Class / Patent application number | Description | Number of patent applications / Date published |
384484000 | Lip seal | 72 |
20090257698 | Wheel Bearing Apparatus For A Vehicle - A vehicle wheel bearing apparatus has an outer member, an inner member, double row rolling elements freely rollably contained between outer and inner raceway surfaces of the outer and inner members, and seals mounted within annular openings formed between the outer and the inner members. A backup seal is arranged radially outward of an outer side seal of the seals. The backup seal has a sealing lip inclined radially outward toward the outer side. The sealing lip slidingly contacts an annular metal member that is pressed from a steel sheet having preservation properties. The annular metal member is bolted on a side face of the wheel mounting flange of the inner side. | 10-15-2009 |
20100104232 | SEALING DEVICE, ROLLING BEARING, AND ROLLING BEARING FOR WHEEL - Prior to assembly of an elastic member ( | 04-29-2010 |
20100322545 | SEALING ARRANGEMENT WITH AN INSTALLATION AID - A sealing arrangement for sealing rolling bearings. The sealing arrangement has a carrier ring for carrying an elastic part which has a radial sealing lip, and therefore a second ring which is movable relative to the carrier ring. The second ring has a cylindrical part provided as a radial seat for the radial sealing lip. A first installation aid is integrally formed on the radial sealing lip and prevents the radial sealing lip from becoming fixed on a second ring, such as, for example, a spinning ring, by ensuring that the radial sealing lip expands at the right time. | 12-23-2010 |
20110075958 | ROLLING BEARING SEALING DEVICE - An axial lip is formed on a side surface of a seal of a rolling bearing which faces a slinger so as to expand outwards of the bearing. A projecting portion is formed on a flat surface of the slinger which faces the seal by flexing the slinger in an axial direction so as to cause the slinger to project inwards of the bearing, and a distal end of the axial lip is brought into contact with the flat surface of the slinger in a position lying further radially outwards than the projecting portion on the slinger. A radially inward inner surface of the axial lip of the axial lip and a radially outer side sloping surface formed radially outwards of the projecting portion on the slinger form a labyrinth, and a portion of the side surface of the seal which lies further radially inwards than the position where the axial lip is formed and an apex portion of the projecting portion on the slinger form a labyrinth. | 03-31-2011 |
20110103728 | SEAL FOR BEARINGS TO ACCOMMODATE LARGE DEFORMATIONS - A seal for a bearing has a first and a second circumference, and an anchor portion proximate to the first circumference. A span portion extends from the anchor portion towards the second circumference, and a lip extends from the span portion towards the second circumference. The lip protrudes from the span portion transversely to the span direction. A bearing and seal assembly includes a first ring and a second ring in rotatable engagement with the first ring. The first ring defines a groove and the second ring defines a contact surface. The seal is mounted in the groove, the span portion extending from the anchor portion towards the second ring, and the lip extending from the span portion towards the second ring, engaging the contact surface. The bearing and seal assembly may be used as a pitch bearing and/or a yaw bearing in a wind turbine. | 05-05-2011 |
20110129176 | AXLE BEARING SYSTEM - An axle bearing system is provided in which even in the event that a sufficient space is not present between a bearing portion in which a fluorine seal is used in a seal portion and a hub shaft, it is possible to establish an electric conduction between an outer ring and an inner ring in an ensured fashion. | 06-02-2011 |
20110150380 | CENTRIFUGAL RING WITH COLLECTING CHANNEL - A seal arrangement with a centrifugal ring for a sealing between a rotatable bearing part and a static bearing part. The centrifugal ring has a first end piece, which forms both an outer circumference of the centrifugal ring and a cutoff edge located on a disk-shaped outer face. The seal arrangement reduces the coefficient of friction without having to accept any loss of sealing effect, but in which the seal arrangement nevertheless remains cost-effective to manufacture. For this purpose, the centrifugal ring has a second end piece. The end pieces together form a first collecting channel in the vicinity of the cutoff edge and the end pieces each form an annular seal gap with a static bearing part. | 06-23-2011 |
20110182538 | WHEEL BEARING ARRANGEMENT HAVING GASKET - A wheel bearing arrangement that has a wheel hub, which is operatively connected to an outer ring by way of rolling elements and a wheel flange. The wheel flange, together with a protective ring forms a first gasket. The protective ring surrounding the outer ring of the wheel bearing arrangement. This approach is of particular interest for non-driven wheel bearing arrangements in which the side of the wheel bearing facing the vehicle can be protected by a cover used on the vehicle side. | 07-28-2011 |
