Entries |
Document | Title | Date |
20080199117 | Load Sensing Bearing - A roller bearing assembly ( | 08-21-2008 |
20080199118 | Magnetic Encoder and Roller Bearing Unit Having Magnetic Encoder - The magnetic encoder is constituted by integrally bonding a magnet portion obtainable by forming a magnetic material containing a magnetic powder and a binder for the magnetic powder in a circular ring shape to a slinger. The binder contains at least a thermoplastic resin and an impact resistance-improving agent. | 08-21-2008 |
20080205806 | BEARING MOUNTED SENSOR ASSEMBLY - A sensor assembly includes an insert mounted within a fixed structure and tabs that engaged the insert to secure the sensor assembly in a desired orientation. A cap is assembled over the sensor assembly and the interface between the tabs and the insert to prevent undesired removal. | 08-28-2008 |
20080219608 | Bearing apparatus for axle and method of manufacturing the same - A body part of a rotation detecting sensor of a rotation number detector which is provided on a bearing apparatus for an axle has a large diameter part formed in its upper part and a small diameter part formed in its lower part, and at the same time, a sensor fitting hole part which is formed in an outer ring of a bearing part and into which the body part of the rotation detecting sensor is inserted is so formed that an radially outer part thereof has an inner diameter substantially equal to an outer diameter of the large diameter part of the body part, and a lower part thereof has an inner diameter slightly larger than an outer diameter of the small diameter part of the body part. | 09-11-2008 |
20080226211 | Magnetic encoder and wheel support bearing assembly using the same - A magnetic encoder which can be assembled having a thin-walled structure while securing an excellent detection sensitivity and which can provide an excellent moldability by suitably selecting materials. The magnetic encoder includes a multi-pole magnet having a plurality of opposite magnetic poles alternating in a direction circumferentially thereof, and a core metal for supporting the multi-pole magnet. The multi-pole magnet contains a powdery magnetic material mixed in an amount within the range of 20 to 90 vol. % relative to the total volume of the multi-pole magnet. The multi-pole magnet may be a sintered magnet. | 09-18-2008 |
20080273823 | Rolling bearing device with sensor - A first spacer, a second tubular member, and a second spacer are externally fitted and fixed to an outer peripheral surface of a nut. The second tubular member is formed by stacking a plurality of silicon steel plates without any gap, and is arranged between the first spacer and the second spacer axially. The outer diameter of an outer peripheral surface of the second tubular member is made larger than the outer diameter of an outer peripheral surface of the first spacer and the outer diameter of an outer peripheral surface of the second spacer. A detection surface of a first displacement detector is made to radially face a contact portion between the second spacer and the second tubular member, while a detection surface of a second displacement detector is made to radially face a contact portion between the first spacer and the second tubular member. | 11-06-2008 |
20080285901 | Wheel Support Bearing Assembly with Built-In Load Sensor - A wheel support bearing assembly comprises a stationary outer member and a rotatable inner member. The to-be-detected parts of angle detection sensors are fixed to the inner member and an outer race of a constant velocity joint connected to the inner member, respectively. Detecting parts of the angle detection sensors are fixed to the outer member in face-to-face relation with the to-be-detected parts. The bearing assembly also includes a load conversion unit detecting a relative angular difference between the inner member and the constant velocity universal joint by comparing the detection signals from the detecting parts to detect the load acting on the bearing assembly. | 11-20-2008 |
20080304779 | Wheel Bearing with Sensor - Wheel bearing ( | 12-11-2008 |
20080317396 | Method and Computer Programme for Detecting the Stationary State of a Roller Bearing and a Roller Bearing Which May be Analyzed Thus - The invention relates to a method and a computer programme for detecting the stationary state of a roller bearing, comprising z rolling bodies, where z is a whole number, preferably an even number, to which a sensor arrangement is fixed, delivering a sinusoidal signal, dependent on the rotational position of the bearing on the rotation of the roller bearing. Said sinusoidal signal is sampled, whereupon sampled values are determined. According to the invention, a first average value (MW | 12-25-2008 |
20080317397 | Wheel Bearing Device and Its Quality Management Method - To provide a wheel support bearing device, in which the status of actual use is detected and stored as a history, an IC tag ( | 12-25-2008 |
20080317398 | Magnetic bearing device and machine tool provided with the same - A magnetic bearing device includes a main shaft provided with a flange part extended in a radial direction, axial magnetic bearings which are arranged so as to be opposed to the flange part in an axial direction and support the main shaft in the axial direction by electromagnets, and an axial displacement sensor for detecting a position of the main shaft in the axial direction. The axial displacement sensor is characterized in that it is arranged so as to be opposed to the flange part in the radial direction. | 12-25-2008 |
20090003744 | 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. | 01-01-2009 |
20090010581 | Hub Unit Bearing - A sealing device | 01-08-2009 |
20090010582 | Sensor-Incorporated Wheel Support Bearing Assembly - A sensor-incorporated wheel support bearing assembly ( | 01-08-2009 |
20090022441 | Assembly Forming a Bearing Housing Equipped with an Information Sensing System - An assembly forming a bearing housing is equipped with an information sensing system comprising a coder generating magnetic pulses and a sensor provided with at least two sensitive elements able to detect these pulses. The bearing has a rotating internal member, a fixed external member and rolling bodies disposed in a bearing space. The bearing housing also has a cover secured to the fixed member in order to obstruct the bearing space laterally. The coder is secured to the rotating member behind the cover and the sensitive elements being disposed opposite the coder, in front of the cover, so that the pulses are detected through the cover. The sensor has a device for processing the signals detected by the sensitive elements. The device comprises a triggering device and a device for applying the XOR function to the signals triggered, so as to increase the resolution of the output signal with respect to that of the signals detected. | 01-22-2009 |
20090041399 | Vehicle bearing assembly - A vehicle bearing assembly includes a sensor mounting hole provided in a cover of an outer ring member; a rotational speed sensor that is inserted in the sensor mounting hole; and an O-ring disposed between an inner peripheral surface of the sensor mounting hole and an outer peripheral surface of the rotational speed sensor. A chamfered portion is formed along the edge of the opening of the sensor mounting hole on the outer face of the cover. A chamfer edge portion as the boundary between the inner peripheral surface of the sensor mounting hole and the chamfered portion has a depth in the axial direction. | 02-12-2009 |
20090046964 | Method and apparatus for bearing monitoring - A technique for determining properties of a bearing assembly in use involves using an eddy current probe for detecting changes in material density within a raceway of the bearing assembly. A field of detection of the eddy current probe enters the bearing raceway intermediate races that define the raceway, and as such the detection is of the bearing elements, and not deflections in a wall that defines the raceway. | 02-19-2009 |
20090080822 | Sensor-Equipped Bearing for Wheel - In a wheel support bearing assembly having rows of rolling elements ( | 03-26-2009 |
20090097791 | Sensor-Equipped Bearing for Wheel - To provide a sensor equipped wheel support bearing assembly, in which the sensor for detecting the load can be snugly and neatly installed in an automotive vehicle, the load acting on the vehicle wheel can be detected with high sensitivity and the cost of manufacture can be reduced during a mass production. The sensor unit | 04-16-2009 |
20090097792 | Wheel supporting device - A rolling bearing is provided on an outer peripheral surface of a hub spindle of a hub wheel on which a wheel is mounted. Opposite side face splines, which, by meshing with each other, couple the hub spindle and an outer ring of a constant velocity joint torque-transmittably, are respectively formed on an end face of the hub spindle and on an end face of the outer ring of the constant velocity joint which is abutted against this end face. A tubular seal member for covering outer peripheries of the opposite side face splines is disposed so as to straddle an inner ring of the rolling bearing and the outer ring of the constant velocity joint, while maintaining a sealing state. | 04-16-2009 |
20090116775 | Acoustic Emission Measuring Device, Power Transmission Device, and Rolling Bearing Device - An acoustic emission measuring device in which a piezoelectric element ( | 05-07-2009 |
20090116776 | Rolling Bearing and Spindle Support Structure of Main Motor for Railway Vehicle - A cylindrical roller bearing | 05-07-2009 |
20090116777 | BEARING FAILURE INDICATOR - The invention provides a bearing failure indication arrangement comprising a bearing having an inner and outer race, a first part arranged to be attached in fixed relation to either the bearing inner race or bearing outer race, a failure indicator arranged in fixed relation to both the first part and either the bearing inner race or the bearing outer race, the failure indicator constructed so that if relative movement occurs between the first part and the bearing race to which it is attached, the failure indicator responds to the relative movement thereby indicating failure of the bearing. The failure indicator is particularly adapted for use in aircraft structures and indicates full of partial bearing failure by means of movement and/or deformation of the indicator. | 05-07-2009 |
20090123098 | Bearing With Rotation Detection Device - To downsize a bearing assembly with a rotation detection device, a magnetic generating element ( | 05-14-2009 |
