SEAL ASSEMBLY FOR BEARING

WIPO Patent Application WO/2023/015421

A1

A seal assembly for a bearing, comprising a skeleton (31) and a seal (32). The skeleton is a bent angular shape and comprises a first bend portion (311) and a second bend portion (312); the first bend portion abuts a radially outer surface of an outer bearing ring (22), and a first end portion of the second bend portion is connected to the first bend portion; the seal has a substantively annular shape and comprises a base (321), a first sealing lip (322) and a second sealing lip (323); a first end portion of the base is attached to a second end portion of the second bend portion; a first end portion of the first sealing lip is attached to a second end portion of the base; the first sealing lip extends obliquely, relative to the axial direction of the bearing, from the second end of the base towards the axial inner side of the bearing, coming into interference-fit contact with the radially outer surface of the inner ring of the bearing; the second sealing lip extends obliquely, relative to the axial direction of the bearing, from the second end of the base towards the axial outer side of the bearing and out to a point near the radially outer surface of the inner ring or to a point on the radially outer surface of the inner ring.

LIU XIN (CN)
WU LIJUAN (CN)
XU JINGFENG (CN)
LU NAN (CN)
DENG DAWEI (CN)
CAI FUQIANG (CN)

PCT/CN2021/111622

February 16, 2023

August 09, 2021

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SCHAEFFLER TECHNOLOGIES AG (DE)

F16C33/78

CN203926418U	2014-11-05
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CN113217547A	2021-08-06
CN205226095U	2016-05-11
EP2500593A1	2012-09-19
JP2017155822A	2017-09-07
JP2002228008A	2002-08-14

BEIJING EAST IP LTD. (CN)

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