Title:
SEALED ROLLING BEARING
Document Type and Number:
WIPO Patent Application WO/2022/210531
Kind Code:
A1
Abstract:
Provided is a sealed rolling bearing capable of achieving both low torque and high sealing performance. The hub bearing 1 is equipped with a seal member 13 that seals a bearing space 9, is fixed to a fixed side member 12, and is in sliding contact with a rotating side member 15. The seal member 13 has a seal lip that is in sliding contact with the rotating side member 15, and grease is applied to at least one surface of the sliding contact surface of the seal lip and the sliding contact surface of the rotating side member 15 with which the seal lip is in sliding contact. The grease contains a base oil having a kinematic viscosity of 6 mm2/s-45 mm2/s and a thickener, and the worked penetration measured in accordance with JIS K2220 is 220-320.
Inventors:
KAWAMURA TAKAYUKI (JP)
SEKIYA TORU (JP)
KONDOU RYOUTA (JP)
GOKI MIWA (JP)
SEKIYA TORU (JP)
KONDOU RYOUTA (JP)
GOKI MIWA (JP)
Application Number:
PCT/JP2022/014996
Publication Date:
October 06, 2022
Filing Date:
March 28, 2022
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD (JP)
International Classes:
C10M169/02; B60B35/14; B60B35/18; C10M105/32; C10M107/02; C10M107/34; C10M115/08; C10M117/00; C10M133/12; F16C19/18; F16C33/78; F16J15/3204; F16J15/3232; F16J15/324; C10N10/04; C10N30/00; C10N30/06; C10N30/08; C10N30/12; C10N40/02; C10N50/10
Domestic Patent References:
| WO2008105377A1 | 2008-09-04 |
Foreign References:
| JP2019039470A | 2019-03-14 | |||
| JP2020105462A | 2020-07-09 | |||
| JP2019014824A | 2019-01-31 | |||
| JP2015021566A | 2015-02-02 | |||
| JP2010059369A | 2010-03-18 | |||
| JP5110843B2 | 2012-12-26 | |||
| JP4475055B2 | 2010-06-09 | |||
| JP4997532B2 | 2012-08-08 |
Attorney, Agent or Firm:
WAKI Hikaru et al. (JP)
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