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8147146 |
Wheel bearing device with rotation sensor
An output cable 16c of a magnetic sensor 16a, which extends outward in the tangential direction of an arcuate sensor holding portion 15a formed on an annular core member 15 from a sensor unit...
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8132964 |
Bearing for follower or cam
A bearing includes an inner race member having an end surface. An outer race member is disposed about the inner race member. The outer race member has an internal shoulder for engaging the end...
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8096710 |
Rotor for use in rotary encoder and wheel rolling bearing assembly including the same
The invention seeks to provide a rotor for use in rotary encoder, which is increased in magnetic intensity and mechanical strength thereby achieving exact detection of rotation speed. A corner...
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8052330 |
Rolling apparatus
In order to omit jostling caused between the adjacent rolling elements, a clearance is formed therebetween in a load region. A transfer path has a region that allows the rolling elements to contact...
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7988363 |
Bearing with rotation detection device
To downsize a bearing assembly with a rotation detection device, a magnetic generating element (2) having a directionality about a rotation axis O is provided on an inner race (21) side of the...
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7712967 |
Ball bearing
In an outer ring, a first ball filling slot which extends from a first raceway groove to a first end face of one side of an axial direction is formed, and in an inner ring, a second raceway groove...
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7628539 |
Bearing mechanism, carriage assembly, and magnetic disk drive
Embodiments of the invention are directed to keeping a height of a pivot bearing low in order to build a thinner magnetic disk drive. In one embodiment, a ball bearing is provided between a shaft...
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7582996 |
Dynamic pressure bearing motor
A magnet (13) for trapping abraded powder is disposed in a connecting passage between an opening of a sleeve and an opening of a hydrodynamic bearing motor, and a shaft (3), a sleeve (4), a thrust...
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7520675 |
Rolling bearing assembly having magnet to prevent brittle flaking
A rolling bearing assembly according to the present invention includes an inner ring, an outer ring, a plurality of rolling elements interposed between the inner and outer rings, and a magnet...
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7458722 |
Magnetic spacer
A spacer contains a magnetic filler and is disposed between the magnetic conductive balls. The magnetic filler produces an indirect magnetic attractive force on the balls, therefore, when the...
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7424930 |
Vibratory energy dissipation and isolation with magnetically biased rolling members
A coupling device is interposed between an electronic or electro-acoustic component and a supporting structure for draining, transmitting and dissipating vibratory energy generated within the...
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7362023 |
Rotation detecting device and wheel support bearing assembly utilizing the same
A rolling bearing assembly equipped with an electric power generator, having: inner and outer members rotatable relative to each other through rolling elements; an electric power generator...
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7033080 |
Device for detecting the rotation speed of a rotating element
The invention relates to a device for detecting the rotation speed of a rotating element supported by at least one external rotating ring with at least one roller bearing. At least one internal...
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6989618 |
Rolling bearing with built-in motor
The rolling bearing with a built-in motor includes a bearing part including an inner ring, an outer ring and a plurality of rolling elements, and a motor part including a stator and a rotor for...
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6976682 |
Apparatus and method for forming a rotatable ferrofluidic seal between a shaft and a hub
An apparatus and method are provided for sealing an outer surface 170 of a shaft 175 to an inner surface 165 of a hub 160. The seal includes a magnet 155, with top and bottom pole pieces 260, 265,...
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6960023 |
Bearing structure for blade assembly of cooling fan
A bearing for the blade assembly of the cooling fan, the bearing is made of the plastic steel material having an integrally formed cylindrical hollow body and outward extended large diameter seat....
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6880977 |
Anti-friction bearing for a magnetic resonance tomography apparatus
An antifriction bearing for a magnetic resonance tomography apparatus has magnetic rolling members and an inner ring and an outer ring between which the rolling members roll. The outer ring is...
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6857783 |
Protective device for antifriction bearing with rotational speed measurement
A wheel bearing having an external, rotating, magnetic encoder which registers rotational speed of the bearing, and a magnetic particle trapping device spaced from the magnetic encoder to protect...
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6705761 |
Bearing with integral transformer
A bearing is provided including a first part provided with a first coil (4) and a second part rotatable with respect to the first part about a bearing axis and being provided with a second coil...
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6703734 |
Bearing with noncontact signal transfer mechanism
A ring magnet is attached to an outer ring by a magnet holding unit. A coil hold unit attached with a generator coil is provided at an inner ring to face the ring magnet. A substrate with a...
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6688770 |
Rolling bearing unit with ABS capability in a protective arrangement and a protection cap or protection cover
The invention relates to a protective arrangement with a rolling bearing unit with ABS capability which has a structurally integrated angle transmitter. The angle sensor is connected to a rotatable...
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6682217 |
Magnetically stabilized precision table and load-carrying bearings
A precision moving table system for transverse translation and comprising: first and second relatively movable table members, the first member supporting the second member at respective opposing...
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6626578 |
Rotary pump with bearing wear indicator
A rotary pump for liquid comprising a housing, a shaft carrying a motor rotor, a motor stator fixed in the housing and surrounding the rotary to rotate the rotor and shaft about an axis, where the...
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6371739 |
Method and apparatus for applying pre-load to the bearing structure of a drive shaft that is directly driven by an electric motor
A crankshaft directly connected to an electric motor and operably connected to a drive load is supported at two locations with bearings that are respectively subject to different amount of bearing...
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6331823 |
Monitoring system for bearings
A system for monitoring the operational status of a plurality of mechanical components, such as various bearings, speed reducers and the like. Each of the mechanical devices includes a respective...
