Skf Industrie Spa

Riv - Skf Officine Di Villar Perosa

Aktiebolaget Skf

Riv-skf Officine Di Villar Persosa S.p.a.

Sandvik Aktiebolag

Skf In{acute Over (d)}ustrie S.p.a.

Riv-skf Officine Di Villar Persoa S.p.a.

Angelo Vignotto

Claudio Savarese

Franco Colanzi

Paolo Bertetti

Carlo Maldera

Massimo Marivo

Alfredo Monetti

Roberto Moretti

Andreas Ruetter

Andrea Griseri

Massimo Russo

Francesco Savarese

Luciano Pons

Fulvio Carlo Nicastri

Andreas Rutter

Marcus Caldana

Mauro Picca

Mario Micca

Jean-Gérard Loustanau

Domenico Ducci

Pierangelo Cherio

Gianmario Fadda

Mario Bessone

Patrick Le Reun

Angelo Varvello

Dino Bellion

Daniele Forestiero

Pietro Antonio Peretti

Alberto Fea

Stefano Bertalmio

Gosta Norlander

Gabriele Bermond

Bearing wheel hub unit () is provided with a mounting flange () which is integral with an inner race () of the bearing () in order to mount a wheel, and with a centering collar () which extends from a frontal surface () of the flange () to permit the centering of the wheel in relation to the unit (). The centering collar () produced, preferably of alloy, in such a way as to be independent of the mounting flange (), and is assembled with the flange () by fixing onto the frontal surface ().

Bearing wheel hub unit

A hub-bearing assembly for the wheel of a motor vehicle includes a rotatable hub () having a radial flange () with bores () formed therethrough. Wheel fastening studs () each have a stem () inserted non-forcedly through a respective bore (). The studs () are fixed to the flange () by an adhesive or cementing material.

Locking of studs for mounting a wheel to a hub using cementing material

Sealing device () for a wheel hub group () which is connected to a differential device, and which is provided with a rolling contact bearing (), the sealing device being provided with a first shield () which is shrink-fit onto an inner race () of the rolling contact bearing (), and an encoder () which is integral with the first shield () in order to generate a signal for reading the functioning kinematic parameters of the wheel hub group (), and is also provided with a second shield () which is shrink-fit onto an outer race () of the rolling contact bearing () in a position which is opposite to and which is also external to the inner shield; a static sealing element () is integral with the second shield (), and is also arranged in contact with a containing box of the differential in order to define a watertight chamber () in order to provide a reading surface of a reading sensor () which can read the signal which is generated by the encoder itself.

Sealing device for a wheel hub unit

Sealing device () for rolling contact bearings provided with a shield () which may be installed onto an outer race () of the bearing (), and presenting a lateral cylindrical wall () which is suitable for being arranged in a radially intermediate position between an encoder () and a reading sensor () of the bearing (), and a passing window () which is obtained through the lateral cylindrical wall () in order to permit the sensor () to face the encoder (); a cover () made of plastic material being arranged in such a way as to close the window (), and being selectively mobile in order to effect variations in pressure between the inside and outside of the bearing () between two extreme operating positions in at least one of which the cover () is suitable for substantially sealing the window ().

Sealing device for a rolling contact bearing

A hub-bearing unit () has a rotatable outer race () fixable to a wheel and an inner stationary hub () forming a passage () for pressurized air coming from a source of pressurized air mounted onboard of a vehicle. Tightly fitted on the axially outer side of the unit () is a cylindrical cover () defining with the unit () an airtight chamber () communicating with the passage (). The cover () has a through bore () for establishing air communication between the chamber () and a tube (A, B) for conveying pressurized air to the tire. The cover has an outer wall () with a cylindrical portion () axially protruding beyond the hub-bearing unit () so as to provide a cylindrical surface for centering the wheel of the vehicle.

Hub-bearing assembly allowing pressurized air to be supplied to the tire of a motor vehicle wheel

Connection device for a rolling contact bearing which is to be connected to a wheel hub, the connection device being suitable for connecting an inner race of the bearing to a cylindrical body of the wheel hub, and presenting a peripheral connecting outline which is obtained around the cylindrical body of the wheel hub, and a complementary connecting outline which is obtained inside the inner race, and is of a shape which complements the peripheral outline in order to render angularly integral in relation to each other the inner race and the cylindrical body; the two outlines both presenting a radius (R) of variable angular dimensions with continuity on a plane which is transverse to a rotation axis (A) of the bearing, and being both provided, in relation to the rotation axis (A), with at least one convex portion.

Connection device for connecting a rolling contact bearing to a wheel hub unit

Sealing device () for a wheel hub unit () which is connected to a differential () of a vehicle, and which is provided with a contact rolling bearing (), the sealing device () being mounted in order to protect the bearing () from a lubricating fluid which is used to lubricate the differential (), and presenting a first shield () which is integral with an outer race () of the bearing (), a second shield () which is arranged inside the first shield () and which is integral with an inner race () of the bearing () and which counter-faces the first shield () itself, and a dynamic sealing element () which is interposed between the first and the second shield (); a first static sealing element () being associated with a terminal border () of the shrink-fit portion (), and being arranged inside an external relief () in order to create a static seal with a box () which extends from the differential () to the unit ().

