Title:
RESIN GEAR
Document Type and Number:
WIPO Patent Application WO/2019/244216
Kind Code:
A1
Abstract:
This resin gear 1 is provided with an annular metal bushing 3, and an annular resin member 7 which is provided around the metal bushing 3 and which has tooth shapes 7a formed in the outer periphery. The metal bushing 3 and the resin member 7 are arranged so as to be capable of relative rotation in the direction of rotation of the resin gear 1. Between the metal bushing 3 and the resin member 7, spaces K1 interposed between the outer peripheral surface 3o of the metal bushing 3 and the inner peripheral surface 7i of the metal resin 7 are formed arranged along the direction of rotation. Elastic members 5 are arranged inside of the spaces K1.
Inventors:
MORIO YOICHI (JP)
AOYAGI TATSUYA (JP)
AOYAGI TATSUYA (JP)
Application Number:
PCT/JP2018/023153
Publication Date:
December 26, 2019
Filing Date:
June 18, 2018
Export Citation:
Assignee:
HITACHI CHEMICAL CO LTD (JP)
International Classes:
F16H55/14
Foreign References:
| JP2017089778A | 2017-05-25 | |||
| JP2004116581A | 2004-04-15 | |||
| CN104500693A | 2015-04-08 | |||
| JPS58175255U | 1983-11-24 | |||
| JP2017151000A | 2017-08-31 |
Other References:
See also references of EP 3809017A4
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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