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Tapered roller bearing

Patent Number: 8439574
Publication Date: 2013-05-14
Inventor:

A tapered roller bearing includes an outer ring, an inner ring, a tapered roller interposed between the outer ring and the inner ring, and a cage holding the tapered roller. The tapered roller bearing is for being used in an idler portion of an automobile transmission that switches between an idle state in which the outer ring rotates freely in relation to the inner ring and a shift state in which the outer ring rotates synchronously with the inner ring. In one embodiment, the tapered ...

Replaceable bearing for a conveyor roller

Patent Number: 8439573
Publication Date: 2013-05-14
Inventor:

The replaceable bearing for a conveyor roller is installed in a bearing housing, which is removably installed within the end of the conveyor roller. The bearing housing threads into a mating insert or sleeve, which is permanently installed within the end of the conveyor roller. Alternatively, the inside of the conveyor roller may be threaded and the bearing housing threaded directly into the conveyor roller, if roller wall thickness is sufficient. The outer face of the housing includes a ...

Wheel bearing assembly

Patent Number: 8439572
Publication Date: 2013-05-14
Inventors: ; ; ; ;

The wheel bearing assembly connects a journal section of the hub and a joint body. The wheel bearing assembly has an adapter section is connected to a joint cap, a journal section connected to a wheel hub. A separate inner ring is located on the journal section. The adapter section and the journal section intermesh by means of end gearing. The assembly also has a tensioning element that mutually braces the adapter section and the journal section under an overall pre-tension, the end gearing ...

Sealing arrangement for a bearing

Patent Number: 8439571
Publication Date: 2013-05-14
Inventor:

A sealing arrangement which has a long or increased service life and high reliability even in soiled or aggressive surroundings. The sealing arrangement for a bearing has a first bearing ring and second bearing, which is rotatable relative to the first bearing ring, and a seal that is arranged in the region of the first bearing ring and that extends in the direction of the bearing periphery. The second bearing ring has a peripheral scaling surface and the seal has at least two peripheral ...

Rolling bearing assembly and method of forming a lubrication device therefor

Patent Number: 8439570
Publication Date: 2013-05-14
Inventor:

A rolling bearing assembly includes a rolling bearing which includes a plurality of rolling elements interposed between an inner ring and an outer ring thereof and retained by a cage, the cage being in a sliding contact with a guiding surface provided on an inner periphery of the outer ring and a lubrication device for supplying a lubricant to the rolling bearing. The lubrication device includes an annular groove extending along the inner periphery of the outer ring in adjoining relation ...

Combined bearing and rotary machine

Patent Number: 8439569
Publication Date: 2013-05-14
Inventors: ;

A highly reliable combined bearing capable of achieving equal and sufficient lubrication of a plurality of roller bearings with a simple and compact structure is provided. The combined bearing includes a first roller bearing and a second roller bearing which are in contact with each other and arranged on the same axis. A lubricating oil inlet introduces a lubricating oil into an inner space formed between the first roller bearing and the second roller bearing, the lubricating-oil inlet ...

Wheel support bearing assembly equipped with sensor

Patent Number: 8439568
Publication Date: 2013-05-14
Inventor:

In a wheel support bearing assembly including double row rolling elements between an outer member and an inner member, a sensor unit is fitted to one of the outer and inner members, which serves as a stationary member. The sensor unit is made up of a sensor mounting member and at least one or more strain sensors fitted to the sensor mounting member. A sensor signal processing circuit to process an output signal from the strain sensor is provided in the sensor mounting ...

Disc springs/carrier plate preload assembly

Patent Number: 8439567
Publication Date: 2013-05-14
Inventors: ; ; ;

A preload assembly for a thrust bearing. The preload assembly includes a carrier plate having a central annular protrusion, wherein the annular protrusion has an inner diameter and an outer diameter; an inner disc spring; an outer disc spring; and a housing having an annular channel for housing the carrier plate, the inner disc spring, and the outer disc ...

Wear pad adjustment assembly

Patent Number: 8439566
Publication Date: 2013-05-14
Inventor:

A cam assembly is provided for adjustment of a drill feed guide wear pad. The cam assembly has an eccentric bushing with a shank portion extending circumferentially about a first axis and defining a bore along a second axis. The second axis is generally parallel and offset from the first axis. The bushing has a head portion extending from the eccentric bushing portion, with the bore extending though the head portion. The bushing is sized for insertion into an aperture of a drill feed guide ...

