Title:
BEARING RETAINER
Document Type and Number:
WIPO Patent Application WO/2023/200188
Kind Code:
A1
Abstract:
The present invention relates to a bearing retainer with reinforced strength. A bearing retainer according to an aspect of the present invention comprises a first retainer and a second retainer which are formed in a same shape and are coupled to each other, wherein the first retainer comprises ball insertion grooves which are formed in semi-circular shapes so that balls can be inserted therein, a coupling protrusion formed between ball insertion grooves, a coupling groove formed between the ball insertion grooves so that the coupling protrusion can be inserted therein, a reinforcing protrusion reinforcing the thickness of the coupling protrusion and the coupling groove in the inner circumference of the first retainer, and inner circumference grooves formed in the inner circumference of the first retainer at positions corresponding to the ball insertion grooves.
Inventors:
JANG GEON WOO (KR)
Application Number:
PCT/KR2023/004731
Publication Date:
October 19, 2023
Filing Date:
April 07, 2023
Export Citation:
Assignee:
WI A CORP (KR)
International Classes:
F16C33/38; F16C43/06
Foreign References:
| JPH0324323A | 1991-02-01 | |||
| KR20170106779A | 2017-09-22 | |||
| US20220025929A1 | 2022-01-27 | |||
| JP2007040383A | 2007-02-15 | |||
| KR20190070754A | 2019-06-21 | |||
| KR102457930B1 | 2022-10-24 |
Attorney, Agent or Firm:
YEONWOO IP CONSULTING GROUP (KR)
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