초록 ▼

Bearing arrangements are provided utilizing retention lips, enlarged retaining washers, or clearance lips to retain a bearing located in an engine in the bearing's housing in the event of bearing failure. Also provided are methods of utilizing retention lips, enlarged retaining washers, or clearance

Bearing arrangements are provided utilizing retention lips, enlarged retaining washers, or clearance lips to retain a bearing located in an engine in the bearing's housing in the event of bearing failure. Also provided are methods of utilizing retention lips, enlarged retaining washers, or clearance lips to retain a bearing race within a bearing housing in the event of bearing failure.

대표청구항 ▼

Bearing arrangements are provided utilizing retention lips, enlarged retaining washers, or clearance lips to retain a bearing located in an engine in the bearing's housing in the event of bearing failure. Also provided are methods of utilizing retention lips, enlarged retaining washers, or clearance

Bearing arrangements are provided utilizing retention lips, enlarged retaining washers, or clearance lips to retain a bearing located in an engine in the bearing's housing in the event of bearing failure. Also provided are methods of utilizing retention lips, enlarged retaining washers, or clearance lips to retain a bearing race within a bearing housing in the event of bearing failure. rtion arranged along an axial direction of said outer ring; and a disk portion directed inward in diameter direction on an axially inner end side of said cylindrical portion, said magnetic sensor is molded by said resin member while being attached to an outer peripheral surface of said cylindrical portion of said first seal ring, said first lip of said second seal ring is contacted with an inner peripheral surface of said cylindrical portion of said first annular body, and said second lip of said second seal ring is contacted with an inner side surface of said disk portion of said first annular body. 11. A sealing device according to claim 5, wherein said second annular body of said second seal ring includes: a cylindrical portion having an outer peripheral surface fixed to said inner rings of said rolling bearing; and a disk portion directed outward in diameter direction on an axially outer end portion of said cylindrical portion, and said pulsar ring is bonded to an inner side surface of said disk portion of said second annular body. 12. A rolling bearing comprising: an outer ring; inner rings provided coaxially with the outer ring inside said outer ring; a plurality of balls interposed between said inner rings and said outer ring; a cage rotatably holding said plurality of balls; a sealing device, attached to shoulder portions of said inner and outer ring, respectively, for sealing said inner rings from and to said outer ring; a magnetic sensor; and a pulsar ring, wherein said sealing device comprises: a first seal ring having a first annular body and attached to said outer ring, said magnetic sensor molded by a resin member on an outer peripheral surface of the first annular body; and a second seal ring having a second annular body and attached to said inner ring, said pulsar ring bonded to a position at which said pulsar ring faces said magnetic sensor, by vulcanization forming, wherein said sealing device further comprises: a first lip formed integrally with said pulsar ring, and contacted with an inner peripheral surface of the first annular body of said first seal ring; and a second lip bonded to a required position of said pulsar ring by vulcanization forming, and contacted with the inner peripheral surface of the first annular body of the first seal ring. 13. A rolling bearing according to claim 12, wherein said pulsar ring is made of magnetized rubber, and having different magnetic poles alternately in circumferential direction provided on an outside diameter surface of said pulsar ring. 14. A rolling bearing according to claim 12, wherein said pulsar ring is formed by mixing magnetic powder with rubber, and a content of the magnetic powder in said rubber is set to fall within a range between a lower limit of 60 mass % and an upper limit of 90 mass %. 15. A rolling bearing according to claim 12, wherein said resin member of said first seal ring is tight fitted to the shoulder portion of said outer ring. 16. A rolling bearing according to claim 12, wherein said second annular body of said second seal ring is tight fitted to the shoulder portions of said inner rings. 17. A rolling bearing according to claim 12, wherein said resin member of said first seal ring has an annulus ring portion for positioning said magnetic sensor with respect to the shoulder portion of said outer ring in axial direction. 18. A rolling bearing according to claim 12, wherein said first annular body of said first seal ring includes: a cylindrical portion arranged along an axial direction of said outer ring; and a disk portion directed inward in diameter direction on an axially inner end side of said cylindrical portion, said first lip of said second seal ring is contacted with an inner peripheral surface of said cylindrical portion of said first annular body, and said second lip of said second seal ring is contacted with an inner side surface of said disk portion of said f