Sensor-equipped bearing for wheel

Patent Number: 8434947
Publication Date: 2013-05-07
Inventor:

A sensor-equipped wheel support bearing assembly, in which a load imposed on the wheel can be accurately detected without influences from hysteresis is provided. This wheel support bearing assembly includes an outer member having a plurality of rolling surfaces, an inner member having rolling surfaces opposed respectively to the rolling surfaces of the outer member, and rolling elements between the rolling surfaces. A sensor unit is provided in a stationary member of one of the outer and ...

System, method, and apparatus for holding a track to a base

Patent Number: 8434946
Publication Date: 2013-05-07
Inventor:

Bolt-on clamp extrusions for fastening a track to support base extrusion for providing customers with a simple-to-assemble, customizable, reconfigurable, and user-friendly solution for reliable linear motion track assembly. A back-to-back track configuration provides a low-profile track assembly. Custom made base extrusions include deformable fingers disposed in the slot to ensure proper fit despite a variance in track ...

Side pressure applying mechanism for motor

Patent Number: 8434945
Publication Date: 2013-05-07
Inventor:

A side pressure applying mechanism for a motor may include a rotation shaft of the motor rotatably supported through a support bearing, a side pressure bearing which is loosely fitted to the rotation shaft, an urging member which is abutted with the side pressure bearing to apply a side pressure to the rotation shaft, engaging parts which are formed in a frame and with which both end portions of the urging member are respectively engaged, and a restricting part for restricting movement of ...

Sliding bearing shell for engine applications

Patent Number: 8430571
Publication Date: 2013-04-30
Inventors: ; ; ;

A sliding bearing for engine applications, in particular a sliding bearing shell for the mounting of the crankshaft or the camshaft or for use as a connecting-rod bearing shell, has a metallic supporting layer and, applied on top of that, a bearing metal layer of aluminum alloy, copper alloy or brass, the bearing metal layer having an 8-20 μm thick PTFB-free PAI-based coating applied on top of it, the PAI-based coating having 5-15% by weight zinc sulphide, 5-15% by weight graphite and ...

Method for producing a bearing

Patent Number: 8430570
Publication Date: 2013-04-30
Inventor:

The invention relates to a method for producing and/or assembling a bearing with a bearing bore, a journal which is located in the bearing bore and at least two bearing shells which at least partially encompass the journal in the bearing bore, there being a number n of tolerance classes. Here the bearing class width C₁for the bearing bore and/or the journal should obey a relation C₁=T₁=t₂=T₃= . . . =t_n/T_n, and ...

Fluid dynamic bearing motor including molded plastic

Patent Number: 8430569
Publication Date: 2013-04-30
Inventors: ;

A fluid dynamic bearing motor and method are described, wherein motor components, including complex shaped motor components, are molded of plastic. The molding ensures form control and dimensional control thereby accomplishing design requirements, and eliminating or reducing component costs and component machining. The mold can be shaped to form various motor geometries, thereby eliminating the need for multiple component assembly and related assembly costs. In an aspect, a plastic integral ...

Linear motion device with partially supported rolling surface part

Patent Number: 8430568
Publication Date: 2013-04-30
Inventors: ;

A linear motion device has a first assembly and a second assembly, at least one first rolling surface that extends in a longitudinal direction and provided on the first assembly, the first rolling surface being located opposite a second rolling surface which is provided on the second assembly, a row of rolling elements that circulate endlessly in the first assembly is located between the first and second rolling surfaces, and at least one central longitudinal section of the first rolling ...

Load adaptive roller carriage assembly

Patent Number: 8430567
Publication Date: 2013-04-30
Inventor:

A load adaptive roller carriage assembly for use with a slide assembly where the roller carriage assembly is configured to provide auxiliary load support. The load adaptive roller carriage assembly includes a carriage, at least two rollers rotatably connected to the carriage, and the carriage is configured to permit each roller to move independently relative to each other ...

Vehicle bearing device

Patent Number: 8425124
Publication Date: 2013-04-23
Inventor:

In a vehicle bearing device hub spindle, annular first to third grinding undercut portions, each being a recess in sectional view, are formed in the same shape, through turning, at a large-rib-surface-side end portion of an inner raceway surface, a large-diameter-portion-side end portion of the inner raceway surface, and a large-diameter-portion-side end portion of an outer peripheral surface of an intermediate-diameter ...