20120134613 | RADIAL SHAFT SEAL WITH RETAINING DEVICE FOR A TENSION SPRING - A radial shaft seal includes a seal ring connected to a support ring and having a seal lip that extends radially inwardly. A tension spring urges the seal lip radially inward against a seal raceway during operation of the radial shaft seal. A retaining device retains the tension spring and is radially supported on a rigid inner circumferential wall that radially surrounds the tension spring. The retaining device may be configured to at least one of: (i) limit a widening of the diameter of tension spring caused by centrifugal force to a predetermined upper limit and (ii) prevent the tension spring from flying off during operation at high rotational speeds. | 05-31-2012 |
20120177316 | ROLLER BEARING ASSEMBLY HAVING A RADIAL SHAFT SEAL RING - A roller bearing assembly includes at least one roller bearing having an outer ring, an inner ring, and roller bodies disposed therebetween, as well as a radial shaft seal ring having a support ring and a seal lip. At least one end side of the outer ring includes a receptacle for retaining the support ring. The support ring extends axially in an outwardly projecting manner beyond the end side of the outer ring and up to an outer circumferential surface of the inner ring. The seal lip connected with the support ring sealingly abuts on the outer circumferential surface of the inner ring at a position that is axially internal of the end side of the outer ring. | 07-12-2012 |
20120263406 | ROLLING BEARING, NOTABLY FOR A CLUTCH RELEASE BEARING DEVICE - The rolling bearing comprises an inner ring, an outer ring and at least one row of rolling elements mounted between the said rings, one of the rings comprising at least one seal and being able to move angularly relative to the other ring so as to allow an angular tilting of the axis of the said ring relative to the axis of the other ring. The seal comprises at least one sealing lip made of a flexible material. | 10-18-2012 |
20120321235 | ROLLING BEARING SEAL WITH AN ELASTOMER-BASED PRESEAL - A seal arrangement, in particular a cartridge seal, which has a carrier ring that is fastenable to a first bearing ring and a cover ring that is movable in relation to the carrier ring and fastenable to a second bearing ring. The carrier ring carries an elastic part which forms at least one sealing lip that makes sliding sealing contact with the cover ring. The elastic part forms an overhang arranged axially on a radially running portion of the carrier ring, and the overhang radially covers a radial end piece of the cover ring at least partially. The overhang consequently assumes the sealing function of the carrier ring so that the carrier ring can form a sealing gap with the cover ring. The elastic part has to be attached on only one axial side of the carrier ring and thus the fastening region of the carrier ring can be made smaller. | 12-20-2012 |
20130182984 | WHEEL ROLLING BEARING DEVICE - An inner ring member having multiple flange portions is formed by cold forging. A tapered surface is formed in a state of a forged surface on the inner ring member so as to gradually increase in diameter from an inner side toward an outer side in a vehicle lateral direction over a region from a position near root portions of inner side faces of the flange portions in the vehicle lateral direction to a position radially outward of an outer periphery of an outer end portion of an outer ring member in the vehicle lateral direction. A seal member is attached to the outer periphery of the outer end portion of the outer ring member. A seal lip that is in sliding contact with the tapered surface in the state of a forged surface is formed at a distal end portion of the seal member. | 07-18-2013 |
20130251296 | SEALING BEARING WITH COMPACT STATIC OUTER DIAMETER SEAL - A seal, which has a core with a radially outwardly extending flange with an end surface and a sealing body with a sealing lip and an over-molded portion that extends radially outward beyond the flange and encompasses the end surface of the flange. Also, a bearing arrangement is disclosed which includes a bearing cup that has a counterbore with a conical inner surface, and a seal, which is contactable with the bearing cup, and has a core with a radially outwardly extending flange with an end surface and a sealing body with a sealing lip and an over-molded portion which extends radially outwardly beyond the flange and encompasses the end surface of the flange. The seal can be press-fit with the bearing cup such that the over-molded portion and the conical inner surface of the bearing cup are in tight contact with each other and form a static seal. | 09-26-2013 |
20130259415 | ROLLING BEARING WITH SEAL - In a rolling bearing with seal, an annular lip supporting portion having a larger thickness than that of a seal lip is formed on an inner periphery side of a seal member; the seal lip protruding on an inner peripheral surface of the lip supporting portion has: a cylindrical seal surface being in close contact with an outer peripheral surface of an inner race; and an inner side surface at least part of which in a region from an inner end of the seal surface to reach the lip supporting portion stands upright from the inner end of the seal surface in a direction perpendicular to a generating line of the outer peripheral surface of the inner race; and a width of the seal surface in an axial direction is set to be larger than a height of the seal lip in a radial direction. Accordingly, it is possible to provide a rolling bearing with seal with a simple structure, which is capable of maintaining a normal seal pressure against an inner race of a seal lip even when large negative pressure or positive pressure acts on the seal lip, thus preventing leakage of grease inside the bearing. | 10-03-2013 |