20090129712 | Sensor-equipped bearing for wheel - A sensor-incorporated wheel support bearing assembly, enabling a load sensor to be compactly installed on the vehicle and capable of detecting a load on a wheel with good sensitivity includes a ring member, affixed to a stationary member, which has at an intermediate portion thereof a first non-contact ring portion not in contact with the stationary member, at one end a first contact ring portion in contact with the stationary member, and at the other end the following (A) or (B): (A) a second non-contact ring portion having a wall thickness greater than that of the first non-contact ring portion; (B) a second contact ring portion in contact with the stationary member. A strain sensor is fitted to; in (A), the first non-contact ring portion, and in (B), the first non-contact ring portion or first contact ring portion, which has smaller wall thickness. | 05-21-2009 |
20090136167 | BEARING APPARATUS AND MANUFACTURING METHOD THEREOF - A bearing apparatus including a rolling bearing having an outer race ( | 05-28-2009 |
20090136168 | Wheel Bearing Apparatus For A Driving Wheel - A wheel bearing apparatus for a driving wheel is formed as a unit of a wheel hub, a double row rolling bearing and a constant velocity universal joint. The double row rolling bearing has an outer member with a body mounting flange mounted on a knuckle and double row outer raceway surfaces. An inner member includes the wheel hub and an outer joint member of the constant velocity universal joint. The wheel hub has an inner raceway surface corresponding to one of the double row outer raceway surfaces. The outer joint member has another inner raceway surface corresponding to the other of the double row outer raceway surfaces. Double row rolling elements are rollably arranged between the outer and inner raceway surfaces. Seals are mounted in an annular space opening formed between the outer member and the inner member. A sensor is fit into a mounting aperture formed in the knuckle. A pulser ring is mounted on the outer circumferential surface of the outer joint member. It opposes the sensor via a predetermined radial gap. The outer diameter of the pulser ring is smaller than the inner diameter of the knuckle. | 05-28-2009 |
20090154853 | Rolling bearing unit having sensor - A rolling bearing unit having a sensor comprising:
| 06-18-2009 |
20090169143 | Bearing Device for Drive Wheel - A drive wheel support bearing assembly includes a hub axle, a constant velocity joint and a bearing unit which are unitized together, and an inner member made up of an outer coupling member of the CVT with the hub axle mounted on an outer periphery of a hollow stem portion of the outer coupling member. Inner peripheral side raceway surfaces are formed on the hub axle and the outer coupling member. Hardened indentations are formed in an inner periphery of the hub axle, and the hub axle and the outer coupling member are plastically coupled integrally with each other by radially outwardly expanding a mounting area, at which the hub axle is mounted on the hollow stem portion, to allow it to bite into the indentations to crimp. Sensors for detecting the displacement or deformation of the outer coupling member and the hub axle are provided in the outer member. | 07-02-2009 |
20090175568 | Sensor-Equipped Bearing for Wheel - To provide a sensor equipped wheel support bearing assembly, in which a load sensor can be snugly and neatly installed in automotive vehicle and which detects the load or the like acting on a vehicle wheel and requires an inexpensive cost in mass production. A sensor unit is fitted to an outer member as a stationary member of the bearing assembly. The sensor unit includes a sensor mounting member having bolt insertion holes alignable with vehicle body fitting holes of the outer member, and a strain sensor fitted to the sensor mounting member. This sensor unit is sandwiched between the outer member and a knuckle and is fitted by means of bolts inserted through the vehicle body fitting holes and the bolt insertion holes. The sensor unit has a portion that is greater in a radial direction than a flange of the outer member. | 07-09-2009 |
20090190872 | Bearing device for wheel - An IC tag ( | 07-30-2009 |
20090202185 | Bearing assembly with built-in absolute encoder - The bearing assembly includes a rolling bearing including a rotatable raceway member and a stationary raceway member. This bearing assembly also includes a to-be-detected member carried by the raceway member and having a magnetic characteristic which cyclically varies in a direction circumferentially of the to-be-detected element and has a cycle matching with one complete rotation of the raceway member, a magnetic sensor unit carried by the raceway member in face-to-face relation with the to-be-detected member, and a magnetic detecting circuit to supply an electric power to the unit and to process an output signal from the unit to provide an output to an external circuit. The magnetic characteristic of the to-be-detected member represents a substantially sinusoidal waveform rising and falling more steeply than a sinusoidal waveform at a zero-crossing point. | 08-13-2009 |
20090208158 | ROLLER BEARING WITH DIFFERENTIAL RIGIDITY IN THE INSTRUMENTED AREAS IN DEFORMATION - A roller bearing includes a stationary member, a rotary member and at least one row of rolling bodies arranged between the members so as to enable their relative rotation. The stationary member includes a circumferential surface that is resiliently deformable by the forces induced by the passage of the rolling bodies when the rotary member rotates. The surface has at least one instrumented area on which at least one gauge for measuring the deformations is attached. The instrumented area is circumferentially surrounded on each side by a non-instrumented area, and the rigidity of the instrumented area is strictly greater than the rigidity of the non-instrumented areas. | 08-20-2009 |
20090208159 | Wheel Bearing Device for Motor Vehicles - A wheel bearing device for a motor vehicle is proposed, with an inner ring arrangement, formed for rotationally fixed reception of a first rotary partner, particularly an axial stump or a shaft, an outer ring arrangement, which is connected and/or connectable and rotationally fixed with a second rotary partner, a multitude of rolling elements, which roll off between the inner ring arrangement and the outer ring arrangement, so that inner ring arrangement and outer ring arrangement and/or the rotary partners are rotatable against each other, and an electric sensor device, which, using mechanical contact, is arranged and/or formed for detecting an operating status of the wheel bearing device, in which the sensor device has a stationary sensor element and a rotating sensor element, which can work together to form the mechanical contact, one of the sensor elements is connected with the inner ring arrangement without the interposition of the first rotary partner. | 08-20-2009 |
20090214146 | SYSTEM FOR MEASURING DEFORMATIONS BY RESILIENT COMPRESSION OF A GAUGE - A system for measuring deformations of an area of a structural element, includes at least one gauge including a rigid substrate on the upper surface of which is arranged at least one pattern of a material capable of being deformed and delivering a signal representative of the deformations the substrate is arranged to transmit, to the pattern, the deformations of the area when the lower surface of the substrate is attached to the area. The system includes a deformable element and a device for compression of the element on the upper surface of the substrate so that the substrate can be moved by the deformations of the area. The system also includes an arrangement for attachment of the compression device on the structural element, in which the attachment arrangement is intended to ensure that the substrate is held on the area by the deformable element, which is compressed on the upper surface of the substrate. | 08-27-2009 |
20090252444 | ROLLER BEARING INCLUDING AT LEAST ONE INSTRUMENTED AREA IN DEFORMATION THAT IS DELIMITED AXIALLY - A roller bearing includes a fixed element and a rotating element. The roller bodies act as a support on the raceway of the fixed element by the intermediary of a contact surface (S | 10-08-2009 |
20090274404 | Wheel Bearing Apparatus Incorporated With A Wheel Speed Detecting Apparatus - A wheel bearing apparatus incorporating a wheel speed detecting apparatus has an outer member and an inner member. Double row rolling elements freely rollably contained between the inner and outer raceway surfaces. Seals are mounted in annular openings formed between the outer member and the inner member. A sensor holder is injection molded from synthetic resin with an embedded wheel speed detecting sensor. The holder is mounted on an inner side end of the outer member. The inner side seal of the seals includes a slinger mounted onto the outer circumference of the inner ring. A pulser ring has an encoder with circumferential characteristics that alternately and equidistantly change. A metal core is press formed from a steel plate and insert-molded into the sensor holder. A sealing member is integrally bonded to the metal core. A connector for electrically connecting the wheel speed detecting sensor to a harness, connected to an electronic circuit, is mounted at a predetermined position on the circumference of the sensor holder. The connector projects radially outward from the circumference at a predetermined inclined. A recess is formed in the connector. The recess is fit onto an inner side end of the outer member in a manner to cover the inner side end, via a predetermined interface. | 11-05-2009 |
20090279823 | BEARING APPARATUS - A bearing apparatus includes an outer ring ( | 11-12-2009 |
20090285515 | Wheel Bearing Apparatus Incorporated With A Wheel Speed Detecting Apparatus - A wheel bearing apparatus incorporating a wheel speed detecting apparatus has an outer member and an inner member with a wheel hub and at least one inner ring. Double row rolling elements are contained between the inner and outer raceway surfaces of the inner and outer members. A sensor holder, with a wheel speed sensor to detect the wheel speed, is mounted on the end of the outer member. An encoder is mounted on the inner ring and arranged opposite to the wheel speed sensor, via a predetermined air gap. The sensor holder has an annular ring shaped cover and a holding portion of synthetic resin. The wheel speed sensor is embedded in the holding portion. The cover is press-formed of an anti-corrosion steel sheet. The cover has a cylindrical fitting portion fit onto the end of the outer member. A flange portion extends from the fitting portion and is in close contact with the end face of the outer member. A bottom portion further extends radially inward from the flange portion. At least the outer circumference of the end of the outer member onto, where the cover is fit, is anti-corrosion treated. | 11-19-2009 |
