Title:
ROTARY DAMPER AND PRODUCTION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/281554
Kind Code:
A1
Abstract:
The present invention provides a rotary damper comprising: a cylinder (10) having a partition wall (13); a rotor (20) having an axle (21) opposing the partition wall; a first recess (16) formed in a leading-end surface of the partition wall; an elastic body (40) that is provided in the first recess and is tightly attached to said axle to seal a gap between the partition wall and the axle; and a second recess (27) that is formed in a portion of the outer circumferential surface of the axle but not opposing the leading-end surface of the partition wall during operation, and that forms a space (50) into which the elastic body can be inserted without being compressed, by having an opening of the second recess oppose an opening of the first recess during assembly.
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| JP3446027 | ROTARY DAMPER |
Inventors:
TANAKA KATSUMI (JP)
OZAKI KEIGO (US)
OZAKI KEIGO (US)
Application Number:
PCT/JP2021/025228
Publication Date:
January 12, 2023
Filing Date:
July 03, 2021
Export Citation:
Assignee:
SOMIC MAN HOLDINGS INC (JP)
International Classes:
F16F9/14
Domestic Patent References:
| WO2003046405A1 | 2003-06-05 | |||
| WO2012141242A1 | 2012-10-18 | |||
| WO2003046405A1 | 2003-06-05 | |||
| WO2012141242A1 | 2012-10-18 |
Foreign References:
| JP2019082208A | 2019-05-30 | |||
| JP2021021453A | 2021-02-18 |
Attorney, Agent or Firm:
SENDA PATENT BUREAU (JP)
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