20140064649 | RETAINER FOR BALL BEARING, AND BALL BEARING - A retainer for a ball bearing includes two annular members that face each other in an axial direction thereof. The two annular members include opposed surfaces each having hemispherical pockets that are formed at positions in a circumferential direction of each of the two annular members and configured to receive balls. The opposed surfaces are snap-fitted to each other to couple together the two annular members. The hemispherical pockets each have an inner peripheral surface provided with ball contact and ball non-contact surfaces. The ball contact surface is formed at a central portion in a pocket circumferential direction and at least at a central portion in a pocket axial direction of the inner peripheral surface. The ball non-contact surface includes a recess recessed to an opposite side to a corresponding ball across the ball contact surface and is opened in at least one of pocket axial ends. | 03-06-2014 |
20140348455 | ROLLING BEARING WITH SEAL RING - Construction of a rolling bearing with seal ring can be achieved in which, while securing the required seal performance, the rotation support portion can be made more compact by shortening the dimension in the axial direction of the installation space for an inner ring | 11-27-2014 |
20150049972 | ROLLING BEARING - A seal lip portion | 02-19-2015 |
20150098669 | Rotative Assembly, Method For Dismounting A Sealing Element And Extraction Tool For Dismounting A Sealing Element - This rotative assembly comprises a first element rotating with respect to a second element around a rotation axis, at least one bearing arranged between the first and second element, and at least one sealing element arranged between the first element and the second element. The sealing element is housed in a peripheral groove provided on the first element, and comprises at least one sealing lip resting on a surface of the second element. The first element comprises an extraction groove realized on a radial surface of the first element, and which forms an empty space below an internal surface of the sealing element and creates an axial access to said empty space from an axial end surface of the first element. | 04-09-2015 |
20150110430 | BEARING ASSEMBLY INCLUDING TAPERED ROLLERS AND SPHERICAL ROLLING ELEMENTS - A bearing assembly is provided. The assembly includes a plurality of tapered rollers and a plurality of spherical rolling elements. A first inner ring defines a first inner raceway on which the plurality of tapered rollers run, and a second inner ring defines a second inner raceway on which the plurality of spherical rolling elements run. A unitary outer ring includes a first portion defining a first outer raceway on which the plurality of tapered rollers run, and a second portion defining a second outer raceway on which the plurality of spherical rolling elements run. | 04-23-2015 |
20150308507 | BEARING SEAL AND ROLLING BEARING WITH SEAL - A bearing seal is provided which can be easily fitted into a seal groove formed in an outer race, and be kept firmly mounted to the outer race. First detent ribs and second detent ribs are formed on both surfaces of one side of a seal base plate made of rubber and having the shape of a stripe. When one side of the seal base plate is fitted into the seal groove formed in the inner diameter surface of the outer race, the first and second detent ribs come into elastic contact with the side surfaces of the seal groove, respectively, so as to prevent the bearing seal from being pulled out of the seal groove. Thus, it is possible to keep the bearing seal stably mounted to the outer race. | 10-29-2015 |
20150308508 | BEARING - A bearing ( | 10-29-2015 |
20150308509 | ROLLING BEARING, IN PARTICULAR FOR A DECLUTCH THRUST DEVICE - A rolling bearing includes an inner race, an outer race, at least one row of rolling elements disposed between said races, and at least one first seal fixed to one of the races, wherein the at least one first seal includes at least one sealing lip cooperating with the other race. The bearing further includes at least one second seal fixed to said other race, wherein the at least one first seal includes at least one sealing lip cooperating with said first seal. | 10-29-2015 |
20150316103 | ROLLING BEARING - A rolling bearing includes an inner ring having an inner raceway face, an outer ring having an outer raceway face opposed to the inner raceway face, rolling elements rolling along the inner and outer raceway faces, in an interior of the bearing between the inner and outer rings, a first seal member interposed between an outer peripheral face of the inner ring and an inner peripheral face of the outer ring, and sealing the interior of the bearing, and a second seal member arranged in parallel with the first seal member, outside in an axial direction. The first and second seal members are disposed at a side closer to the interior of the bearing than an end face of the inner ring and an end face of the outer ring in the axial direction. | 11-05-2015 |
