A direct torque flow constant velocity joint connector includes an outer joint part, and inner joint part, a cage and a plurality of balls. The outer joint part includes outer ball tracks. The inner joint part includes inner ball tracks and a rotational axis, wherein the inner joint part has a face spline oriented about the rotational axis. The plurality of balls are provided in the cage and engage the inner and outer ball tracks of the respective inner and outer joint parts, thereby allowing torque transmission by way of the face splines. Also provided is a direct torque flow constant velocity joint connection. | 11-11-2010 |
20100311509 | CLEARANCE-FREE CONSTANT VELOCITY UNIVERSAL JOINT - A constant velocity universal joint is disclosed that comprises an outer joint part, an inner joint part, torque transmitting balls, an annular ball cage, and a supporting mechanism. The outer joint part includes circumferentially distributed outer ball tracks. The inner joint part includes circumferentially distributed inner ball tracks. The torque transmitting balls are guided in pairs of tracks, wherein each track includes an outer ball track and an inner ball track. When the joint is in the aligned condition, the pairs of tracks, at least in a central joint plane, widen in coinciding axial directions. The annular ball cage is defined by a cage axis. The cage is positioned between the outer joint part and the inner joint part and comprises circumferentially distributed windows in which the torque transmitting balls are held with a clearance. The ball cage comprises an axial clearance relative to the outer joint part. The supporting resiliently supports the ball cage relative to the outer joint part and acts on the ball cage in the direction opposed to the direction in which the pairs of tracks widen. The supporting mechanism comprises a carrier element connected to the ball cage and a separate supporting member, wherein the supporting member is resiliently supported on the carrier element and rests against the outer joint part. | 12-09-2010 |
20100323802 | JOINT ARRANGEMENT WITH CAGE OFFSET - A joint arrangement in the manner of a counter track joint, wherein a cage is provided which is arranged between a joint outer part and joint inner part, which has a cage outer sphere with an outer sphere centre point and a cage inner sphere with an inner sphere center point and which has a plurality of cage windows which each hold at least one ball, wherein at least the outer sphere center point and the inner sphere center point of the cage are arranged offset with respect to the joint center plane. | 12-23-2010 |
20100323803 | CONSTANT VELOCITY UNIVERSAL JOINT COMPONENT AND MANUFACTURING METHOD THEREOF - The present invention provides a constant velocity universal joint component and a manufacturing method thereof capable of achieving increased strength without significant procedural changes, and that can contribute to size reduction and weight reduction. In the constant velocity universal joint component of the present invention, a sharp-angled portion | 12-23-2010 |
20100331093 | BEARING DEVICE FOR WHEEL, AND AXLE MODULE - Provided is a bearing device for a wheel capable of suppressing a backlash in a circumferential direction, excellent in coupling workability of a hub wheel and an outer joint member of a constant velocity universal joint, and excellent in strength owing to stable fitting between the hub wheel and the outer joint member of the constant velocity universal joint. An axle module using such bearing device for a wheel is also provided. Projecting portions extending in an axial direction are provided on one of an outer surface of a shaft section of the outer joint member and an inner surface of a hole portion of the hub wheel. The projecting portions are press-fitted into the other along the axial direction, and recessed portions are formed in the other through press-fitting of the projecting portions. Thus, a recess-projection fitting structure is formed, in which the projecting portions and the recessed portions are held in close contact with each other through an entire region of fitting contact regions therebetween. Hardness of at least press-fitting start end portions of the projecting portions is set to be higher than hardness of a recessed-portion forming region. A hardness difference therebetween is set to be equal to or larger than 20 points in HRC. | 12-30-2010 |
20110003645 | CONSTANT VELOCITY UNIVERSAL JOINT - Provided is a constant velocity universal joint having high strength and capable of suppressing deformation caused by quenching at an opening end portion of a track groove of an outer joint member. In an undercut-free constant velocity universal joint in which a track groove ( | 01-06-2011 |
20110053696 | Joint Assembly, A Wheel Bearing Apparatus, and the Assemblies Included in an Axle Module - 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. | 03-03-2011 |
20110065518 | CONSTANT VELOCITY COUPLING - Disclosed herein is a constant velocity coupling of a new design and manufacture comprising an input shaft having a first wave surface thereupon, wherein the first wave surface comprises mounds and valleys. The constant velocity coupling additionally comprises an output shaft having a second wave surface thereupon, wherein the second wave surface comprises mounds and valleys. The constant velocity coupling additionally comprises a housing substantially enclosing the first wave surface and second wave surface, wherein rotational force exerted upon the input shaft is translated through the lobes of the first wave surface to the lobes of the second wave surface and to the output shaft in turn, and wherein the first wave surface and second wave surface transmit rotational force therebetween through any range of angles to a maximum output angle between a rotational axis of the input shaft relative to a rotational axis of the output axis. | 03-17-2011 |
20110077089 | Driving Wheel Bearing Apparatus - A driving wheel bearing apparatus has an inner ring | 03-31-2011 |