20090285516 | SEALING ARRANGEMENT - The invention relates to a sealing arrangement that seals at least one radial intermediate space between at least one inner bearing ring and at least one outer bearing ring. Said sealing arrangement comprises at least one first support that supports at least one elastic seal and a second support which supports at least one encoder located outside the intermediate space. The encoder is radially oriented towards at least one sensor that is disposed above the encoder in a radially outward direction. | 11-19-2009 |
20090317027 | POSITION SENSING ASSEMBLY - A position sensing assembly includes a bearing element and a helically shaped rotational member used to drive a portion of a sensor assembly, such as a Digital Rotary Magnetic Encoder. Interaction between the bearing element and a helically shaped rotational member minimizes the presence of backlash in the position sensing assembly. Accordingly, as an actuator assembly drives both a control element, such as a flight control surface, and the position sensing assembly, the sensor assembly generates an output signal that accurately reflects the position of the control element. | 12-24-2009 |
20090317028 | SEAL ASSEMBLY IN SITU LIFETIME MEASUREMENT - A bearing system for bearing between two members including a polymer bearing disposed between the two members, a measurement device disposed within the bearing for measuring an aspect of at least one of the bearing and the environment between the two members, the device creating a signal related to the measured aspect and a communication device for communicating the signal away from the polymer bearing. | 12-24-2009 |
20090324151 | SLEW BEARING SYSTEM - A slew bearing system includes a first bearing ring and a second bearing ring concentrically positioned relative to each other forming at least upper and lower raceways there between, a plurality of bearing rollers positioned in each raceway between the first bearing ring and the second bearing ring, a plurality of delivery nozzles capable of delivering an air and oil mixture into the raceways adjacent the upper raceway, passages capable of fluidly communicating the air and oil mixture through the raceways and collecting some oil from the mixture adjacent the lower raceway, seals capable of regulating air flow through the passages and inhibiting outflow of oil from the raceways, and at least one exit port capable of outward flow of air and oil from the raceways adjacent the lower raceway. | 12-31-2009 |
20090324152 | WHEEL SUPPORT BEARING ASSEMBLY EQUIPPED WITH SENSOR - In a wheel support bearing assembly including double row rolling elements ( | 12-31-2009 |
20100027927 | SENSOR ATTACHING SEALING DEVICE AND VEHICLE ROLLING BEARING USING THE SAME - To provide a rolling-bearing sensor attaching sealing device capable of ensuring a sufficient magnetic force with respect to a sensor and a vehicle rolling bearing using the same. | 02-04-2010 |
20100046870 | METHOD FOR MANUFACTURING WHEEL SUPPORTING ROLLING BEARING UNIT AND METHOD FOR INSPECTING DOUBLE ROW ROLLING BEARING UNIT - In a wheel supporting rolling bearing unit in which pitch circle diameters of balls | 02-25-2010 |
20100046871 | SENSOR-EQUIPPED BEARING FOR WHEEL - To provide a sensor equipped wheel support bearing assembly, in which a load sensor can be installed compactly in an automotive vehicle, maintaining a high sensitivity while damage and/or malfunction caused by the external environments and/or the electromagnetic noises are avoided, with low manufacturing cost. This bearing assembly includes outer and inner members having respective rolling surfaces and a plurality of rows of rolling elements interposed between those rolling surfaces. A strain sensor unit including a sensor element is fitted to one of the outer and inner members, which is a stationary member, for example, the outer member. A sensor mounting surface of the strain sensor unit fitted with the sensor element has a covering member made of a resin, which is over-molded, or an elastomer bonded by vulcanization, so as to cover the sensor element sealingly. | 02-25-2010 |
20100061671 | Wheel Bearing Apparatus Incorporated With A Wheel Speed Detecting Apparatus - A wheel bearing apparatus incorporating a wheel speed detecting apparatus has an outer member, inner member and double row rolling elements rollably contained between the inner and outer raceway surfaces of the inner and outer members. Seals are mounted in annular openings formed between the outer member and the inner member. An annular sensor holder, a steel base, and a magnetic encoder integrally adhered to the base are coupled with the inner and outer members. A slinger is positioned on the inner ring so that an axial gap is formed between the base and the slinger. | 03-11-2010 |
20100074567 | SENSORIZED BEARING UNIT - In a bearing unit ( | 03-25-2010 |
20100092117 | Wheel Bearing Apparatus Incorporated With A Wheel Speed Detecting Apparatus - A wheel bearing apparatus incorporating a wheel speed detecting apparatus has an outer member, an inner member, double row rolling elements, a sensor holder, and a pulser ring. The sensor holder cover has a cylindrical fitting portion press-fit onto the inner side end portion of the outer member. A flange portion extends radially inward from the fitting portion. The flange portion is in close contact with the end face of the outer member. A bottom portion extends further radially inward from the flange portion. The holding portion is integrally joined to the bottom portion. The flange portion is formed with a flat surface so that it forms an abutting width larger than 5 mm or more, against the end face of the outer member, or larger than 50% or more, relative to the flat width of the end face of the outer member. | 04-15-2010 |
20100098362 | Instrumented Roller Bearing Device - The instrumented rolling bearing device comprises a rotating ring | 04-22-2010 |
20100104230 | MAGNETIC ENCODER AND ROLLING BEARING - A magnetic encoder is provided which can prevent a magnetized member from being separated from a fixed member to which the magnetized member is fixed under a severe temperature environment. | 04-29-2010 |
20100104231 | WHEEL BEARING DEVICE WITH ROTATION SENSOR - Intended is to prevent an output cable of a magnetic sensor, even if tensed, from coming out of a sensor unit. The output cable | 04-29-2010 |
20100111457 | ROLLING BEARING COMPRISING A DEVICE FOR WITHDRAWING A LIQUID - A rolling bearing which has a sealing arrangement and a sensor component, particularly an encoder, which is fitted with a mounting flange. The rolling bearing further has an inner ring and an outer ring between which rolling members are arranged. The sealing arrangement is equipped with at least one sealing element between the inner ring and the outer ring. In order to provide a rolling bearing which can easily be retrofitted with a retrofit sensor, particularly a retrofit encoder, and is well protected against environmental influence, the sensor component that is fitted with the mounting flange is designed as a retrofit part, while at least one water discharge port is disposed in the region of the mounting flange. | 05-06-2010 |
20100124389 | Wheel Bearing Apparatus Incorporated With A Wheel Speed Detecting Apparatus - A wheel bearing apparatus incorporating a wheel speed detecting apparatus has a wheel bearing with an outer member and an inner member. A sensor holder is injection molded from synthetic resin and is embedded with a wheel speed detecting sensor. The sensor holder is mounted on an inner side end of the outer member. The inner side seal of the seals includes an annular sealing plate, a slinger and a pulser ring. An anchoring portion is formed integrally with the metal core. The sensor holder is being integrally molded with the metal core from synthetic resin that surrounds the anchoring portion | 05-20-2010 |
20100129016 | SENSOR EQUIPPED WHEEL SUPPORT BEARING ASSEMBLY - This wheel support bearing assembly includes an outer member ( | 05-27-2010 |
20100129017 | SENSOR-EQUIPPED BEARING FOR WHEEL - 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 inner members, which unit includes a strain generating member having two contact fixing segments to be fixed to the stationary member and a sensor fitted to the strain generating member for detecting a strain induced in this strain generating member. The two contact fixing segments are arranged at respective positions held at the same phase in a direction circumferentially of the stationary member. | 05-27-2010 |
20100135604 | Sensor-Equipped Bearing for Wheel - A sensor-equipped bearing for a wheel rotatably supporting the wheel relative to a vehicle body includes an outer member ( | 06-03-2010 |
20100135605 | SENSOR DEVICE AND SENSOR-INTEGRATED ROLLING BEARING DEVICE - A core of a fixed-side sealing member has a fitting cylindrical part fitted with the fixed-side sealing member. An outer end portion of the fitting cylindrical part is insertion-molded to be disposed within a resin member. An outer edge portion of the fitting cylindrical part in an axial direction thereof is bent. | 06-03-2010 |
20100178001 | SPINDLE DEVICE - A spindle device is provided with a temperature sensor for detecting the temperature of an antifriction bearing or the temperature of a part of either one of a housing and a spindle which part is influenced by a temperature change of the antifriction bearing, and an abnormality detection section for detecting the abnormality of the antifriction bearing based on the change speed of the temperature of the antifriction bearing detected by the temperature sensor, so that the abnormality of the antifriction bearing can be detected more precisely. | 07-15-2010 |
20100202718 | WHEEL BEARING WITH SENSOR - A sensor-equipped wheel support bearing assembly capable of accurately detecting load without affected by hysteresis is provided. The assembly includes a vehicle body fitting flange having bolt holes at respective circumferential portions in the form of projecting pieces. A sensor unit including a strain generating member having contact fixing segments to be fixed to the stationary member and a cutout portion, and a sensor element for detecting strain in a periphery of the cutout portion is provided with the contact fixing segments at positions of the same size in an axial direction relative to the outer diametric surface of the stationary member. The contact fixing segments are spaced each other an angle about an axis of the stationary member, and the angle between the contact fixing segments at respective end portions of the sensor unit is smaller than half the angle between the projecting pieces. | 08-12-2010 |
20100209031 | HUB UNIT BEARING - A hub unit bearing H | 08-19-2010 |