20150345562 | ROLLING BEARING WITH SEALING SUBASSEMBLY - A rolling bearing comprising an inner ring, an outer ring, at least one row of rolling elements disposed between the rings and at least one sealing subassembly mounted on one of the rings. One of the rings includes a shield disposed in axial contact with the ring and extending towards the other ring. A sealing element is fixed onto the shield and coming into friction contact against the ring. | 12-03-2015 |
20150377298 | SEALING ARRANGEMENT FOR AXIAL ROLLER BEARINGS - A sealing arrangement ( | 12-31-2015 |
20160031261 | HUB BEARING UNIT, IN PARTICULAR FOR AGRICULTURAL MACHINERY AND MOUNTING DEVICE - A hub bearing unit comprising an outer ring; an inner ring rotating about a common symmetry axis of the outer ring and of the inner ring; a flange which extends radially from the outer ring; a plurality of rolling bodies interposed between the outer ring and the inner ring; a sealing assembly and a protective shield for the sealing assembly, arranged on the side opposite to the flange. The protective shield is constituted by a metal sheet and comprises a cylindrical portion that can be mounted integral with a stationary axle, and a flange portion, extending radially on the outside of the cylindrical portion, facing the sealing assembly, from a first end of the cylindrical portion opposite to the flange of the outer ring. A cylindrical portion second end is provided radially inwards with an L-fold which delimits an annular axial shoulder cooperating in abutment with the inner ring. | 02-04-2016 |
20160053811 | SLEWING BEARING, IN PARTICULAR FOR A VEHICLE - A slewing bearing, in particular for a vehicle, comprises an inner ring, an outer ring, at least one row of rolling elements disposed between the inner and outer rings, and a sealing feature that define between the rings a closed annular space within which the rolling elements are disposed. The bearing also comprises at least one seal that is fixed to the outer ring and comprises at least one sealing lip that is oriented towards the outside of the bearing, and at least one deflector that is fixed to the outer ring and comprises a deflecting part that is at least partially offset axially towards the outside with respect to the sealing lip of the seal. | 02-25-2016 |
20160076594 | NON-CONTACTING FIBER LAMINATE BEARING SEAL - A rolling bearing assembly including an elastomeric seal arranged at least partially within a circumferentially extending groove of a bearing ring is provided. The elastomeric seal is arranged between the radially inner ring and the radially outer ring. The elastomeric seal includes a radially outer end engaged within a first circumferentially extending groove of the radially outer ring, and a radially inner end extending radially inwardly towards the radially inner ring and arranged at least partially within the second circumferentially extending groove of the radially inner ring. Clearance is provided between the radially inner end of the elastomeric seal and the second circumferentially extending groove of the radially inner ring. | 03-17-2016 |
20160146255 | SEAL ASSEMBLY FOR BEARING APPLICATIONS - A seal assembly includes a race and a seal ring, and the race includes an axially extending race section and at least one radially extending race section that meet at a transition region. The radially extending race section is disposed at a first axial end of the axially extending race section, the seal ring includes at least one first seal lip configured to abut on the axially extended race section, and the transition region includes at least one through opening or at least one gap. | 05-26-2016 |
20160153497 | SEAL RING-EQUIPPED BALL BEARING | 06-02-2016 |
20160160926 | TILLING IMPLEMENT AND BEARING ASSEMBLY FOR USE THEREWITH - A tilling implement for use with a farm vehicle includes a frame, a tilling element attached to the frame, a bearing assembly configured to allow the tilling element to rotate relative to the frame. The bearing assembly can include a first race, a second race spaced apart from the first race to define a gap therebetween, a bearing rotatably disposed within the gap to allow relative movement between the first race and the second race, a seal including a flexible protrusion having a distal end that presses against the first race to seal off the gap, and a stop positioned adjacent to the flexible protrusion configured to prevent the distal end of the protrusion from bending towards the bearing. | 06-09-2016 |
20160169285 | TAPERED ROLLER BEARING AND POWER TRANSMISSION DEVICE USING TAPERED ROLLER BEARING | 06-16-2016 |
20160186813 | SEAL FOR SELF ALIGNING ROLLER BEARING - A seal for a bearing includes an annular retaining ring defining a first radially innermost portion and a first radially outer end; and a resilient ring defining a second radially innermost portion and a second radially outer end. The first radially innermost portion and the second radially innermost portion are aligned with one another and together define a securing root of the seal. The root is adapted to seat in a groove of an inner ring of the bearing. The resilient ring projects radially outward from the annular retaining ring. The resilient ring is more flexible than the annular retaining ring. The second radially outer end defines a sealing surface adapted to slidingly engage an inner bearing surface of an outer ring of the bearing. The first radially outer end of the retaining ring terminates between the first radially innermost portion and the second radially outer end of the resilient ring. | 06-30-2016 |
