Title:
CHAIN TENSIONER
Document Type and Number:
WIPO Patent Application WO/2022/191195
Kind Code:
A1
Abstract:
This chain tensioner comprises: a first sleeve (13) inserted into a plunger (10); a second sleeve (14) provided connected to the first sleeve (13); a check valve (15) embedded into the second sleeve (14); and a mating cylindrical surface (25) formed on the outer periphery of the second sleeve (14). The first sleeve (13) has a relief spring (34) that presses a sheet member (21) embedded therein, and the second sleeve (14) has a relief sheet surface (36) formed thereon. The sheet member (21), relief spring (34), and the relief sheet surface (36) constitutes a relief valve (38).
Inventors:
ONIMARU KOUICHI (JP)
Application Number:
PCT/JP2022/010039
Publication Date:
September 15, 2022
Filing Date:
March 08, 2022
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD (JP)
International Classes:
F02B67/06; F16H7/08
Foreign References:
| JP2019078299A | 2019-05-23 | |||
| JP2018076878A | 2018-05-17 |
Attorney, Agent or Firm:
KAMADA Naoya et al. (JP)
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