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| Number | Title | Issue Date |
| 8157449 | Ball bearing cage Cage 4 for a ball bearing, comprising an annular heel 7 and a substantially axial portion 8 provided with claws 11 defining pockets 9 for balls and connected to the heel 7, the substantially axial portion 8 extending ... | 04/17/2012 |
| 8016490 | Thin-wall bearing A thin-wall bearing, comprising a retainer (4) formed in a divided type having a plurality of resin plate-like members (5), (5), . . . curved along an inner ring (1) and an outer ring (2). The retainer (4) comprises pockets ... | 09/13/2011 |
| 7416345 | Shaft bearing retainer A retainer for holding bearings within a shaft bearing has C-shaped pockets for holding the bearings. Between the pockets are connecting portions, which are close to the openings of the pockets. The rear sides of adjacent pockets and the rear side of the connecting ... | 08/26/2008 |
| 7347626 | Shaft bearing retainer A retainer for holding bearings within a shaft bearing has C-shaped pockets for holding the bearings. Between the pockets are connecting portions, which are close to the openings of the pockets. The rear sides of adjacent pockets and the rear side of the connecting ... | 03/25/2008 |
| 7244065 | Wheel support bearing assembly and angular ball bearing There is provided a wheel support bearing assembly (1) utilizing a dual row angular ball bearing. The bearing assembly (1) includes two ball retainers (5) for retaining corresponding rows of balls (4). One or both of the retainers (5 | 07/17/2007 |
| 7198408 | Shaft bearing retainer A retainer for holding bearings within a shaft bearing has C-shaped pockets for holding the bearings. Between the pockets are connecting portions, which are close to the openings of the pockets. The rear sides of adjacent pockets and the rear side of the connecting ... | 04/03/2007 |
| 7114852 | Cage with storage space for a lubricant A cage with storage space for a lubricant, particularly for roller bearings operating in a depressurized environment, including at least one storage space containing a lubricant between two chambers of rotating elements. The storage space includes at least one rough... | 10/03/2006 |
| 7104919 | Toroidal-type continuously variable transmission A toroidal-type continuously variable transmission, has: first and second disks; a plurality of trunnions; a plurality of displacement shafts respectively supported on associated trunnions; a plurality of power rollers respectively interposed between the first and s... | 09/12/2006 |
| 7044645 | Retainer with rotationally symmetric pockets A retainer having an annular body with a plurality of pockets. Each pocket has a pair of corner portions that form an opening. The pockets have a spherical inside surface and a pair of tapered surfaces. Alternatively, the pockets can have a spherical inside surface ... | 05/16/2006 |
| 7029181 | Rolling bearing and fan motor using the same A rolling bearing lubricated with a grease includes an outer ring, an inner ring, a plurality of rolling elements disposed between respective rolling raceway tracks of the outer ring and the inner ring, and a retainer having a plurality of pockets for locking the ro... | 04/18/2006 |
| 7025391 | Non-permeable pipe connector structure A non-permeable pipe connector structure, the design of which effectively prevents external material (such as vapor and miscellaneous substances, etc.) intrusion. To obstruct the intrusion of external matter into the pipe connector, a ball bearing holder is disposed... | 04/11/2006 |
| 6896415 | Rolling bearing and bearing apparatus In a bearing apparatus which is composed of two bearings each including a crown-shaped retainer and in which a lubricant is filled into its raceways, a preload is applied from the retainer pocket-opening side end face of an inner ring, and also a preload is applied ... | 05/24/2005 |
| 6890105 | Radial ball bearing retainer A deep channel type of radial ball bearing having a retainer. The bearing has an outer ring and an inner ring. Running channels are formed on the mutually opposing orbiting surfaces of the outer ring and inner ring. A specified number of balls are fit into the runni... | 05/10/2005 |
| 6837624 | Bearing cage, ball bearing comprising such a cage and process for assembling such a bearing A ball bearing which includes a cage which defines recesses for receiving balls in a single row. The cage is in the form of a ring obtained by casting or machining and is intended to be interposed between an inner ring and an outer ring of the bearing. The cage incl... | 01/04/2005 |
| 6733414 | Gear assembly for a power tool A gear assembly for a power tool. The gear assembly includes a gear assembly housing, a ring gear supported by the gear assembly housing, one of the gear assembly housing and the ring gear having an end defining a first bearing race, a planetary gear carrier member ... | 05/11/2004 |
| 6719459 | Ball bearing A retainer for a ball bearing formed in a generally annular shape and having a plurality of pockets arranged in a circumferential direction, respectively, to rollably hold a plurality of balls along a pitch circle, respectively, the pockets each having an inner peri... | 04/13/2004 |
| 6709163 | Fastening cage segment ends for sheet-metal cage for rolling-contact bearings A sheet-metal cage for rolling-contact bearings, comprising at least one cage segment which is bent into a circular shape, of a punched-out sheet-metal strip which interlocks in a dovetailed manner at the joint between segment ends, the joint being fixed with a plas... | 03/23/2004 |
| 6688772 | Retainer for ball bearing, and ball bearing including the same A retainer for a ball bearing being characterized in that each pocket includes upper halves following the entrance, a pair of lower halves following the upper halves, and a bottom portion disposed between lower halves, wherein an inner peripheral surface ... | 02/10/2004 |
| 6648517 | Retainer for rolling bearing The pocket surface of a pocket with a ball stored therein has a pair of first pocket surfaces respectively formed inside a pair of pawls and a second pocket surface situated between the two first pocket surfaces. The second pocket surface is formed as a s... | 11/18/2003 |
| 6612748 | Ball bearing A ball bearing has an outer race, an inner race, and a retainer disposed between the outer race and the inner race. The retainer comprises an annular member having a first annular surface and a second annular surface disposed opposite the first annular su... | 09/02/2003 |