20160186814 | ROLLING BEARING WITH SEAL RING - A rolling bearing with seal ring includes an outer ring having an inner-diameter side, an inner-circumferential surface, and an outer ring raceway formed on the inner-circumferential surface. A seal ring fastened to an axial end portion of the inner-circumferential surface of the outer ring. The inner ring has a first axial end surface on a first side and the outer ring has a second axial end surface on the first side. The first axial end surface is flat and is recessed from the second axial end surface of the outer ring in the axial direction of the rolling bearing. The seal ring is formed into a circular ring shape and includes a seal lip that is made of an elastic material and has a tip-end edge having a sliding contact with the first axial end surface of the inner ring; and a metal core that reinforces the elastic material. | 06-30-2016 |
384485000 | Radially outward lip | 5 |
20090154855 | WHEEL BEARING APPARATUS FOR A VEHICLE - A wheel bearing apparatus has a wheel hub ( | 06-18-2009 |
20130216171 | SEALED ANTI-FRICTION BEARING - A sealed anti-friction bearing ( | 08-22-2013 |
20130287329 | Rolling bearing comprising a sealing gasket and an annular shield - This rolling bearing comprises an outer ring ( | 10-31-2013 |
20130308886 | FIXING ARRANGEMENT FOR A RUBBER SEAL FOR SEALING A ROLLING BEARING - A fixing arrangement for a rubber seal for sealing a rolling bearing is proposed which can be easily mounted in position by press-fitting and which prevents rotation of the rubber seal together with the rotary member of the bearing. A thick-walled fitting portion | 11-21-2013 |
20150330454 | ROLLING BEARING - A rolling bearing includes a sealing member body, a sealing lip portion of which has a radial edge that is brought into radial contact with an inner ring. The sealing lip portion is bent at a waist portion that is an intermediate portion thereof in a radial direction, so as to form a relief recess in a surface on an outer side relative to a bearing space and an extensive portion extends, in a turned back manner, from the radial edge so as to be inclined relative to an axial direction toward the outer side of the bearing. The sealing lip portion includes a projection that has a tapered shape in which a dimension is reduced toward a tip end side, and a thickness of the waist portion is set within the range of 25% to 75% of a thickness of the tip end of the sealing member body. | 11-19-2015 |
384486000 | Plural lips | 32 |
20080260314 | Wheel support bearing assembly - To provide a wheel support bearing assembly in which the frictional resistance can be effectively reduced while effects of minimizing leakage of the filled lubricant and ingress of dust and muddy water from outside of the bearing assembly are secured, the wheel support bearing assembly includes an outer member | 10-23-2008 |
20080292231 | Sealing Device - In a sealing device ( | 11-27-2008 |
20080310782 | Radial Bearing Having a Cassette Seal, and Cassette Seal - The invention relates to a radial bearing having a cassette seal, and to the cassette seal itself, in which the radial bearing has an inner ring, an outer ring, and rolling bodies which are arranged between them, and in which the cassette seal is arranged in a press fit axially next to the rolling bodies between the inner ring and the outer ring, wherein the cassette seal has a carrier, a seal which is fastened to it and a bent sheet-metal ring, against which sealing lips of the seal bear. For the inexpensive manufacture and the effective sealing of a radial bearing of this type, there is provision according to the invention for an additional means to the static seal to be arranged between the bent sheet-metal ring and the bearing ring. | 12-18-2008 |
20090148089 | BEARING SEAL AND SWING DEVICE - A bearing seal includes an outer seal easily displaceable in the radial direction, an inner ring as a ring-shaped rigid portion not extendable in the radial direction, an inner seal having a seal lip, and an outer ring arranged on the outer peripheral portion of the outer seal, in which the spring constant of the inner seal is set to be larger than the spring constant of the outer seal. The sealing performance between the inner seal and the pin is ensured by using the ring-shaped rigid portion as a boundary. When the pin is displaced in the radial direction, the ring-shaped rigid portion is integrally displaced with the pin via the inner seal, and the displacement of the ring-shaped rigid portion can be absorbed by the outer seal. | 06-11-2009 |
20090257699 | Sealing device and rolling bearing apparatus - This sealing device has an annular metal core portion and an annular elastic portion. The elastic portion has a thick portion and a thin portion which extends from the thick portion in an axial direction of the elastic portion and has a thinner thickness in a radial direction than the thick portion. A fixed lip is provided on an inner peripheral surface of the thick portion, and a sliding lip is provided on an inner peripheral surface of the thin portion. | 10-15-2009 |