Sensor-holding lid for a wheel hub bearing, the lid presenting a base wall which is externally delimited by a peripheral border, an axial ledge which is integral to the wall and which is provided with a passing hold for housing the sensor, and a cylindrical wall which is transverse to the base wall and which is arranged radially inside the peripheral wall in order to be fixed onto an external border of the bearing; at least two annular static sealing elements which are made of rubber and which are co-molded, respectively, into the peripheral border on the outside of the cylindrical wall and inside an entry border of the passing hole.

Sensor-holding lid for a wheel hub bearing

Sealing device for a rolling contact bearing () provide with a first shield () and second shield () which a re made of metal material and which are respectively coupled to an outer race () and an inner race () of the rolling contact bearing () itself, and a seal () which is made of synthetic material and which is integral to the first shield () and which presents a sealing lip () which is arranged substantially in contact with the second shield (); the first shield () is defined by a cylindrical portion () which is assembled on the outer race (), and the seal () is anchored to the cylindrical portion () in order to freely extend from and overhand the cylindrical portion () itself and presents, in axial section, a tapering shape towards a cylindrical sliding surface () of the second shield ().

Locking device () () for a bearing () in a wheel hub () which is provided with a cylindrical seat () for the bearing () itself and an annular groove () which is obtained in the axial end of the cylindrical seat (), the locking device () () presenting a fixing element () which is driven onto an outer race () of the bearing (); a blocking element () which is arranged inside the annular groove (); and a connecting element () which is used to connect the fixing element () and the blocking element () to each other and which is provided with a support resiliently yieldable at least in a radial direction and which is suitable for co-operating with the blocking element () itself in order to permit the introduction of the blocking element () into the annular groove () of the wheel hub ().

Locking device for a wheel hub bearing

Sealing device () for a wheel hub group () connected to the differential () of a vehicle, and provided with a rolling bearing (), the sealing device () being mounted in such a way as to protect the bearing () from a lubricating fluid for the lubrication of the differential (), and presenting a first shield () which is integral with an outer race () of the bearing (), a second shield () which is arranged inside the first shield () and which is integral with an inner race () of the bearing () and which faces the first shield () itself, and a dynamic sealing element () which is interposed between the first and second shields (); the second shield () being defined by a support portion () made of metallic material and force fit onto the inner race () and a cylindrical encoder () which is integral with the support portion (), and the first shield () being made of metallic material lined with rubber material, and being provided with a loophole () which is suitable for being engaged by a reading sensor () for reading a signal generated by the encoder () itself.

Sealing device for a wheel hub group

Protection device () for an encoder () in a rolling bearing () presenting an outer race () which is arranged in contact against a fixed support (), the device being interposed between the encoder () itself and a reading sensor () which is supported by the support () itself, and being provided with: a fixing race () which is shrink fit onto the outer race () of the bearing () and frontally to a shoulder () of the support (); a protection shield () which extends from the fixing race () towards an inner race () of the bearing () in a position which is frontal to both the encoder () and the sensor (); and a sealing element (), which is integral to the fixing race () and the shoulder () for the static waterproofing of the support ().

Protection device for an encoder in a rolling bearing

Sealing device () with a sensor for a rolling bearing (), in which the sealing shield () is mounted between two races of the rolling bearing (), and a encoder wheel () is arranged inside the rolling bearing () between the two races and the shield (); a detecting () sensor being arranged inside a housing () which is obtained through the shield () and which is also arranged with a respective detecting surface which directly faces the encoder wheel ().

Sealing device with a sensor adjacent an encoder wheel for a rolling bearing

Sealing device ( ) for a rolling bearing ( ) including: an inner race ( ), which is axially blocked by a blocking element ( ) suitable for being arranged in contact with a reference element ( ); a distance ring ( ) which is made of plastic material and which is interposed between the blocking element ( ) and the reference element ( ); a snap fastening element ( ) which is integral to the distance ring ( ) in order to fasten the distance ring ( ) itself to the blocking element ( ); and an external covering ( ) made of rubber material and arranged outside the snap fastening element ( ) in order to guarantee at least one static seal between the inner race ( ) and the blocking means ( ) and between the blocking means ( ) and the reference element ( ).

Sealing device for rolling bearings

Sealing device ( ) for a rolling contact bearing ( ) presenting an annular sealing lining ( ), a protective shield ( ) for the lining ( ) which is mounted on the outside of the lining ( ) itself, and an encoder ( ) which is integral to the shield ( ) and which is protected by a covering element ( ) arranged opposite the shield ( ) in relation to the encoder ( ).

Growing community of inventors

Turin, Italy

Angelo Vignotto