Radial needle bearing unit

Patent Number: 8425123
Publication Date: 2013-04-23
Inventors: ; ;

A radial needle bearing unit for supporting a shaft, which has an outer sleeve with at least one radially inwardly directed rim, and a cage guiding hearing needles. For sealing purposes, a sealing element is disposed in an annular space delimited by the rim and the cage. The sealing element is an outwardly expanding sealing ring made of a polymer material resting radially outwardly against the inner lateral surface of the outer sleeve and radially inwardly against the lateral surface of the ...

Angular contact rolling-element bearing, especially double row ball roller bearing in tandem arrangement

Patent Number: 8425122
Publication Date: 2013-04-23
Inventors: ; ;

A double row roller bearing which has an outer and inner bearing ring and ball rollers, which have lateral faces and are arranged next to each other in rows, arranged between the bearing rings. The rollers roll in raceways incorporated into the inner face of the outer bearing ring and outer face of the inner hearing ring. The raceways run in parallel and have pressure angle axes that are pitched at a pressure angle relative to a bearing radial axis. The rollers have a distance relative to ...

Rolling bearing with spherical separators

Patent Number: 8425121
Publication Date: 2013-04-23
Inventor:

This ball (2) rolling bearing (1) comprises an outer ring (7) and an inner ring (8) between which the balls (2) roll around an axis of rolling (X1), spherical separators (3) for the balls (2), and a raceway (14) of revolution about the axis of rolling (X1) and along which the said spherical separators (3) roll. The raceway is a channel section (14) formed in an element (13; 23) secured to or forming ...

Electrolytic erosion preventing insulated rolling bearing, manufacturing method thereof, and bearing device

Patent Number: 8425120
Publication Date: 2013-04-23
Inventor:

Disclosed herein is an electrolytic erosion preventing insulated rolling bearing and a manufacturing method thereof. In one embodiment, the electrolytic erosion preventing insulated rolling bearing includes an insulating coating being a ceramic coating layer including alumina as the main component and 0.01 to 0.2 percent by weight titanium oxide with the alumina having a particle size ranging from 10 to 50 μm and average particle size ranging from 15 to 25 ...

Gas bearings

Patent Number: 8425119
Publication Date: 2013-04-23
Inventors: ; ;

A rotary gas bearing is described that comprises a first part rotatable relative to a second part. The first part comprises a support member and a first portion and a second portion attached to the support member. The first portion comprises a first bearing surface and the second portion comprising a second bearing surface. Both the first portion and the second portion are attached to the support member by screw thread connections. The second part may comprise complimentary bearing ...

Damper structure and rotary machine

Patent Number: 8425118
Publication Date: 2013-04-23
Inventor:

A damper structure of the present invention is provided on a shaft end (3a) of a spindle shaft (3) supported by a bearing, which shaft end (3a) extends outwardly from the bearing, and includes: a sleeve (11) provided around an outer circumference of the shaft end 3a); a housing (12) provided in a spaced manner from the sleeve (11) in a radial direction of the spindle shaft (3); and a moving portion (13) that ...

Supporting track element for linear ball bearing and method for producing the supporting track element

Patent Number: 8425117
Publication Date: 2013-04-23
Inventor:

A supporting track element for use in a linear ball bearing, with at least one outer surface which is outwardly curved in one direction, at least in some regions, and at least one track which is opposite the outer surface and is intended for at least partially receiving load-bearing balls of a linear ball bearing. In addition, the supporting track element in cross-section has at least one material interruption which forms two adjacent cross-sectional regions. The adjacent cross-sectional ...

Split guide bushing for vertical pulverizers

Patent Number: 8425116
Publication Date: 2013-04-23
Inventors: ; ;

A guide bushing for a tensioning rod in a vertical pulverizer includes a bushing body having a substantially cylindrical interior bushing surface configured and adapted to moveably engage a tensioning rod of a vertical pulverizer. The bushing body is divided circumferentially about the bushing surface into a plurality of sections joined together. The sections are configured and adapted to separate from one another for installation and removal of the bushing body about a tensioning rod of a ...