20090274405 | Wheel Bearing Apparatus for a Vehicle - A vehicle wheel bearing apparatus has a substantially cylindrical outer ring formed with double row outer raceway surfaces on its inner circumference and with press fitting surfaces on its outer circumferences of its cylindrical portions. A pair of inner rings is formed with inner raceway surfaces on their outer circumferences. The inner rings cylindrical portions have fitting surfaces on their inner circumferences. The fitting surfaces fit onto a cylindrical portion of a wheel hub. The inner rings are adapted to be arranged so that end faces of the cylindrical portions abut each other. Double row rolling elements are freely rollably arranged between outer and inner raceway surfaces. At least the outer ring of the outer and inner is formed by pressing or rolling from a plate member or a pipe member. The outer ring and the inner rings have cylindrical portions axially extending, respectively, from the outer raceway surfaces and the inner raceway surfaces. The thickness of the cylindrical portions of the outer ring is thinner than that of the outer raceway surfaces. Seals are arranged in annular spaces formed between the inner circumferences of the cylindrical portions of the outer ring and the outer circumferences of the cylindrical portions of the inner rings. The seals are adapted to be press-fit into the inner circumferences of the cylindrical portions of the outer ring. The double row outer raceway surfaces of the outer ring and the inner raceway surfaces of the inner ring are surface hardened. | 11-05-2009 |
20090324153 | Element for sealing two parts that can be rotated in relation to one another - The invention relates to an element ( | 12-31-2009 |
20100002971 | Sealing Bearing - An annular elastic portion is secured to an annular metal core portion. A through hole is provided which penetrates the metal core portion and the elastic portion in a radial direction. A porous member which has the properties of allowing free passage of air while inhibiting the passage of water and oil therethrough is secured to an outer peripheral surface of the metal core portion so as to completely block a radially outer opening of the through hole. An canopy member having a cover plate located on a radially outer side of the porous member is secured to the outer peripheral surface of the metal core portion. | 01-07-2010 |
20100150486 | ASSEMBLIES AND METHODS FOR MULTISTAGE SEALING OF ROLLER BEARINGS - A bearing assembly for accommodating rotation about an axis includes an outer race ( | 06-17-2010 |
20100247014 | Sealing device - A sealing device being disposed between an outer member and an inner member with a flange portion in which the outer and inner members are concentrically disposed and rotate relative to each other. The sealing device comprises a core metal fit to the outer member, and an elastic seal member having a seal lip integrally fixed to the core metal. The seal lip has a side lip elastically and slidably contacting the flange portion, and an exterior lip formed at outer diameter side of the side lip so as to extend toward the flange portion. The exterior lip has a projecting portion projecting toward the flange portion. | 09-30-2010 |
20100272382 | SEALING DEVICE, ROLLING BEARING AND ROLLING BEARING FOR WHEEL - The invention provides a sealing device, a rolling bearing and a rolling bearing for a wheel, in which a torque can be reduced, and also the air and lubricant are less liable to escape from the interior of the bearing to the exterior of the bearing, and the air and foreign matters are less liable to intrude into the bearing from the exterior of the bearing. | 10-28-2010 |
20110085755 | Roller bearing seal - A bearing assembly is presented having a novel bearing seal design that, in one embodiment, combines the sealing advantages of both a labyrinth-like seal in combination with a contact seal. The seal is held perpendicularly to the sealing surface, and in one embodiment, substantially divides the sealing forces equally between the lubricant seal portion and the dust seal portion of the seal by virtue of the symmetry of the seal geometry and the application of the resisting force substantially along the seal body's centerline. The seal departs from the cantilever geometry of prior art seal designs, and in one embodiment, provides an inherently stiffer seal. | 04-14-2011 |
20110188793 | NEEDLE BUSH BEARING WITH SEALING DEVICE - A needle bearing assembly includes a seal such as a double lip metal stiffener seal, and a washer within the shell. The double lip seals are accommodated within a chamber of the needle bush bearing assembly. The metal stiffener is used on a body of the double lip seal. A washer is used between one of the plane surfaces of double lip seal having a metal stiffener and the needle surface. The washer serves as a contact portion and is guided by the shell. A portion of the shell provides room to the external lip of the seal for proper placement inside the shell internal diameter. | 08-04-2011 |
20110249926 | Seal for Rolling Bearing, in Particular for Rolling Bearing Used in a Wind Turbine - The rolling bearing comprises an inner ring | 10-13-2011 |
20110262069 | Wheel Bearing Seal And A Wheel Bearing Apparatus Provided With The Wheel Bearing Seal - A wheel bearing seal ( | 10-27-2011 |
