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| Number | Title | Issue Date |
| 7708468 | Bearing arrangement for absorbing axial loads A bearing arrangement for absorbing axial loads, which has a plurality of axial roller bearings arranged one behind the other and each having a housing plate, a shaft plate, and rolling body sets arranged between the runner plates. In each case, the shaft plates and... | 05/04/2010 |
| 7334493 | Device for reduction of axial movement of the main shaft gears in a transmission with at least two countershafts A device for the reduction of axial movement of the main shaft gears (2) in a transmission containing at least two countershafts. The main shaft gears (2) are held axially by two washer discs (3, 4) which is designed to be a pressing device (... | 02/26/2008 |
| 7273318 | Thrust needle roller bearing and method for manufacture thereof A thrust needle roller bearing and a method for manufacturing the bearing with improved lubricant circulating ability, reduced drilling abrasion of the cage, and improved durability of the bearing has a plurality of needle rollers and two annular cages. Each of the ... | 09/25/2007 |
| 7273319 | Roller thrust bearing There is provided a roller thrust bearing providing reduced differential slip, free of significant friction and wear, and providing increased longevity against flaking. The present invention provides a thrust bearing in the form of a roller thrust bearing including ... | 09/25/2007 |
| 7112040 | Method of guiding a blade having a variable pitch angle A guide device for guiding a variable-pitch blade, in particular in a turbomachine compressor, the blade having a pivot formed by a cylindrical axial shank mounted in a cylindrical housing of a casing and pivotally guided about an axis in said housing by bearings, w... | 09/26/2006 |
| 7104766 | Horizontal centrifugal pumping system The present invention provides a thrust bearing assembly and a horizontal skid utilized in a horizontal pumping system. In one embodiment, the thrust bearing assembly comprises a cylindrical open housing, at least one radial ball bearing, at least one rotating seal,... | 09/12/2006 |
| 7073948 | Roller bearing A roller bearing (e.g., a cross taper roller bearing) includes an outer ring, an inner ring and rolling elements (e.g., taper rollers) located between the inner and outer rings. The rolling elements are kept at a distance by a cage formed from a number of individual... | 07/11/2006 |
| 7055826 | Seal and bearing assembly A seal and bearing assembly for use in rotating machinery of the type having a rotor which turns within a stationary housing. The rotor and housing define a seal cavity therein in which the seal and bearing assembly is positioned. The assembly comprises a first bear... | 06/06/2006 |
| 7033083 | Support structure carrying thrust load of transmission, method of manufacturing thereof and thrust needle roller bearing A support structure carries a thrust load of a transmission which includes a torque converter having an impeller and a turbine opposite to each other with a stator therebetween. A thrust needle roller bearing having needle rollers arranged in two rows is provided at... | 04/25/2006 |
| 6923577 | Scroll thrust bearing A scroll thrust bearing having both-end conical rollers are rolling elements, being low in cost, high in precision, large in load capacity, and excellent in durability. A plurality of both-end conical rollers are held rotatably between a pair of bearing plates, and ... | 08/02/2005 |
| 6857787 | Axial thrust bearing An axial bearing includes three running disks disposed in neighboring disposition, thereby defining two outer running disks and a middle running disk between the outer running disks. A first rim of rolling bodies is arranged between one outer running disk and the mi... | 02/22/2005 |
| 6843605 | Roller thrust bearing There is provided a roller thrust bearing providing reduced differential slip, free of significant friction and wear, and providing increased longevity against flaking. The present invention provides a thrust bearing in the form of a roller thrust bearing including ... | 01/18/2005 |
| 6592265 | Bearing for rolling stands with crossing rolls The invention relates generally to rolling stands (1) for strips and the like, of the type with crossing rolls (10, 11, 12, 13). More specifically, the invention relates to a special bearing (30) which allows the angular adjustment of the crossing rolls (... | 07/15/2003 |
| 6575631 | Rolling bearing and rolling bearing device Into a raceway groove formed between outer and inner races, there are incorporated a plurality of rolling elements of which outside diameters serving as the rolling contact surfaces thereof each has a curvature in the axial direction as well and also each... | 06/10/2003 |
| 6382836 | Rolling bearing Into a raceway groove 3 formed between outer and inner races 1 and 2, there are incorporated a plurality of rolling elements 5, 5 of which outside diameters 5a serving as the rolling contact surfaces thereof each has a curvature in the axial direction as ... | 05/07/2002 |
| 5984529 | Sliding bearings for chocks in rolling mill stands with crossed displacement of the rolls under load Sliding bearings for chocks (11) in back-up rolls (12) under load, the back-up rolls (12) cooperating with the respective working rolls (112) and being able to perform crossed displacement in a four-high rolling mill stand for the hot rolling of sheet and... | 11/16/1999 |
| 5961221 | Cross roller bearing and coriolis gear device A cross roller that may rotate at a high speed with high precision is provided. A first conical roller 7 for receiving loads in a first axial direction B and a radial direction and a second conical roller 8 for receiving loads in a second axial direction ... | 10/05/1999 |
| 5954609 | Epicyclic gear system with line contact roller bearings The invention relates to a gear system, particularly an epicyclic gear system, with a basic member (40) with at least one rotatably mounted output member (50), and with an annular running space (1), formed in the bearing region of the output member (50), ... | 09/21/1999 |
| 5938225 | Motorcycle with enhanced steering assembly A motorcycle including a frame having a head tube, a fork having a stem positioned within the head tube, and a bearing assembly operatively positioned between the stem and the head tube. The bearing assembly includes a double-row, radial-thrust bearing on... | 08/17/1999 |
