Title:
OSCILLATING MACHINING DEVICE, METHOD FOR MANUFACTURING HUB UNIT BEARING, AND METHOD FOR MANUFACTURING AUTOMOBILE
Document Type and Number:
WIPO Patent Application WO/2019/163982
Kind Code:
A1
Abstract:
The present invention is provided with: an oil reservoir (20) having an annular recess (52) facing the entire outer circumferential edge of a concave spherical surface part (36); and a cover (21) formed in a cylindrical shape, one axial end part thereof being rotatably supported by a portion adjacent to the radial inside of the annular recess (52), and the other axial end part thereof being rotatably supported by one axial end portion of a shaft-equipped spherical seat (18).
Inventors:
HAGIWARA NOBUYUKI (JP)
KIKUCHI TOKUMASA (JP)
KIKUCHI TOKUMASA (JP)
Application Number:
PCT/JP2019/006990
Publication Date:
August 29, 2019
Filing Date:
February 25, 2019
Export Citation:
Assignee:
NSK LTD (JP)
International Classes:
B21J9/02; B21K1/05
Domestic Patent References:
| WO2004001247A1 | 2003-12-31 |
Foreign References:
| JPS5048841U | 1975-05-14 | |||
| JPH04200947A | 1992-07-21 | |||
| JP2016165735A | 2016-09-15 | |||
| JP2018032487A | 2018-03-01 | |||
| JP2018054018A | 2018-04-05 | |||
| JP2019018458A | 2019-02-07 | |||
| JP2001241450A | 2001-09-07 | |||
| JP2013091067A | 2013-05-16 | |||
| JP2013132678A | 2013-07-08 |
Other References:
See also references of EP 3593921A4
Attorney, Agent or Firm:
TANAI Sumio et al. (JP)
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