20120170884 | TRIPLE-LIP SEALS FOR BEARINGS AND BEARINGS INCORPORATING THE SAME - Sealing members for bearings and bearings incorporating the same are disclosed. A sealing member for a bearing may have a resilient axial seal extending from an outer diameter of the sealing member and a plurality of resilient sealing lips extending radially from an inner diameter of the sealing member. The sealing member may be utilized in a bearing which includes an inner race having a plurality of sealing grooves formed in an outer diameter of the inner race and an outer race including at least one sealing channel formed in an inner diameter of the outer race. The sealing member may be sealingly engaged with the inner race and the outer race such that the plurality of resilient sealing lips are sealingly engaged with the plurality of sealing grooves of the inner race and the resilient axial seal is sealingly engaged with the sealing channel of the outer race. | 07-05-2012 |
20130022305 | ROLLING BEARING UNIT WITH COMBINED SEAL RING AND MANUFACTURING METHOD THEREOF - Construction of a rolling bearing unit with a combined seal ring that enables press fitting of a cylindrical section | 01-24-2013 |
20130039611 | SEALING ASSEMBLY FOR A ROLLING BEARING - The invention relates to a sealing assembly for a rolling bearing having two mutually concentric rings spaced apart from each other by a fully circumferential gap in which one or more rows of revolving rolling elements are disposed, such that the two rings are rotatable relative to each other about their common axis, wherein the gap is sealed in the region of at least one of its two mouths, and wherein provided in the region of a gap seal are at least two seal rings, each having at least one sealing lip and an anchoring region on a surface region of the particular seal ring that faces away from the sealing lip, the seal rings being fixed to the same rolling bearing ring, whereas their respective sealing lips bear against the other rolling bearing ring, specifically against surface regions having identical or similar cross section. | 02-14-2013 |
20130051720 | Wheel Bearing Apparatus - A wheel bearing apparatus has an outer member, an inner member, and double row rolling elements are contained between the outer raceway surfaces. Seals are mounted in openings formed between the outer member and the inner member. A shoulder height H of the inner raceway surface of the inner ring is set with a range of 0.4-0.8 times a diameter “d” of the ball (H/d=0.4-0.8). A shoulder height δ of a smaller diameter portion formed on the outermost circumference of the inner ring is set to a value δ/d≧0.35. A corner, formed by the tapered surface and the inner raceway surface, is rounded to have a circular arc cross-section. A shoulder height H | 02-28-2013 |
20130243359 | SEALING DEVICE AND ROLLING BEARING UNIT - Through-holes are formed in an axially intermediate portion of a cylindrical portion of a first metal core, at predetermined intervals in a circumferential direction, and the through-holes pass through the cylindrical portion in a radial direction. A first elastic seal has a lip that is in sliding contact with an outer peripheral face of a cylindrical portion of a second metal core, a first cylindrical portion that is in close contact with an inner peripheral face of an axially inner-side portion of the cylindrical portion of the first metal core, a second cylindrical portion that is in close contact with an outer peripheral face of an axially outer-side portion of the cylindrical portion of the first metal core, and connecting pieces that are inserted into the through-holes of the cylindrical portion of the first metal core and that connect the first cylindrical portion with the second cylindrical portion. | 09-19-2013 |
20130243360 | ROLLING BEARING UNIT - An inner diameter of a cylindrical portion of a metal core is set to such a value that the cylindrical portion is fitted to an outer ring by interference fit. An inner periphery of an end portion of the cylindrical portion of the metal core is larger in diameter than an inner periphery of a portion of the cylindrical portion, which is fitted to the outer ring. An elastic seal has a cylindrical portion that is in close contact with an outer periphery of the cylindrical portion of the metal core, and a folded-back portion that extends from the cylindrical portion. The folded-back portion is compressively deformed by being sandwiched between the inner periphery of the end portion of the cylindrical portion of the metal core and the outer periphery of an outer ring. | 09-19-2013 |
20140023303 | SEAL FOR ROLLING BEARING USED IN A WIND TURBINE - The rolling bearing comprises an inner ring | 01-23-2014 |
20140029883 | Wheel Bearing Apparatus For A Vehicle - A vehicle wheel bearing apparatus has an inner-side seal with an annular slinger and a sealing plate. The slinger has a cylindrical portion and a standing portion. The sealing plate has a metal core and a sealing member. The metal core is press-fit into the inner circumference of an end of the outer member. The sealing member has a pair of side lips that angularly extend radially outward. The sealing member is adapted to be in sliding contact with the standing portion of the slinger, via a predetermined axial interface. The sealing member is secured to the metal core while extending over the outer circumference of an end of the metal core. The sealing member is formed with an outer circumferential lip extending radially outward from its circumferential end. The lip has a substantially L-shaped longitudinal section and is adapted to be fit in a gap between the inner-side end of the outer member and a flange portion of the knuckle. | 01-30-2014 |
20140177992 | RADIAL ROLLER BEARING ASSEMBLY, IN PARTICULAR FOR A NEEDLE BUSH - A radial roller bearing assembly, in particular for a needle bush ( | 06-26-2014 |