20100209032 | PROTECTIVE COVER AND WHEEL ROLLING BEARING DEVICE INCORPORATING THE PROTECTIVE COVER - An annular recess is formed in a vehicle inner side of a wheel rolling bearing device. A protective cover is attached to an inner ring disposed in a bottom side of the recess to protect an annular magnetic encoder. A cover body of the protective cover is formed with an annular first disk portion covering the magnetic encoder, a cylindrical portion extending from a radial outer end of the first disk portion and fitted into an inner circumferential wall of the recess, and a second disk portion extending radially outward from an upper end of the cylindrical portion and covering the end portion of the outer ring located around the recess. The cover body is formed with a to-be-separated portion constituted by at least one of half-cut grooves and perforations extending in a radial direction of the cover body. The cover body is formed with lugs which are projected from the second disk portion. | 08-19-2010 |
20100226602 | Bearing Play Adjustment - A rotating machine is disclosed including a rotor, a stator, a radial bearing arranged for supporting radial forces between the rotor and the stator by mechanical contacts and a bearing housing. The bearing housing is provided in the stator or the rotor in direct mechanical contact with the radial bearing and the rotating machine further comprises a thermal energy exchanger, arranged in the bearing housing, and a thermal controller. The thermal energy exchanger is capable of providing both heat and cold, and the thermal controller is arranged to control the thermal energy exchange during operation of the rotating machine. The rotating machine is typically a large machine, such as a refiner. A method for vibration control of a rotating machine is also disclosed comprising measuring properties related to vibrational properties. | 09-09-2010 |
20100254642 | Roller Bearing Device Having Radial-Plane Arrangement Structure of Rotation Sensor - Provided is a roller bearing device, which is suitable for preventing misdetection of a rotation sensor when a moment load is applied. A thin motor | 10-07-2010 |
20100272380 | DRIVE AXLE ASSEMBLY WITH WHEEL SPEED MEASUREMENT SYSTEM - A wheel speed measurement system for a drive axle is provided within a differential assembly. The system includes a differential side bearing adjustment ring configured for adjusting the position of a differential carrier bearing assembly. A tone ring is provided having an inner bore to accommodate a coaxial axle shaft. A retainer ring member is snap-fit between the differential side bearing adjustment ring and the tone ring, permitting relative rotation of the tone ring. Sensors are provided in sensor mounts integrally formed on an exterior of a differential assembly housing. | 10-28-2010 |
20100296759 | ENCODER ELEMENT FOR DISPLAYING AN ADJUSTMENT OR MOVEMENT OF A BEARING CONSTITUENT - An economically producible and compact encoder element for displaying an adjustment and/or movement of a bearing constituent. The encoder element has a carrier and a magnetic or magnetizable encoder layer applied flatly to the carrier. The encoder layer is formed from a matrix material which is liquid in its raw state and a magnetic powder added thereto, and is applied directly to a carrier surface in the liquid raw state by a coating method. | 11-25-2010 |
20100303394 | SENSOR-EQUIPPED BEARING FOR WHEEL - A sensor-equipped wheel support bearing assembly capable of accurately detecting load acting on the vehicle wheel by reducing concentration of strain on a cutout portion corner area of a strain generating member in a sensor unit is provided. The wheel support bearing assembly having rolling elements interposed between rolling surfaces in outer and inner members, includes at least one sensor unit provided in a stationary member, which is one of the outer and inner members. The sensor unit includes a strain generating member, having two or more contact fixing segments secured to the stationary member in contact therewith, and a sensor fitted to the strain generating member for detecting a strain in the strain generating member. The strain generating member has a cutout portion between the contact fixing segments, and corner area of such cutout portion is of an arcuately sectioned shape. | 12-02-2010 |
20100303395 | METHOD FOR FORMING AN END-SIDE TOOTHING ARRANGEMENT - A method for forming an end-side toothing arrangement of a rolling bearing, in particular a wheel bearing. In a first method step, before the reshaping of an end piece of a hub, a die is axially arranged on the rolling hearing in a preassembled state and, in a second method step during the reshaping of the end piece and the shaping of the end-side toothing arrangement, the die radially delimits a radial recess of the rolling rivet collar as it forms. In addition, the die reduces or prevents radial widening of the inner ring. | 12-02-2010 |
20100310202 | SENSOR EQUIPPED WHEEL SUPPORT BEARING ASSEMBLY - A wheel support bearing assembly includes rolling elements ( | 12-09-2010 |
20100316316 | APPARATUS, SYSTEM AND METHOD FOR TRACKING A ROTATABLE OBJECT - Embodiments of the present invention provide a method, system and apparatus for tracking a rotatable object. A device for tracking a rotatable object comprises a body, the body comprising a tracking portion. A device for tracking a rotatable object further comprises an attachment section connected to the body, for attaching the device to the rotatable object. The body and the attachment section are configured for balanced rotation when the rotatable object rotates. | 12-16-2010 |
20110116732 | MACHINE HAVING A BACKUP BEARING WITH A LIQUID-METAL ANTI-FRICTION LAYER - A machine has a base ( | 05-19-2011 |
20110116733 | ROLLER BEARING ARRANGEMENT WITH A SENSOR UNIT - The invention relates to a roller bearing ( | 05-19-2011 |
20110182536 | LOAD DETECTING DEVICE FOR ROLLER BEARING AND ROLLER BEARING APPARATUS - A load detecting device for a roller bearing includes: a strain gauge that is provided in a roller arranged rollably between a first bearing ring and a second bearing ring and that detects a load applied to the roller; a position detecting sensor that detects a rotation position of the roller in a revolution direction of the roller; and a data logger that is provided for the roller and that records and stores a detection signal from the stain gauge. | 07-28-2011 |
20110255813 | Sensorized Bearing Unit - The present invention defines a bearing unit comprising a bearing provided with one or more strain sensors, where the bearing comprises an inner ring and an outer ring, and where the one or more strain sensors ( | 10-20-2011 |
20110262067 | Rolling Bearing with Integrated Sensor - This rolling bearing ( | 10-27-2011 |
20120014632 | SENSOR-EQUIPPED BEARING FOR WHEEL - A sensor-equipped wheel support bearing assembly capable of accurately estimating a load acting on a wheel, without the detecting accuracy deteriorated as a result of a long term use and/or a change in environment, is provided. The assembly includes a sensor unit provided in an outer member, which serves as a stationary member. The sensor unit has a strain generator and a sensor for detecting a strain occurring in the generator. A principal load estimator estimates the load acting on the wheel, with the use of an average value of a signal from the sensor, and an amplitude processed load estimator estimates the load, using amplitude of a signal wave outputted from the sensor, resulting from passage of rolling elements. A drift amount estimator estimates a drift amount of an estimated load output utilizing the average value and the amplitude, which is used to correct the estimated load. | 01-19-2012 |
20120020603 | ROLLER BODY FOR ROLLER BEARING - A roller body for a roller bearing includes at least one cavity extending from an end face of the roller body, at least one retaining element is disposed in the cavity, and at least one sensor is disposed in the cavity, such as in or on the retaining element. The sensor is at least partially surrounded by an elastic material in a protective manner. | 01-26-2012 |
20120027329 | FLANGE ASSEMBLY - This flange assembly ( | 02-02-2012 |
20120087610 | SEALING DEVICE WITH AN INTEGRATED ENCODER FOR BEARINGS - The device is to be fitted at a side of a bearing unit in order to seal a gap ( | 04-12-2012 |
20120099811 | BEARING ASSEMBLY WITH ROTATION SENSOR - A bearing assembly with a rotation sensor is proposed which can be fixed to a stationary member in the form of a thin plate formed with a through hole for positioning the bearing assembly so that its outer race can be easily rotationally fixed to the stationary member. The bearing assembly includes a stationary member ( | 04-26-2012 |
20120114277 | SENSOR-EQUIPPED BEARING FOR WHEEL - A sensor equipped wheel support bearing assembly for supporting a vehicle wheel rotatably relative to a vehicle body, including an outer member; an inner member; a plurality of rows of rolling elements interposed between the outer and inner member; a strain sensor unit, made up of a strain generating member and a sensor element fitted to the strain generating member for detecting strains induced in the strain generating member, is fitted to one of the outer and inner members, that serves as a stationary member; and a covering member that covers at least the sensor element sealingly, provided on a mounting surface of the strain generating member of the strain sensor unit, on which the sensor element is mounted, the covering member being made of a resin which is over-molded or an elastomer bonded by vulcanization. | 05-10-2012 |
20120128287 | LOAD-MEASURING BEARING UNIT - A bearing unit ( | 05-24-2012 |
20120134612 | BEARING ENCLOSURE WITH INTEGRATED WEAR DETECTION - An electro-mechanical fuse integrated into the enclosure of a bearing assembly of a generator or like component. Under normal operation, the electro-mechanical fuse provides continuity through a bearing sensing circuit. However, ball cage damage causes the fuse to open and, in turn, the bearing sensing circuit indicates bearing wear. Thus, damage to other generator components is greatly reduced because the generator is removed for maintenance in a timely manner. | 05-31-2012 |
20120183247 | ELECTRIC MACHINE WITH INTEGRATED BEARING TEMPERATURE SENSOR - An electric machine includes a housing and a shaft arranged within the housing. The shaft includes a first end portion and a second end portion. At least one bearing is mounted at one of the first end portion of the shaft and the second end portion of the shaft. A stator is mounted within the housing and a rotor is mounted relative to the shaft and rotatable relative to the stator. A temperature sensor is integrated into the housing at the at least one bearing. The temperature sensor includes a sensing element that detects a temperature of the at least one bearing. | 07-19-2012 |