| 6565259 | Rolling bearing with reinforcing member The present invention provides a rolling bearing that prevents retainer noise and NRRO deterioration thereof by imparting strength and rigidity to a retainer so as to prevent it from being deformed by force from rolling elements and sliding friction. An a... | 05/20/2003 |
| 6533462 | Retainer for rolling bearing and rolling bearing In the circular ring forming the retainer, there is formed a groove for connecting together one end surface of the circular ring (grease placement surface for grease) and a pocket surface. The width of the groove is set such that, on the circumferential d... | 03/18/2003 |
| 6416230 | Snap cage for ball bearings A plastic snap cage for radial ball bearings includes thin-walled cup-like pocket elements spaced about the circumference and connected with each other in one piece through ribs, thereby forming pockets that are open in the axial direction to receive the ... | 07/09/2002 |
| 6371652 | Bearing retainer The freedom of the resilient deformation of the claws 3 is controlled by changing the configuration (diameter and depth) of the cylindrical cut out portion 7 of the bearing retainer 6. And, the necessary force to push and widen the claws 3 is optimized, t... | 04/16/2002 |
| 6371655 | Housing device for a ball-type rolling bearing and associated rolling bearing Annular housing device intended for maintaining the circumferential spacing of the rolling elements, in particular balls, in a rolling bearing, having at least one row of balls arranged between two rolling tracks, the housing having a rear face and a fron... | 04/16/2002 |
| 6352371 | Synthetic resin crown shaped retainer for ball bearing The present invention provides a synthetic resin crown-shaped retainer for ball bearing, which permits the reduction in the deformation of pawls and the prevention of scattering over of grease. The retainer includes an annulus with annular faces formed on... | 03/05/2002 |
| 6287012 | Roller bearing retainer A roller bearing retainer comprising a substantially ring-shaped member having a plurality of ball pockets formed thereon to hold rolling members. Each ball pocket has a flat portion formed at its bottom portion and an opening portion extending from the f... | 09/11/2001 |
| 6276836 | Cage for radial ball bearing A cage for a radial ball bearing formed generally in an annular shape and provided with a plurality of pockets with openings arranged in a circumferential direction to rotatably hold a plurality of balls adapted to rotate around a rolling central axis in ... | 08/21/2001 |
| 6200038 | Cage for rigid ball bearing and associated ball bearing The invention concerns a cage device (17) for maintaining balls in a ball bearing comprising at least a row of balls arranged between two raceways, said cage comprising a ring-shaped part (18) axially adjacent to said balls and a plurality of slots (22) i... | 03/13/2001 |
| 6074099 | Cage for ball bearing A cage for ball bearing having pockets 7 the inner surface of which comprises a spherical surface portion 15 and a pair of cylindrical surface portions 16 on the opposite sides of the spherical surface portion 15 connected continuously to the opposite edg... | 06/13/2000 |
| 6010248 | Pressed retainer and a ball bearing comprising the pressed retainer The present invention is intended to provide a pressed retainer which can meet requirements for operation at high temperature and high speed, can sufficiently retain lubricant, does not allow ceramic balls, if used, to cut away track surfaces and is super... | 01/04/2000 |
| 5957592 | Expandable bearing retainer An expandable bearing retainer includes a retainer body for supporting a plurality of balls, and an expanding mechanism for allowing the bearing body to elastically expand in the circumferential direction so as to increase the inner diameter of the retain... | 09/28/1999 |
| 5749661 | Plastic separator cage for ball bearings A separator or cage for an antifriction bearing, particularly a ball bearing, wherein the separator starts as a flat strip with an edge strip on one side, and webs projecting laterally from the edge strip and defining pockets for balls between neighboring... | 05/12/1998 |
| 5722780 | Cage for rolling element bearing A cage for a rolling element bearing, comprising elastically deformable prongs, each pair of prongs defining a cage pocket in which a rolling element can be accommodated by snapping-in. The thickness dimension of each prong, perpendicular with respect to ... | 03/03/1998 |
| 5575569 | Bearing arrangement for electric motor A bearing supporting a rotational shaft of an electric motor includes an outer ring, an inner ring, and an annular retainer disposed between the outer and inner rings for holding a plurality of metal balls so that the balls are rollable. The retainer has ... | 11/19/1996 |
| 5539844 | Ball bearing cages and ball bearings A ball bearing cage is formed with pockets each having an inwardly curved spherical pocket face similar to a ball in shape. At least one of the pockets has a protrusion projecting inwardly thereof from one of inner and outer circumferential edge portions ... | 07/23/1996 |
| 5499452 | Method of making retainers for ball bearings Material is first formed into a flat ring. Ball retaining pockets are then formed in the flat ring leaving bridge material between adjacent pockets. Bearing balls are inserted into the ball retaining pockets and bridge material between adjacent pockets is... | 03/19/1996 |
| 5387041 | Close packed plastic bearing ball separator A design for a plastic bearing ball separator is moldable by a true, axial draw technique, which provides no resistance to mold parting, but which also provides complete, gripping ball pockets without limiting the degree to which the ball row can be close... | 02/07/1995 |
| 5137376 | Comb separator for ball bearings A comb separator or cage for ball bearings, including a ring that has a collar projecting axially out of one face. A groove extends around the distal face of the collar. The collar is separated into webs by spherical cavities that accommodate the balls. L... | 08/11/1992 |
| 5082375 | Composite cage Composite cage for rolling bearings, consisting of cage segments with pockets to hold the rolling elements, the cage segments being held together by connecting elements, characterized in that the cage segments (1a, 1b, 1c and 1d) have axially outward-poin... | 01/21/1992 |