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6190051 |
Roller contact bearing with a sealing device and a device for rotation speed
A roller contact bearing unit, in particular for the hub of a vehicle wheel, including a radially outer rotating race (10), a radially inner stationary race (11), a sealing device (16) between the...
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5956204 |
Magnetic disc drive having magnetic particle trap for hydrodynamic bearing
A magnetic disc drive system includes a hydrodynamic bearing. The magnetic disc drive system includes a disc drive chassis, a magnetic storage disc, and a read/write transducer adjacent to the disc...
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5902048 |
Center bearing assembly having shear plate
A center bearing assembly adapted to rotatably support a rotatable shaft on a vehicle frame includes an annular roller bearing that is adapted to receive and rotatably support the rotatable shaft,...
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5898388 |
Rolling contact bearing with rotational speed measuring device
A rolling contact bearing with rotational speed measuring device, in particular a wheel bearing for motor vehicles for telemetric transmission of energy and signal between bearing and environment,...
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5829889 |
Method and apparatus for magnetically preloading a ball bearing assembly
An apparatus for maintaining a predetermined positional relationship of a screw, the apparatus comprises a ball bearing track having a first and second track member in a spaced apart relationship,...
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5803609 |
Process for providing a bearing of a tilting device and tilting device
The invention relates to a process for providing a bearing of a tilting device, which makes possible a tilt around at least one axis, with a tilting member, a base member, and a bearing situated...
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5802837 |
Driving bearing device for spinning rotors of open end spinning machines
An open end spinning machine has a spinning rotor, an electric motor with an axial component of a main field having a rotor and a stator, a bearing housing for the spinning rotor, the rotor of the...
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5793135 |
Flat type brushless motor
To provide a bearing structure of a flat type brushless motor for floppy disk drive in which a stator is arranged in a plane shape and a disk acting as a rotor yoke rotates along the plane shape...
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5763972 |
Magnetic bearing with alternating actuators and sensors
A magnetic bearing for magnetic centering of a rotor relative to a stator relative to two radial centering axes includes actuators operating relative to centering axes and speed sensors having...
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5757097 |
Dynamic pressure bearing device
The invention is intended to facilitate surface processing for generation of dynamic pressure and to prevent degradation of the bearing performance due to temperature changes. To this end, a shaft...
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5746452 |
Bearing assembly having integrated speed sensor
An improved bearing apparatus including a housing having a bearing assembly contained therein. A sensor device is mounted to the housing for detecting the rotational rate of the shaft. The sensor...
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5730531 |
Center bearing assembly with rheological fluid for damping vibrations
An apparatus (10) includes a vehicle drive shaft (12), a roller bearing (16) supporting the drive shaft (12) for rotation, and a housing (18) which contains and supports the roller bearing (16) in...
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5704613 |
Methods for sealing and unsealing using a magnetically permeable solid-based medium
Devices and methods employ a solid-based medium that serves as a magnetic sealant, a lubricant, a bearing, an electrical or thermal conductor, singly or in combination. Included are devices wherein...
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5645355 |
Bearing unit
A bearing unit in which two oil sintered slide bearings are fitted in a bearing space of non-magnetic bearing housings to be spaced away from each other and a magnetic fluid is interposed between a...
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5624192 |
Rolling-contact bearing equipped with a built-in device for detecting the speed of rotation
The rolling-contact bearing comprises one outer race 11, two inner races 12,13, two rows of rolling bodies 14 held in cages 15 and a built-in device for detecting the speed of rotation, of the type...
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5575568 |
Encoder device for a rotational speed sensor and rolling-contact bearing equipped with such a device
Encoder device for a rotational speed sensor of a rotating member of the bearing (1) mounted on a non-rotating member of the said bearing (1), of the type comprising a sensor (7) which is secured...
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5564839 |
Bearing unit for wheel with speed sensor
The bearing unit with speed sensor of this invention comprises a shaft, inner rings or races which have inner ring raceways formed around its outer circumferential surfaces and which are secured...
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5529400 |
Thrust bearing magnet holder
A plastic magnet holder is constructed for use with an annular thrust bearing. The plastic magnet holder has an annular plastic magnet which was snapped into the plastic magnet holder. The plastic...
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5468072 |
System and method for supporting a shaft or axle in a support component
A system for supporting a shaft member at one end of a support component, including a bearing inner ring and a bearing outer ring, a row of rolling elements in the space between the rings,...
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5440184 |
Antifriction bearing capable of generating electrial energy
A bearing fits over the journal of a rail car axle and within an adaptor that is received within a pedestal opening of the side frame of a rail car truck. The bearing includes an outer race in the...
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5411335 |
Bearing with dual ring seats
A bearing for a road wheel of a motor vehicle that is equipped with an anti-lock braking system has on the outer surface of its outer race ring two alternative positions for excitor rings. A rebate...
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5385411 |
Variable reluctance integral bearing sensor
An integral variable reluctance sensor and bearing grease seal assembly (sensor assembly) has at least one magnet and an annular wire coil secured at the interior of a housing which seals an...
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5372435 |
Rolling bearing seal assembly with a built-in sensor
A rolling bearing seal assembly with a built-in sensor; the bearing including a first ring rotating in relation to a second ring, and a number of rolling bodies interposed between the first ring...
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5234269 |
Antifriction bearing with a clip-on sensor
An antifriction bearing assembly has rolling elements and a magnetic encoder ring housed in an outer ring with two portions which can have different diameters. A sensor is removably attached to the...
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5226713 |
Storage vessel
A storage vessel maintaining clean environment for storing articles such as semiconductor wafers includes a plurality of receiver fixed to a shaft for horizontal rotation. The receivers support...
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