20120189234 | Wheel Bearing Apparatus Incorporated With A Rotational Speed Detecting Apparatus - A wheel bearing apparatus incorporating a rotational speed detecting apparatus has an axially extending through bore formed in a mounting portion. A bottomed cylindrical sensor receptacle is integrally molded with the through bore. The sensor receptacle is press-formed from a non-magnetic steel sheet. The bottom portion of the sensor receptacle is arranged to oppose the pulser ring via a predetermined axial gap. | 07-26-2012 |
20120201486 | BEARING WITH SENSOR - Disclosed is a bearing assembly with a sensor, in which a sensor holder that is formed of a synthetic resin and is the annular member having ends is supported on an outer race using a circumferential groove of the outer race of a rolling bearing, and the sensor holder is adapted to be strongly fixed in position by a spring member having circumferential half-split elastic recovery portions. Because spring forces by which the sensor holder is strongly fixed in position as described above can be increased, the sensor holder can be more strongly fixed in position. A spring member ( | 08-09-2012 |
20120230621 | Wheel Bearing Apparatus Incorporated With A Rotational Speed Detecting Apparatus - A wheel bearing apparatus incorporating a rotational speed detecting apparatus has an outer member, an inner member and double row rolling elements contained between inner and outer raceway surfaces of the inner and outer members. A pulser ring is fit onto the outer circumference of the inner ring. A cylindrical sensor cap is fit into the inner circumference of the inner-side end of the outer member. A mounting portion axially projects from a radially outer portion of the sensor cap. An inserting bore is formed in the mounting portion so that it axially extends at a position corresponding to the pulser ring. A sensor unit is mounted in the inserting bore. A rotational speed sensor is embedded in the sensor unit to oppose the pulser ring, via a predetermined axial air gap. The position of a gate of a mold is set on the mounting portion of the sensor cap. | 09-13-2012 |
20120230622 | ROLLING BEARING - A rolling bearing includes: fitting grooves of a rotating ring for mounting seal devices formed on both end surfaces of the rotating ring into same shapes; and seal grooves of a stationary ring formed on both end surfaces of the stationary ring into shapes symmetrical about a rolling element, wherein: each of the pair of seal devices is configured by connecting a fitting portion made of an elastic material to be fit to the seal fitting groove to an end portion of each core metal, and a seal lip portion made of an elastic material to be brought into sliding contact with the seal groove to the other end portion; the pair of seal devices are formed into shapes symmetrical about the rolling element; and a magnet portion facing a magnetic sensor of a magnetic encoder is bonded to one of the core metals. | 09-13-2012 |
20120294560 | Wheel Bearing Device for Motor Vehicles - A wheel bearing device for a motor vehicle, having an inner ring arrangement, formed for rotationally fixed reception of a first rotary partner, particularly an axle stump, or a shaft, an outer ring arrangement, which is connected and/or connectable and rotationally fixed with a second rotary partner, a multitude of rolling elements, which roll between the inner ring arrangement and the outer ring arrangement, so that inner ring arrangement and outer ring arrangement and/or the rotary partners are rotatable against each other, and an electric sensor device, which, using mechanical contact, is arranged and/or formed for detecting an operating status of the wheel bearing device. The sensor device has a stationary sensor element and a rotating sensor element, which can work together to form the mechanical contact. One of the sensor elements is connected with the inner ring arrangement without the interposition of the first rotary partner. | 11-22-2012 |
20120294561 | Wheel Bearing Device for Motor Vehicles - A wheel bearing device for a motor vehicle, having an inner ring arrangement, formed for rotationally fixed reception of a first rotary partner, particularly an axle stump, or a shaft, an outer ring arrangement, which is connected and/or connectable and rotationally fixed with a second rotary partner, a multitude of rolling elements, which roll between the inner ring arrangement and the outer ring arrangement, so that inner ring arrangement and outer ring arrangement and/or the rotary partners are rotatable against each other, and an electric sensor device, which, using mechanical contact, is arranged and/or formed for detecting an operating status of the wheel bearing device. The sensor device has a stationary sensor element and a rotating sensor element, which can work together to form the mechanical contact. One of the sensor elements is connected with the inner ring arrangement without the interposition of the first rotary partner. | 11-22-2012 |
20130004108 | BEARING ASSEMBLY COMPRISING A BEARING - A bearing assembly ( | 01-03-2013 |
20130011087 | ROLLER BEARING DEVICE HAVING RADIAL-PLANE ARRANGEMENT STRUCTURE OF ROTATION SENSOR - Provided is a roller bearing device, which is suitable for preventing misdetection of a rotation sensor when a moment load is applied. A thin motor | 01-10-2013 |
20130011088 | WHEEL BEARING ARRANGEMENT WITH SENSOR STOP - A wheel bearing arrangement, especially for utility vehicles, having a rotating outer ring ( | 01-10-2013 |
20130022302 | ROLLER BEARING DEVICE HAVING RADIAL-PLANE ARRANGEMENT STRUCTURE OF ROTATION SENSOR - Provided is a roller bearing device, which is suitable for preventing misdetection of a rotation sensor when a moment load is applied. A thin motor | 01-24-2013 |
20130028548 | Wheel Bearing Apparatus Incorporated With A Rotation Speed Detecting Apparatus - A wheel bearing apparatus incorporating a rotation speed detecting apparatus has an outer member, an inner member, double row rolling elements, a pulser ring, a cup-shaped sensor cap and a rotation speed sensor. The sensor cap is press-formed from anti-corrosion steel sheet into a cup-shaped configuration with a cylindrical fitting portion, to be press-fit into the end of the outer member, and a bottom portion, extending radially inward from the fitting portion to cover the inner-side end of the inner member. The rotation speed sensor is oppositely arranged so that it abuts or is positioned in close proximity to the bottom portion and accordingly the pulser ring. The rotation speed sensor and pulser ring oppose one another a predetermined axial air gap via the bottom portion. An elastic member is pressed and elastically deformed between the fitting portion of the sensor cap and the end of the outer member. | 01-31-2013 |
20130044972 | Wheel Bearing Apparatus - A wheel bearing apparatus has a cylindrical pilot portion adapted to be fit into a knuckle. The pilot portion has a first guiding portion and a second guiding portion. A fitting width (A) of the first guiding portion with the knuckle is set larger than a fitting width (B) of the second guiding portion with the knuckle (A>B). An outer diameter D | 02-21-2013 |
20130101245 | Wheel Bearing Apparatus Incorporated With A Rotational Speed Detecting Apparatus - A wheel bearing apparatus incorporating a rotational speed detecting apparatus has an outer member, an inner member and double row rolling elements contained between inner and outer raceway surfaces of the inner and outer members. A pulser ring is fit onto the outer circumference of the inner ring. A cylindrical sensor cap is fit into the inner circumference of the inner-side end of the outer member. A mounting portion axially projects from a radially outer portion of the sensor cap. An inserting bore is formed in the mounting portion so that it axially extends at a position corresponding to the pulser ring. A sensor unit is mounted in the inserting bore. A rotational speed sensor is embedded in the sensor unit to oppose the pulser ring, via a predetermined axial air gap. The position of a gate of a mold is set on the mounting portion of the sensor cap. | 04-25-2013 |
20130121629 | BEARING ASSEMBLY WITH ROTATION SENSOR - An annular sensor holder ( | 05-16-2013 |
20130177269 | WHEEL BEARING WITH SENSOR - A sensor equipped wheel support bearing assembly, in which a continuous estimated load can be obtained depending on various inputted load conditions is provided. The sensor equipped wheel support bearing assembly includes a sensor unit provided in a stationary member, and a load estimating unit. The load estimating unit includes a load estimation calculating section for calculating the load using an estimation calculating equation, an evaluation value calculation section for calculating an evaluation value, which provides a parameter switching index in the estimation calculating equation, from sensor output signals, and a parameter switching section for switching the parameter based on a comparison result of the evaluation value with a threshold value. The load estimation calculating section includes a calculation correcting block for correcting the calculation result on both sides of the threshold value within a predetermined evaluation value region containing the threshold value. | 07-11-2013 |
20130188897 | BEARING MONITORING USING A FIBER BRAGG GRATING - A rolling element bearing comprises a groove with preferably an indentation in the bottom down the middle of the groove all around the bearing. The groove is to both accommodate a Bragg grated optical fibre and to increase the perceived sensitivity of the optical fibre by weakening the bearing and thereby creating larger deformation for specific loads/vibrations than if the groove was not there. | 07-25-2013 |
20130202235 | Sensor Subassembly for a Vehicle and Device for Measuring Rotational Movements of a Wheel Bearing - A sensor subassembly for a vehicle has at least one sensor unit arranged in a cap-shaped plastic part. The cap-shaped plastic part is carried by a retaining bush and seals off the retaining bush at one end. An associated device is configured to measure rotational movement of a wheel bearing. A resilient sealing and compensating element in pressed in between the-shaped plastic part and the retaining bush, in a first sealing area for sealing off a first leakage path, so that the cap-like plastic part, in conjunction with the sealing and compensating element, seals off the retaining bush tightly at one end. | 08-08-2013 |
