Title:
チェーン
Document Type and Number:
Japanese Patent JP7406318
Kind Code:
B2
Abstract:
A cross-sectional shape of a pin (23) has a semi-circular shape having a rolling surface (23b) for reducing a chain pitch without impairing strength of a chain and improving quietness of the chain for a continuously variable transmission. A first link (19) and a second link (20) enable the pin (23) to be fitted and inserted to be integrally rotated into a pin hole (25) of one side of an outer plate (21) and an inner plate (22). The rolling surface (23b) of the pin (23) is fitted and inserted to be rolled into a rolling area F of the pin holes (26, 29) of the other side of the outer and inner plates (21, 22).
Inventors:
Toshikazu Ohata
Akifumi Sekioh
Akifumi Sekioh
Application Number:
JP2019126268A
Publication Date:
December 27, 2023
Filing Date:
July 05, 2019
Export Citation:
Assignee:
DAIDO KOGYO CO.,LTD.
International Classes:
F16G13/06; F16G5/18; F16H9/24
Domestic Patent References:
| JP2006077847A | ||||
| JP2007051711A | ||||
| JP2009063164A |
Foreign References:
| US20080207368 |
Attorney, Agent or Firm:
Patent Attorney Corporation Chikajima International Patent Office