20140185975 | ROLLING BEARING, THROTTLE VALVE APPARATUS, AND ANTI-LOCK BRAKE SYSTEM - The sealing performance against positive and negative pressures is increased and sufficient air tightness against pressure fluctuations is maintained in a rolling bearing having a sealing function. Seal members are provided on both ends of a bearing. The seal members include a metal core and an elastic body, and are fixed to an outer ring. Outside and inside lip parts of the seal members contact an outer peripheral surface of an inner ring. When a positive pressure acts on the outside of the seal member, the outside lip part is pressed to the outer peripheral surface of the inner ring, and the air tightness is maintained. When a negative pressure acts, the inside lip part is pressed to the outer peripheral surface of the inner ring by the differential pressure between the outside and inside of the rolling bearing, and the air tightness is also maintained. | 07-03-2014 |
20140185976 | RADIAL-ROLLER ANTIFRICTION BEARING ARRANGEMENT, IN PARTICULAR FOR A NEEDLE SLEEVE - A radial-roller antifriction bearing arrangement, in particular for a needle sleeve ( | 07-03-2014 |
20150098670 | DRIP ELEMENT SEALING DEVICE, IN PARTICULAR FOR ROLLING BEARINGS - A sealing device including a first annular rotating shield, a second annular shield, fixed and arranged in front of the first shield for delimiting therebetween a first annular chamber and a sealing ring provided with at least a first and a second annular lips that extend axially and radially project from a flange portion of the second shield and towards a flange portion of the first shield, inside the annular chamber. At least one of the first and second lips cooperates with the flange portion of the first shield without touching it for defining a first dynamic labyrinth seal therewith. The first shield integrally supports a third annular lip that extends projecting from the first shield towards one of the first and second lips without touching it for defining a second dynamic labyrinth seal between the first and second shield and inside the annular chamber. | 04-09-2015 |
20150110431 | LARGE SEALED SELF ALIGNING ROLLER BEARING - A large sealed self aligning roller bearing including a first race ring, a second race ring, rolling bodies arranged between the first race ring and the second race ring in one or more rows and a built-in sealing member. The sealing member includes an annular plate ring with a first periphery portion and a second periphery portion. The first ring includes a mounting groove for receiving the first periphery portion and the second race ring includes a sealing surface. | 04-23-2015 |
20150110432 | WHEEL BEARING DEVICE - A sealing device includes a core metal that is fitted to the outer ring, and a sealing member that is fixed to the core metal. The core metal has a cylindrical portion that is fitted to the inner periphery of an end portion of the outer ring, an outer annular portion, and an inner annular portion. The sealing member has a covering portion that covers the outer annular portion and the cylindrical portion, and a space is formed between the covering portion and the flange. The sealing member further has an inner lip portion, and an outer lip portion. The covering portion has a deformed portion used to enlarge the space to suppress stagnation of water in the space. | 04-23-2015 |
20150316102 | DOUBLE LIP AXIAL RADIAL BEARING SEAL - A bearing assembly, including: an axis of rotation; an outer bearing ring; an inner bearing ring; and a seal. The seal includes: an annular-shaped body made of a flexible material and including a radially outermost segment in contact with the outer bearing ring and sealed against the outer bearing ring, a radially innermost segment in contact with a first portion of the inner bearing ring and sealed against the first portion of the inner bearing ring and a lip segment. The lip segment extends from the body in a first axial direction parallel to the axis of rotation, is located between the radially outermost and innermost segments in a radial direction orthogonal to the axis of rotation, and, is in contact with and sealed against a second portion of the inner bearing ring. The seal includes a reinforcing brace at least partially embedded in the body. | 11-05-2015 |
20150323012 | SEAL ASSEMBLY FOR BEARINGS - A seal assembly is disclosed for a bearing having first ring with a first inner surface, a second ring with a second inner surface, and at least one bearing member disposed between the first and second inner surfaces. An exterior seal with a first plurality of lips is attached to an exterior backing, the exterior backing engaging the first ring of the bearing to hold the first plurality of lips against the second inner surface of the second ring. An interior seal with a second plurality of lips is attached to an interior backing, the interior backing engaging the second ring of the bearing to hold the second plurality of lips against the first inner surface of the first ring. The second plurality of lips may be configure differently than the first plurality of seal lips. The interior backing may be oriented between the exterior seal and the interior seal. | 11-12-2015 |
20160017926 | BEARING DEVICE WITH SEALING DEVICE - Provided is a bearing device with a sealing device, including an inner ring ( | 01-21-2016 |