20130223778 | WHEEL BEARING WITH SENSOR - Provided is a sensor-equipped wheel support bearing assembly for rotatably supporting a wheel, including a sensor unit associated with one of outer and inner members that serve as a stationary member. The sensor unit includes a strain generator member that has at least three fixation contact segments fixedly in contact with the stationary member and at least two strain sensors mounted on the strain generator member. A first load estimator is provided to estimate load acting on the bearing assembly, using an average value of output signals of the sensors. A second load estimator is provided to estimate load acting on the bearing assembly, using the average value and an amplitude value of output signals of the sensors. An estimated load provider is provided to sum these outputs from the load estimators in a ratio that depends on wheel rotation speed, for outputting an estimated load. | 08-29-2013 |
20130272636 | ROLLING BEARING FOR ROTATIVELY MOUNTING A MACHINE ELEMENT - The present invention relates to a rolling bearing for rotatively mounting a machine element, including a sensor for measuring a mechanical load acting on the rolling bearing. The rolling bearing can be a wheel bearing of a motor vehicle, for example, or the bearing of a gearbox shaft. The rolling bearing includes a first bearing ring and a second bearing ring, which can be rotated with respect to the first bearing ring. A bearing inner space, which has at least one first axial section in which rotatable rolling elements are arranged, is formed between the first bearing ring and the second bearing ring. The rolling bearing further includes at least one sensor for measuring a mechanical load acting on the rolling bearing, in particular for measuring a force or torque, or a physical variable derived from a force or torque, for example, angular momentum or mechanical tension. | 10-17-2013 |
20130272637 | ROLLING BEARING SENSOR WITH ANTI-ROTATIONAL MEANS - A rolling bearing sensor, especially a rotational speed sensor, having a housing and a signal pick-up which is arranged in the housing in a manner secured against rotation and is arranged, with the housing, in a stationary receptacle in a stationary part of a rolling bearing or in a stationary component adjoining a rolling bearing, for example, an axle journal, where the housing has an outer design via which the rolling bearing sensor in the receptacle is secured against rotation in a form-fitting manner. The sensor may have a groove which runs in the axial direction and interacts with a screw or a projection. Alternatively, a securing element which predefines a defined angular position may be pushed onto the sensor. | 10-17-2013 |
20130301966 | TEMPORARY SUPPORT MEMBER FOR A SENSOR UNIT OF A BEARING, SENSING SUB-ASSEMBLY AND BEARING ASSEMBLY COMPRISING SUCH A SUPPORT MEMBER - This temporary support member for a sensor unit of a bearing assembly is stackable with a similar support member when a sensor unit is mounted on each one of the support member and the similar support member. | 11-14-2013 |
20130322800 | TEMPORARY SUPPORT MEMBER FOR A SENSOR UNIT OF A BEARING, SENSING SUB-ASSEMBLY AND BEARING ASSEMBLY COMPRISING SUCH A SUPPORT MEMBER - A temporary support member for a sensor unit of a bearing assembly having a first part for accommodating at least a part of a sensor body of the sensor unit, a second part for accommodating, in a coiled configuration, a cable connected to the sensor body and a third part for accommodating a connector mounted at a free end of the cable. | 12-05-2013 |
20130322801 | LOAD SENSING ON THE BASIS OF TRANSVERSE DEFORMATION - The sensing of a mechanical load on a rolling element bearing, in operational use of the bearing, is carried out by measuring the strain on a surface ( | 12-05-2013 |
20140003751 | ROLLING BEARING DEVICE EQUIPPED WITH AN IC TAG | 01-02-2014 |
20140010488 | INSTRUMENTED BEARING - This instrumented bearing comprises a bearing and a sensor unit for sensing the angular position of the rotatable ring with respect to the fixed ring of the bearing, an encoder element which is fastened to the rotatable ring, and a sensing element fastened to the fixed ring, adapted to sense a parameter representative of the rotation speed of the rotatable ring. The sensing element is mounted in a casing fastened with the fixed ring. The casing provides a peripheral wall mounted on the fixed ring and which includes at least one snap portion adapted to be received in a recess of a surface of the fixed ring, and at least one axial blocking portion adapted to abut against a lateral surface of the fixed ring, perpendicular to the rotation axis of the instrumented bearing. Each snap portion and each blocking portion alternate around a central axis (X | 01-09-2014 |
20140086517 | SENSOR-EQUIPPED WHEEL BEARING - A wheel support bearing assembly, including rolling elements interposed between raceway surfaces of an outer member and an inner member, one of the members serving as a stationary member, a plurality of sensor units, each including a strain generator member having at least two fixation contact segments and at least two sensors mounted on the strain generator member to sense strain in the strain generator member. The strain generator members are formed of a single band-shaped strain generator body continuously joining the plurality of sensor units. The at least two fixation contact segments are arranged at the same axial positions and spaced from each other along a circumferential direction of an outer diametric surface of the stationary member. Load on the wheel support bearing assembly is estimated by an estimator based on output signals of the at least two sensors. | 03-27-2014 |
20140093199 | BEARING UNIT FOR RAILWAY VEHICLE - A bearing unit for a railway vehicle, which is disposed in an axle box disposed at each of opposite ends of an axle of a railway vehicle, includes an inner ring secured to the axle; an outer ring disposed outside the inner ring, and secured to the axle box; and rolling elements rollably disposed between the inner ring and the outer ring. A displacement-load sensor is disposed at an inner peripheral surface of the outer ring. | 04-03-2014 |
20140140648 | BEARING ASSEMBLY INCLUDING IC TAG - A bearing assembly includes an IC tag with information to be reliably exchanged between the IC tag and an external reader/writer, and a rolling bearing including outer and inner races and rolling elements disposed between the outer and inner races. The IC tag communicates with the external reader/writer device without contacting the reader/writer device, is attached to a metal member of the rolling bearing, includes a tag antenna, and is configured so information can be exchanged between the tag antenna and a reader/writer antenna of the reader/writer device by forming a closed magnetic circuit between the tag antenna and the reader/writer antenna. The IC tag is received in a hole in a metal member surface. The tag antenna includes at least two protrusions facing the opening of the hole and arranged so magnetic fluxes leaving/entering the protrusions pass inside the edge defining the hole opening and extend outside the hole. | 05-22-2014 |
20140169715 | BEARING, HOUSING INCLUDING A SET OF BEARINGS, ASSOCIATED METHOD AND COMPUTER PROGRAM - The invention relates to a bearing ( | 06-19-2014 |
20140185973 | ROTATION DETECTION SET AND BEARING ASSEMBLY COMPRISING SUCH A DETECTION SET - This rotation detection set comprises an encoder washer rotatable around a rotation axis, at least one sensor adapted to detect a rotation parameter of the encoder washer through an air gap (G), a support member for holding the sensor with respect to the rotation axis and a mounting member for immobilizing the support member with respect to a fixed structure. The mounting member is made of one piece of magnetic material and has a first wall located on the same side of the air gap (G) as the encoder washer and a second wall located on the same side of the air gap as the sensor whereas a magnetic body of the encoder washer, the air gap (G) and the sensor are located in a volume defined by the mounting member between the two walls. | 07-03-2014 |
20140193108 | BEARING UNIT FOR A VEHICLE WHEEL - A bearing unit for a vehicle wheel is provided having an axis of rotation and a radially outer stationary ring including a tubular axial lug delimited by an outer cylindrical surface, and with a flange transverse to the axis of rotation and axially delimited. A radially inner rotatable ring defines, with the ring, a space. An encoder is fixed to the inner ring and extends outside of the space and in front of the axial lug. A protective cover mounted on the axial lug to protect the encoder and close off the space. The stationary ring includes a shaped annular channel formed across the axial surface and delimited axially by a bottom surface and the side wall with a bent edge arranged axially in abutment against the bottom surface of the annular channel. Sealing means are arranged between the bent edge and the bottom surface to seal the annular channel. | 07-10-2014 |
20140193109 | BEARING UNIT FOR A VEHICLE WHEEL - A bearing unit for a vehicle wheel having a radially outer stationary ring provided with an axial lug, with a flange transverse to an axis of rotation and with an annular channel formed between the axial lug and the flange and delimited axially by a bottom surface. A radially inner rotatable ring defining, together with the stationary ring, a space; an encoder fixed onto the inner ring and extending outside of the space and in front of the axial lug; a protective cover mounted on the axial lug to protect the encoder and close off the space and provided with a side wall mounted on the outer cylindrical surface and having a bent edge arranged axially in abutment against the bottom surface of the annular channel; sealing means disposed between the cylindrical side wall and the tubular axial lug to seal the cylindrical side wall on the outer cylindrical surface. | 07-10-2014 |
20140205225 | Vehicle Wheel Bearing - A wheel bearing unit for use with a drum brake including an outer ring and an inner ring. The drum brake having a brake drum and a tie plate. A rotational speed measurement unit having a sensor and a transmitter ring is located in a transmitter chamber defined by the wheel bearing and the back plate. A ventilation duct connects the transmitter chamber to an inner space of the drum brake. | 07-24-2014 |
20140212081 | WHEEL BEARING APPARATUS WITH SENSOR - At least one or more sensor for detecting a load acting on a wheel support bearing apparatus is provided in such bearing device, a signal processor for processing an output signal of those sensors to generate a signal vector and a load calculator for calculating the load, which acts on a vehicle wheel, from the signal vector, are provided. The load calculator has a function of determining the presence or absence of a predetermined state of a vehicle, which may affects a result of calculation of the load, and performing two types of calculation process appropriate to the presence or absence. The presence or absence of the predetermined state of the vehicle, which is determined by the load calculator is, for example, ON/OFF of a brake. | 07-31-2014 |
