Title:
CHAIN
Document Type and Number:
WIPO Patent Application WO/2024/005166
Kind Code:
A1
Abstract:
This chain comprises: multiple outer links each having a pair of outer plates and a pin connecting both ends of the pair of outer plates; and multiple inner links each having a pair of inner plates, a bush connecting both ends of the pair of inner plates, and a roller rotatably fitted to the bush, wherein the inner links and the outer links are alternatively connected. A coating (20) of a-C:H type diamond-like carbon is formed on outer peripheral surfaces of the bush and the roller. The thickness of the coating (20) is 1.5-4.0 μm, and the thickness of the bush outer peripheral surface is equal to larger than the thickness of the roller outer peripheral surface.
Inventors:
KITAMURA MASAYUKI (JP)
Application Number:
PCT/JP2023/024280
Publication Date:
January 04, 2024
Filing Date:
June 29, 2023
Export Citation:
Assignee:
DAIDO KOGYO KK (JP)
International Classes:
F16G13/02; C23C26/00; F16G13/06
Foreign References:
| JP2005061441A | 2005-03-10 | |||
| JPS5796835U | 1982-06-14 | |||
| JP2016089936A | 2016-05-23 |
Attorney, Agent or Firm:
CHIKASHIMA & ASSOCIATES (JP)
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