Title:
SEALED ROLLING BEARING
Document Type and Number:
WIPO Patent Application WO/2021/193419
Kind Code:
A1
Abstract:
A sealed rolling bearing comprising a slinger (7) and a sealing member (6) for sealing a rolling element placement region (8) between an inner race (2) and an outer race (3), wherein the radially inner and outer sides of the slinger (7) are bent toward the inside of the bearing and thus a labyrinth section (9) is formed between a radially outer-side bent portion (7c) and the inner peripheral surface of the outer race (3), the labyrinth section having a greater path length in the axial direction of the bearing than the material thickness of the slinger (7).
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Inventors:
KAWAGUCHI HAYATO (JP)
WAKUDA TAKAHIRO (JP)
WAKUDA TAKAHIRO (JP)
Application Number:
PCT/JP2021/011340
Publication Date:
September 30, 2021
Filing Date:
March 19, 2021
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD (JP)
International Classes:
F16C19/06; F16C33/80; F16J15/3204; F16J15/447
Foreign References:
| JPH02121625U | 1990-10-03 | |||
| JP2002213465A | 2002-07-31 | |||
| JP2013242033A | 2013-12-05 | |||
| JPS49124444U | 1974-10-24 | |||
| JP2008064238A | 2008-03-21 | |||
| GB793407A | 1958-04-16 |
Attorney, Agent or Firm:
KAMADA Naoya et al. (JP)
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