20140219593 | TORQUE SENSOR BEARING ARRANGEMENT AND METHOD - A torque sensor bearing arrangement for a shaft having first and second bearings, each with respective inner ring and outer rings with rolling elements therebetween. The bearings are located at first and second ends of the shaft. First and second sensing rings are connected to the outer rings of the bearings. First and second marking rings are connected to the inner rings, spaced apart from and aligned with the respective first and second sensing rings. The marking rings each have a wavy surface facing the respective sensing ring to form respective first and second sensors from the respective sensing ring—marking ring pairs. The sensors detect a rotational angle position of the shaft and provide a signal. A controller receives signals from the first and second sensors and calculates at least one of torque or an angular speed of the shaft based on signals from the first and second sensors. | 08-07-2014 |
20140248014 | ROLLING BEARING - A rolling bearing is provided including an inner bearing ring ( | 09-04-2014 |
20140321784 | WHEEL BEARING ARRANGEMENT WITH ENCODER PROTECTION AND CENTERING DEVICE - A wheel bearing arrangement having an outer ring ( | 10-30-2014 |
20140376848 | Arrangement of a wheel hub connected to a constant velocity joint provided with a flexible seal device - An arrangement including a portion of a radially outer lateral surface of an inner ring of wheel hub on which an annular step is formed on the side of a constant velocity joint. The step is an L-shaped fold of a sleeve portion of a first shield that is protrudingly mounted, a flange portion of which shield radially extends so as to protrude towards an outer ring of a wheel hub, in front of a flange portion of a second shield; the L-shaped fold defines, with a wing thereof, a tubular element arranged straddling wheel hub and an outer ring of the constant velocity joint, which has a free end supporting an annular seal; an annular signal generating insert completely covers a face of the flange portion where it is provided with a shallow recess defining, together with the L-shaped fold, a thrust shoulder for mounting the first shield. | 12-25-2014 |
20150049970 | SENSOR FOR WEAR MEASUREMENT, METHOD FOR MAKING SAME, AND METHOD FOR OPERATING SAME - A spherical bearing comprising:
| 02-19-2015 |
20150055903 | WHEEL BEARING HAVING A SENSOR HOLDER - A wheel bearing having a sensor holder ( | 02-26-2015 |
20150078691 | Hub Unit Bearing - Provided is a hub unit bearing wherein a cover can be firmly fitted with an outer ring member, and it is difficult for foreign matter to enter inside through a water drainage hole formed in the cover. The cover that covers the inside end section in the axial direction of the hub unit bearing includes a disk section, a small-diameter cylindrical section bent in the axial direction from the outer perimeter edge section of the disk section and a large-diameter cylindrical section. A cut and raised section that is cut and raised toward the inside in the radial direction is formed in the small-diameter cylindrical section, and a water drainage hole that passes through from inside to outside the cover is provided in the portion that is cut and separated from the small-diameter cylindrical section. | 03-19-2015 |
20150117806 | MAGNETIC ENCODER AND BEARING DEVICE INCLUDING MAGNETIC ENCODER - A magnetic encoder | 04-30-2015 |
20150131934 | MAGNETIC ENCODER TYPE HUB BEARING UNIT - A magnetic encoder type hub bearing unit may include a sealed cap which is coupled to a knuckle for fixing a hub bearing located on a hub so that an inner space for blocking the hub bearing to the outside is defined, an inner housing made of a steel material being exposed toward the inner space, an encoder which is located in the inner space while being spaced apart from a surface of the inner housing, and a WSS (Wheel Speed Sensor) which is inserted into the sealed cap such that a sensor head portion is located toward the surface of the inner housing, wherein an air gap is formed by a distance between the encoder and the surface of the inner housing and a thickness of the inner housing. | 05-14-2015 |
20150147013 | Hub Unit Bearing - Provided is a hub unit bearing wherein a cover can be firmly fitted with an outer ring member, and it is difficult for foreign matter to enter inside through a water drainage hole formed in the cover. The cover that covers the inside end section in the axial direction of the hub unit bearing includes a disk section, a small-diameter cylindrical section bent in the axial direction from the outer perimeter edge section of the disk section and a large-diameter cylindrical section. A cut and raised section that is cut and raised toward the inside in the radial direction is formed in the small-diameter cylindrical section, and a water drainage hole that passes through from inside to outside the cover is provided in the portion that is cut and separated from the small-diameter cylindrical section. | 05-28-2015 |
20150292966 | MACHINE ARRANGEMENT - A machine arrangement, including at least one bearing ring, wherein a glass fiber is connected with the machine arrangement. To allow a proper measurement of stresses, even at curved surfaces of the machine arrangement as it is typical in the case of bearing rings, the connection between the glass fiber and the machine arrangement is established by a glass material. The glass material is connected by material bonding with the machine arrangement as well as with the glass fiber. | 10-15-2015 |
20150300405 | ACOUSTIC EMISSION MEASUREMENTS OF A BEARING ASSEMBLY - A bearing assembly comprising a rolling element bearing and an acoustic emission unit. The rolling element bearing is provided with at least a bearing seal, wherein the acoustic emission unit is arranged on the bearing seal. The assembly also provides an improved method for measuring acoustic emissions in a bearing assembly. | 10-22-2015 |
20150300412 | RESOLVER BEARING - A compact resolver bearing constructed in a particularly simple manner is provided. The corresponding coils P, S are arranged in the annular chamber formed between the bearing rings, the annular chamber being sealed by two circular ring discs, each of said circular ring discs being non-rotatably mounted on another ring and extending radially in the direction of the other ring while maintaining a slight axial distance A from the respective other circular ring disc. In order to modulate the magnetic flux generated by the toroidal coil P | 10-22-2015 |
20150323010 | MECHANICAL SYSTEM EQUIPPED WITH ACTIVE MICROCAPSULES FOR CONDITION MONITORING - A mechanical system comprising at least one moving component and a lubricant. The mechanical system also comprises a plurality of at least one type of microcapsule consisting of a shell, which, under the effect of a variation of a given characteristic physical parameter of the mechanical system, is capable of releasing particles. The dispersion of the particles is identifiable by a system located external to the mechanical system. | 11-12-2015 |
20150323013 | FIBER SENSOR ASSEMBLY - A bearing which includes a bearing ring and rolling elements. The bearing ring includes an outer surface, having a groove around a circumference of the outer surface, wherein the groove is adapted to accommodate a fiber sensor. The bearing further comprises a clamping element, wherein the clamping element retains the fiber sensor with a clamping force acting in a radial direction of the bearing ring such that the fiber sensor intimately engages the bearing ring. Due to the clamping force, relative movement of the fiber sensor can be reduced. | 11-12-2015 |
20150337903 | SENSOR ARRANGEMENT HAVING AN ANGLE SENSOR AND A ROLLING BEARING ARRANGEMENT - The invention relates to a sensor arrangement having an angle sensor for the measurement of rotations. The angle sensor is multipolar such that measurements are possible by means of n poles. First of all the angle sensor comprises a sensor ring surrounding an axis of rotation ( | 11-26-2015 |
20150343841 | WHEEL HUB ROLLING BEARING UNIT WITH A SIGNAL EMITTER ON A HIGHER AREA OF AN INNER RING WITHIN A SEALING CAP HAVING A PROTRUSION FOR SECURING A SENSOR - A roller riveting assembled hub bearing unit, the inner ring ( | 12-03-2015 |
20150355075 | ROLLING BEARING AND SENSOR ASSEMBLY INCLUDING THE SAME - A rolling bearing including at least two bearing rings and one set of rolling elements arranged in a space between the bearing rings. The space between the bearing rings is filled with grease. At least one of the bearing rings and/or the rolling elements is made of steel. The bearing can be provided with at least one electrode made from a non-ferrous material, wherein at least one surface of the electrode is in contact with the grease. | 12-10-2015 |
20150369279 | CIRCUIT BOARD FOR CONNECTING A DEFORMATION SENSOR TO A SIGNAL-PROCESSING CIRCUIT - A circuit board ( | 12-24-2015 |
20150375563 | VEHICLE-WHEEL BEARING DEVICE WITH SENSOR - A vehicle-wheel bearing device with a sensor of the present invention includes a plurality of sensors, mounted to a vehicle-wheel bearing, for detecting load thereon, and signal processor for processing an output signal therefrom to generate a signal vector, and load calculator for calculating load acting on a wheel based on the signal vector. The load calculator includes: a coefficient conversion processing unit for calculating an actual-state load estimation coefficient MC that is a load estimation coefficient for a state where the bearing is mounted to an actual vehicle, based on a standard load estimation coefficient MB that is a determined standard load estimation coefficient for the bearing; and a load calculation unit for calculating load on the wheel based on the signal vector and the actual-state load estimation coefficient MC calculated by the coefficient conversion processing unit. | 12-31-2015 |
20160009128 | Wheel Bearing Apparatus | 01-14-2016 |
20160025137 | ROLLING BEARING APPARATUS AND LUBRICATION UNIT - A rolling bearing apparatus includes a lubrication unit provided adjacently to an annular space formed between an inner ring and an outer ring. The lubrication unit includes a tank that stores a lubricant to be supplied to an annular space and that has an outlet portion through which the lubricant flows out. The tank has a flexible bag in which the lubricant is stored. The bag is filled with the lubricant and allows the lubricant to flow out through the outlet portion as a volume of the bag decreases. | 01-28-2016 |
