Title:
WHEEL BEARING ASSEMBLY
Document Type and Number:
WIPO Patent Application WO/2019/209093
Kind Code:
A1
Abstract:
A wheel bearing assembly according to one embodiment of the present invention comprises a wheel hub, one or more inner wheels, an outer wheel, and one or more bearings, wherein, at the end of the vehicle body-side interior of the wheel hub, an accommodating space for accommodating a universal joint is provided, and along the inner circumferential surface of the accommodating space, a plurality of recesses, spaced apart along the circumferential direction, for accommodating a rotating element of the universal joint may be provided. According to one embodiment of the present invention, a first heat-treated hardened part is provided on the inner circumferential surface of the accommodating space, and the first heat-treated hardened part may comprise a part with which the rotating element of the universal joint comes into contact. According to one embodiment of the present invention, a second heat-treated hardened part is provided on the outer circumferential surface of the wheel hub, and the first and second heat-treated hardened parts may be formed so as not to overlap with each other.
Inventors:
PARK JUNG YANG (KR)
LIM JONG KEUN (KR)
JUNG YUN HO (KR)
JANG BO YOUNG (KR)
LIM JONG KEUN (KR)
JUNG YUN HO (KR)
JANG BO YOUNG (KR)
Application Number:
PCT/KR2019/005162
Publication Date:
October 31, 2019
Filing Date:
April 29, 2019
Export Citation:
Assignee:
ILJIN GLOBAL CO LTD (KR)
International Classes:
B60B27/00; F16C19/18
Foreign References:
| JP2001233009A | 2001-08-28 | |||
| JP2005249047A | 2005-09-15 | |||
| KR20030026324A | 2003-03-31 | |||
| JPH11151904A | 1999-06-08 | |||
| US6357925B2 | 2002-03-19 |
Attorney, Agent or Firm:
MOA INTELLECTUAL PROPERTY LAW FIRM (KR)
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