20110306431 | TORQUE TRANSMITTING DEVICE - The present invention relates to a torque transmitting device ( | 12-15-2011 |
20120010004 | ROLLING CONTACT MEMBER, ROLLING BEARING, AND METHOD OF PRODUCING ROLLING CONTACT MEMBER - An outer ring, an inner ring and a ball that are a rolling contact member formed of sintered β sialon inexpensive and capable of reliably ensuring sufficient durability, is constituted of a sintered body containing β sialon as a main component and having a remainder formed of an impurity, and the outer ring, the inner ring and the ball have raceway/rolling contact surfaces, i.e., an outer ring raceway surface, an inner ring raceway surface and a ball rolling contact surface included in a portion having an outer ring high density layer, an inner ring high density layer and a ball high density layer higher in density than an inner portion. | 01-12-2012 |
20120015750 | Constant velocity joint assembly and method of securing a shaft to the assembly - A constant velocity joint assembly and a method of securing a shaft to the assembly are described. The assembly may have an outer race with a first portion having a plurality of grooves and a second portion that extends from the first portion and is substantially parallel to the shaft. The method of securing the shaft to the assembly includes the step of magnetically pulse welding the shaft to the outer race. | 01-19-2012 |
20120083344 | Driving Wheel Bearing Apparatus - A driving wheel bearing apparatus has an inner ring | 04-05-2012 |
20130172088 | WHEEL BEARING DEVICE - An object of the present invention is to enhance assemblability of a wheel bearing device, and stably maintain predetermined torque transmissibility over a long period of time. A shaft portion ( | 07-04-2013 |
20130184086 | PROTECTIVE SCREEN FOR CONSTANT-VELOCITY JOINTS AND WHEEL HUB-BEARING/CONSTANT-VELOCITY JOINT UNIT PROVIDED WITH SAID PROTECTIVE SCREEN - A protective screen mounted on an outer cylindrical surface of a constant-velocity joint and facing towards a sealing device of a rolling-contact bearing which is angularly coupled to the constant-velocity joint for protecting the sealing device and the rolling-contact bearing from the action of external agents; the screen being provided with: an annular wall, which is transverse to an axis (A) of rotation of the constant-velocity joint and is arranged in axial abutment against a side wall of said constant-velocity joint, a central hole, which is made through the annular wall and through which a shaft of the constant-velocity joint passes with play, and a plurality of elastic mounting and centering fins, which are distributed uniformly about the central hole and extend unsupported from the annular wall such that they are coupled to the outer cylindrical surface of the constant-velocity joint. | 07-18-2013 |
20130281220 | Arrangement for Transmitting a Torque between a Shaft and a Hub - An arrangement transmits a torque between a shaft and a hub. The hub has at least approximately the interior geometry of an equilateral n-sided polygon, the side surfaces of which at least approximately bear against a clutch portion, which is of circular overall cross section, of the shaft, and wherein the shaft has at least one driver portion which is rotationally conjoint with respect to the clutch portion and which extends in the direction of a corner of the n-sided polygon. | 10-24-2013 |
20140274426 | HIGH ANGLE UNIVERSAL COUPLING WITH CONSTANT OR NEAR CONSTANT CHARACTERISTICS - A universal coupling is provided that aims to achieve constant velocity between the input and output shafts. The universal coupling also aims to increase the angle between input and output shafts over conventional double Cardan joints while maintaining constant velocity or near constant velocity therebetween. The universal coupling can employ a Sarrus type linkage in-between two universal joints of the Cardan type in a configuration that aims to achieve joint angles up to and including 90 degrees in the Y-Z plane, while maintaining constant velocity or near constant velocity therebetween. | 09-18-2014 |
20150292565 | LIGHTWEIGHT JOINT FOR TRANSMITTING ROTATIONAL MOVEMENTS - The invention relates to a connecting joint for transmitting a rotation movement from a first to a second rotating shaft, having a joint outer part, a joint central part, and a joint inner part, wherein for transmitting the rotation movement, the joint outer part is connected to the first rotating shaft and the joint inner part is connected to the second rotating shaft. A plurality of balls are provided in ball tracks, which balls in the ball tracks may change their position in relation to the joint outer part, joint central part, and joint inner part. Rotational movement of the connecting joint, by way of the balls in the ball tracks, is transmittable from the joint outer part via the joint central part to the joint inner part and vice versa. | 10-15-2015 |
20160039516 | JOINT ARRANGEMENT, DRIVE SYSTEM FOR DRIVING CONTROL SURFACES OF AN AIRCRAFT AND AIRCRAFT WITH SUCH A DRIVE SYSTEM - A joint arrangement includes an outer joint component, an inner joint component, a cage and at least two balls located between the outer and inner joint component and in openings of the cage. The balls run in ball recesses, while at least two are in a mechanical contact with pressing devices, which are adapted for holding the respective balls in a radially flexible position relative to one of the inner joint component, the outer joint component and the cage and for pressing the respective balls into the corresponding recesses. Such a joint arrangement is based on a homokinetic joint and allows a homogenous transfer of torque without alternating acceleration and deceleration due to the action of the joint itself. Furthermore, a reliable and effective torque limitation may be accomplished. | 02-11-2016 |
20160146263 | Universal Joint With Protective Shield - 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. | 05-26-2016 |