20160025138 | ROLLING BEARING APPARATUS AND LUBRICATION UNIT - A rolling bearing apparatus includes: a bearing portion with an inner ring, an outer ring, balls, and a cage; and a lubrication unit provided adjacently to an annular space formed between the inner ring and the outer ring. The lubrication unit apparatus includes a pump that supplies a lubricant to the annular space and a tank in which a lubricant is stored. The pump has a housing portion filled with the lubricant and a driving portion that drives the lubricant in the housing portion to discharge the lubricant into the annular space. In order to detect insufficiency of the lubricant, the lubrication unit further includes a sensor provided in the pump and having an output that changes according to an amount of the lubricant in the housing portion. | 01-28-2016 |
20160025139 | ROLLING BEARING APPARATUS AND LUBRICATION UNIT - A rolling bearing apparatus includes a bearing portion with an inner ring and an outer ring, and a lubrication unit provided adjacently to an annular space formed between the inner ring and the outer ring. The lubrication unit has a tank in which a lubricant to be supplied to the annular space is stored and which enables the lubricant to flow out through a lower part of the tank. The lubricant is electrically conductive. The lubrication unit further includes a first electrode provided in the lower part in the tank, a second electrode provided at a position higher than a position of the first electrode in the tank, and a wiring section electrically connected to the first electrode and the second electrode so as to allow electric continuity between the first electrode and the second electrode to be detected. | 01-28-2016 |
20160025144 | STEERING COLUMN SUPPORT BEARING - A bearing assembly ( | 01-28-2016 |
20160025619 | METHOD FOR OPERATING A BEARING - A method for operating a rolling-element bearing includes manufacturing a lubricating grease by mixing a first pigment having a first color with a first grease component to form a first colored grease component, mixing a second pigment having a second color different than the first color with a second grease component to form a second colored grease component, and mixing the first and second colored grease components to form a grease having a grease color. The method also includes lubricating the rolling element bearing with the grease, operating the bearing, measuring the color of the grease and providing a signal when the grease color becomes a predetermined grease color. | 01-28-2016 |
20160032981 | ROLLING BEARING WITH INTEGRATED ELECTRICAL SHUNT - A rolling bearing assembly with electrical discharge damage protection is provided. The rolling bearing assembly includes radially inner and outer bearing rings that each have a race. A roller assembly including a plurality of rolling elements that are supported to roll on the races is provided. A shield extends radially between the radially outer ring and the radially inner ring. The shield includes a body portion with one radial end that is fixed to one of the radially inner or outer rings, at least one electrically conductive seal on a surface of the body portion, and a plurality of filaments extending on an opposite radial end of the body portion from the fixed radial end that contacts the other of the radially inner or outer rings. | 02-04-2016 |
20160047715 | SENSOR UNIT AND BEARING INCLUDING THE SAME - A sensor unit for a bearing including at least one inner ring and at least one outer ring, wherein the sensor unit is configured to detect at least one state variable of the bearing. The sensor unit is embedded in a recess of one of the inner ring or the outer ring. | 02-18-2016 |
20160059626 | ROLLING BEARING, IN PARTICULAR VEHICLE HUB BEARING UNIT, HAVING A SEALING COVER - A rolling bearing constituting a vehicle hub bearing unit, including an outer ring, an inner ring, a plurality of rolling bodies interposed between the inner and outer rings, and a cover driven with axial and radial interference on a first end of the outer ring, which it fluid-tightly closes; wherein the cover is formed by a plastic made body, made of a synthetic plastic material, and by a cylindrical metal sleeve co-molded with the plastic made body; between the cover and the outer ring there being arranged an annular sealing element housed with axial clearance in a seat of the outer ring made at least in part on the radially inner surface of the outer ring; a sealant being arranged between the metal sleeve and the plastic body. | 03-03-2016 |
20160061268 | Roller Bearing Having Sensor, Motor, and Actuator | 03-03-2016 |
20160076586 | BEARING DEVICE INCLUDING A CLAMPING RING - A bearing device including a clamping ring for retaining and preloading a bearing in a housing, and a sensor unit for detecting at least one state variable of the bearing. The sensor unit is embedded in a recess of the clamping ring. | 03-17-2016 |
20160108969 | BEARING SYSTEM AND CAGE FOR BEARING - A bearing system and a cage for a bearing are provided. The bearing system includes a bearing, the bearing including: an outer race; an inner race; a roller which is disposed between the outer race and the inner race in a radial direction of the bearing; and a cage which is also disposed between the outer race and the inner race in the radial direction of the bearing and used for keeping the roller. The bearing system further includes a condition monitoring system, the condition monitoring system including: an RFID chip which is fixed to the cage; a printed circuit wire with which the RFID chip is electrically connected, and which is disposed along a circumferential body of the cage and remains conductive so long as a portion of the cage covered by the printed circuit wire is kept intact; and an RFID reader which can communicate with the RFID chip through a radio frequency signal to monitor a condition of the cage. The technical solution of the invention can monitor the condition of the bearing cage more effectively and reliably. | 04-21-2016 |
20160123401 | ROLLING-CONTACT BEARING WITH OUTER RING IN THE FORM OF A SECTION OF A SPHERE AND WITH A SENSOR MEMBER - A rolling-contact bearing comprising an inner ring, an outer ring with an outer surface in the form of a section of a sphere, rolling bodies between the inner ring and the outer ring, an encoder washer constrained to rotate with the inner ring, a sensor member being designed to detect a rotation of the encoder washer, and a support member having an inner surface in the form of a section of a sphere, the inner surface being designed to be in sliding contact with the outer surface of the outer ring. The support member is designed to hold the sensor member, in relation to the encoder washer, in a position in which the sensor member can detect a rotation of the encoder washer. The sensor member includes a transponder intended to communicate wirelessly with a detector. | 05-05-2016 |
20160123839 | BEARING APPARATUS - Bearing apparatus comprising: an inner race; an outer race; a roller element positioned between the inner race and the outer race; a first sensor to sense displacement of one of: the inner race, the outer race, and the roller element, and to provide a first signal for the sensed displacement to enable a load on the bearing apparatus to be determined. | 05-05-2016 |
20160146254 | SEAL AND BEARING ASSEMBLY INCLUDING THE SEAL - A seal configured to seal a gap between a first component and a second component to at least partially retain a fluid on a first side of the seal in a space between the first component and the second component, the seal including a seal body having a radially outer periphery and a central opening configured to receive the first component or the second component, at least one sensor configured to detect a characteristic of the fluid and an adapter. The at least one sensor is disposed on the adapter, and the adapter has a first portion extending through the seal body at a location spaced from and radially between the radially outer periphery and the central opening and a second portion axially abutting the seal body on the first side of the seal. | 05-26-2016 |
20160146256 | INSTRUMENTED BEARING AND METHOD OF MANUFACTURING SUCH AN INSTRUMENTED BEARING - An instrumented bearing, which includes an outer race and an inner race between which a rolling chamber is delimited. Rolling bodies are disposed in the rolling chamber. The bearing additionally includes a member isolating the rolling chamber from the outside; and a measuring device including at least one sensor adapted to measure at least one operating parameter of the instrumented bearing. At least one measuring device can be mounted to the member isolating the rolling chamber from the outside. | 05-26-2016 |
20160153498 | ROLLING BEARING ASSEMBLY | 06-02-2016 |
20160160910 | BEARING STRUCTURE - Bearing structure including a first bearing, surrounded by a housing, having a first inner and outer race and first set of rolling elements between the inner and outer races and a second bearing having a second inner and outer race and second set of rolling elements between the second inner and outer races. A first compliant element is connected to the first outer race. A rigid diaphragm is connected to the first outer race between the compliant element and outer race, and is connected to the housing at its outer end. The first compliant element, outer race and rigid diaphragm at least partly define a pressure chamber. The first outer race is axially slidable relative to the second such that a pressure increase in the chamber changes the axial spacing between the first and second outer races, inducing additional axial load on the bearings which helps balance thrust load sharing. | 06-09-2016 |
20160160911 | BEARING STRUCTURE - Load sharing stacked bearing structure including first bearing having a first inner race, first outer race and first set of roller elements housed between first inner race and first outer race and a second bearing having a second inner race, second outer race and second set of roller elements housed between second inner race and the second outer race. A housing surrounds the first and second bearings. First compliant element is provided with the first compliant element connected between the housing and the first outer race. The first compliant element, first outer race and housing define at a pressure chamber. The first outer race axially slidable relative to the second outer race such that an increase in pressure in pressure chamber causes a change in axial spacing between the outer races. This induces an additional axial load on the bearings which helps balance thrust load sharing. | 06-09-2016 |
20160169278 | SENSOR DEVICE WITH MOUNTING MEANS | 06-16-2016 |
20160169288 | ROLLING-ELEMENT BEARING FOR A GEARING | 06-16-2016 |
20180024157 | IMPULSE RING AND A SENSOR-BEARING UNIT COMPRISING SUCH IMPULSE RING | 01-25-2018 |
20190145999 | RADIAL-TYPE MAGNETIC ENCODER, BEARING DEVICE PROVIDED WITH RADIAL-TYPE MAGNETIC ENCODER, AND METHOD FOR MANUFACTURING RADIAL-TYPE MAGNETIC ENCODER | 05-16-2019 |