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Title:
HUB UNIT WITH AUXILIARY STEERING FUNCTION AND VEHICLE COMPRISING SAID HUB UNIT
Document Type and Number:
WIPO Patent Application WO/2019/054383
Kind Code:
A1
Abstract:
A hub unit (1) with an auxiliary steering function comprises: a hub bearing (3) that has an inner race (12) that is a rotating race to which a wheel is attached, and an outer race (11) that is a fixed race ; and an outer-race-support member (5) that supports the outer race (11), with a rotation-permitting support component (7) interposed therebetween, at each of two locations vertically so as to allow rotation around a vertically extending auxiliary steering shaft center A. The outer race (11) has: a cylindrical outer race body (61) that has a raceway groove (11a) for a rolling element formed on the inner circumference; and an auxiliary steering member (62) provided with supported parts (19A, 19B) that are supported so as to be capable of rotating around the auxiliary steering shaft center (A) on rotation-permitting support components at the outer circumference side of the outer race body (61). The outer race body (61) and the auxiliary steering member (62) are separate components that are joined to each other.

Inventors:
OOHATA YUUSUKE (JP)
OOBA HIROKAZU (JP)
Application Number:
PCT/JP2018/033679
Publication Date:
March 21, 2019
Filing Date:
September 11, 2018
Export Citation:
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Assignee:
NTN TOYO BEARING CO LTD (JP)
International Classes:
B62D7/18; B60B27/00; B60B35/02; B62D5/04; B62D7/09; F16C19/38; F16C33/58; F16C35/067
Foreign References:
EP2060416A12009-05-20
JPH01190586A1989-07-31
JP2008274993A2008-11-13
JPS63162313A1988-07-05
Attorney, Agent or Firm:
SUGIMOTO, Shuji et al. (JP)
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