Title:
OSCILLATION PROCESSING DEVICE, METHOD FOR MANUFACTURING HUB UNIT BEARING, AND METHOD FOR MANUFACTURING AUTOMOBILE
Document Type and Number:
WIPO Patent Application WO/2019/163986
Kind Code:
A1
Abstract:
The present invention is provided with: a bearing (20) having an annular recess (52) facing an outer circumferential edge of a concave spherical surface part (36) over the entire circumference; and a guide member (21) for guiding a lubricating oil flowing out from a spherical surface engagement section between a convex spherical surface part (24) and the concave spherical surface part (36) towards the annular recess (52).
Inventors:
MARUNO TETSUROU (JP)
SUGAI SATOSHI (JP)
YAMAZAKI HIROAKI (JP)
HAGIWARA NOBUYUKI (JP)
SUGAI SATOSHI (JP)
YAMAZAKI HIROAKI (JP)
HAGIWARA NOBUYUKI (JP)
Application Number:
PCT/JP2019/007031
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:
| JP2016165735A | 2016-09-15 | |||
| JPS5048841U | 1975-05-14 | |||
| JP2014133254A | 2014-07-24 | |||
| 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 3593920A4
Attorney, Agent or Firm:
TANAI Sumio et al. (JP)
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