Title:
AUTOMATIC TENSIONER
Document Type and Number:
WIPO Patent Application WO/2023/189928
Kind Code:
A1
Abstract:
The present invention is configured to have: a first pulley arm (9) that supports a first idler pulley (7) in contact with an accessory belt (6); a second pulley arm (10) that supports a second idler pulley (8) in contact with the accessory belt (6); a swing fulcrum shaft (11) that swingably supports the first pulley arm (9) and the second pulley arm (10); an elastic member (22) that biases the second pulley arm (10) against the first pulley arm (9) to bring the first idler pulley (7) and the second idler pulley (8) closer to each other; and swing resistance members (33, 34) that generate swinging resistance against the first pulley arm (9) and the second pulley arm (10) only in one of the swinging directions thereof, respectively.
Inventors:
MORIMOTO HIROO (JP)
TANAKA TADAHISA (JP)
NAKAMURA RYU (JP)
NAGASHIMA TOMOKI (JP)
TANAKA TADAHISA (JP)
NAKAMURA RYU (JP)
NAGASHIMA TOMOKI (JP)
Application Number:
PCT/JP2023/011184
Publication Date:
October 05, 2023
Filing Date:
March 22, 2023
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD (JP)
International Classes:
F16H7/12
Foreign References:
| JP2003521639A | 2003-07-15 | |||
| JPH0571511U | 1993-09-28 | |||
| JPS60137263U | 1985-09-11 | |||
| JP2019132428A | 2019-08-08 | |||
| JP2013526691A | 2013-06-24 | |||
| JPH01303354A | 1989-12-07 |
Attorney, Agent or Firm:
KAMADA Naoya et al. (JP)
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