| 5811903 | Motor A motor comprises a motor rotation shaft, a first thrust bearing which supports one end of the motor rotation shaft and a second thrust bearing which supports the other end of the motor rotation shaft to control positioning in a thrust direction of the mo... | 09/22/1998 |
| 5700546 | Seal or bearing A seal or bearing comprising a combination of a movable member and a stationary member, either one of the movable and stationary members being made of a low thermal expansion coefficient material, and the other being made of a carbon containing material, ... | 12/23/1997 |
| 5676471 | Dragline with improved thrust bearing assembly supporting upper structure Apparatus comprising a lower support structure having an upper surface, a circular lower rail which is mounted on the upper surface of the lower support structure and which is centered on a generally vertical axis, an upper structure having a lower surfac... | 10/14/1997 |
| 5667314 | Horizontal thrust bearing assembly A thrust chamber for use in a horizontal hurst apparatus or other pump apparatus is disclosed. The thrust chamber includes a housing, a rotatable shaft mounted within the housing, a first downthrust bearing section connected to the shaft and to the housin... | 09/16/1997 |
| 5441350 | Structure of a cross roller bearing The structure of the cross roller bearing does not require fixing bolts, rivets or holders for the divided races and can firmly assemble the divided races together. The cross roller bearing includes the inner race having a raceway groove and an engagement... | 08/15/1995 |
| 5433536 | Thrust bearings A thrust bearing assembly includes a bearing housing and a shaft supported therein in a front and rear spherical thrust roller bearings. First and second spring devices are provided to pre-load the front and rear bearings. The bearing pre-load exerted by ... | 07/18/1995 |
| 5409316 | Crossed roller bearing A crossed roller bearing in which the rollers are oriented with their axes of rotation effectively crossed perpendicular to each other can be made from four molded plastic parts which are outer and inner split rings where the outer rings are joined side-b... | 04/25/1995 |
| 5302084 | Windmill with annular flywheel An improved windmill has an approximately vertical center support post. The windmill also has a plurality of wheels, each rotatably mounted on a separate horizontal axis, each axis being radially disposed about the center support post. The windmill also h... | 04/12/1994 |
| 5104239 | In situ replaceable bearing A bearing and a method for extending the life of such bearing is disclosed. The bearing is shown to include an inner ring having first and second race channels, wherein each race channel defines first and second raceways adapted for contact with loaded ro... | 04/14/1992 |
| 5026177 | Lubricatable rotary bearing assembly A rolling contact type rotary bearing assembly includes a pair of inner and outer rings and a plurality of rolling members interposed therebetween to provide a relative rotation between the inner and outer rings. An insertion hole is provided in at least ... | 06/25/1991 |
| 4974972 | Crossed roller bearing A cross roller bearing includes a slotted cage structure that separates and controls tapered rollers as they roll on the bearing races. The cage is a load-bearing structure that is in sliding contact with the larger diameter axial end surface of the rolle... | 12/04/1990 |
| 4973173 | Mounting method and rolling bearing arrangement A rolling bearing (12) is arranged to support a shaft (10) rotatably in a housing (13). In order to make simple mounting and dismounting of the bearing (12) possible this is first fitted with a loose fit to the shaft (10), whereupon the shaft (10) is caus... | 11/27/1990 |
| 4961653 | Crossed roller bearing assembly having an insertion hole A crossed roller bearing assembly includes an outer ring provided with an outer V-shaped guide groove, an inner ring provided with an inner V-shaped guide groove and a plurality of rollers arranged in a guide space defined between the outer and inner V-sh... | 10/09/1990 |
| 4953992 | Industrial robot swivel shaft apparatus An industrial robot rotation shaft apparatus according to the invention has a waterproof structure obtained by providing the outer surface of a rotatable support (3) with an integrally formed, peripheral skirt portion (3c). A stationary support (2) is pro... | 09/04/1990 |
| 4906113 | Slew ring bearing A slew ring bearing for coupling the superstructure of a large piece of heavy equipment to the base having an inner ring attachable to the underside of the superstructure and an outer ring having gear teeth on its outer cylindrical surface concentric with... | 03/06/1990 |
| 4896974 | Spherical spacer of a crossed roller bearing assembly A crossed roller rolling contact bearing assembly includes a pair of first and second members which move relative to each other, a guide channel defined between the first and second members and a plurality of rollers provided in the guide channel in a cro... | 01/30/1990 |
| 4853567 | Direct drive motor A direct drive motor for use with factory automation, wherein the motor is arranged to directly obtain rotary forces without using a final reduction gear. The direct drive motor has an inner stator, an outer rotor disposed outside the inner stator with a ... | 08/01/1989 |
| 4834561 | Bearing system with redundant race A redundant-race bearing system incorporates a pair of ring-shaped race members. The race members are coaxial and axially spaced apart from one another. Each race member has a radial cross-section that includes a plurality of tracks. These tracks form a c... | 05/30/1989 |
| 4776710 | Low friction roller member The low friction roller provided by the present invention is featured by the construction, wherein an end plate made of organic or inorganic low friction material is fitted onto each of the opposing end faces of a cylindrical roller body with the use of c... | 10/11/1988 |
| 4761084 | Bearing system with redundant race A redundant-race bearing system according to this invention incorporates a pair of ring-shaped race members. The race members are coaxial and axially spaced apart from one another. Each race member has a radial cross-section that includes a plurality of t... | 08/02/1988 |
| 4746232 | Low friction cross roller bearing A bearing in which the cylindrical roll bodies, which follow one another in the circumferential directions, are mutually displaced by a particular crossing angle and, moreover, deviate from the previously normal crossing angle, by about 100 to 130 degrees... | 05/24/1988 |
