Title:
PULLEY DEVICE AND CENTRIFUGAL CLUTCH
Document Type and Number:
WIPO Patent Application WO/2021/075239
Kind Code:
A1
Abstract:
Provided are a pulley device capable of smoothly operating a cam mechanism that displaces a movable-side driven plate as a movable sheave, and a centrifugal clutch including the pulley device. The pulley device (130) includes a sliding sleeve (153) between a fixed-side driven plate (140) and the movable-side driven plate (150) that are rotationally driven by the driving force of an engine. In the fixed-side driven plate (140), a groove-shaped concave cam portion (144) is formed on a fixed-side sleeve (142) formed in a cylindrical shape. In the movable-side driven plate (150), a sliding sleeve (153) is fitted to a movable-side sleeve (152) formed in a cylindrical shape. The sliding sleeve (153) is formed in a cylindrical shape, and the outer peripheral portion of the fixed-side sleeve (142) and the inner peripheral portion of the movable-side sleeve (152) are fitted to each other. Further, the sliding sleeve (153) is formed with a convex cam portion (154) that is slidably fitted to the concave cam portion (144).
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Inventors:
YOKOMICHI YUTA (JP)
AONO KAORU (JP)
AONO KAORU (JP)
Application Number:
PCT/JP2020/036468
Publication Date:
April 22, 2021
Filing Date:
September 25, 2020
Export Citation:
Assignee:
FCC KK (JP)
International Classes:
F16H9/18; F16D43/18; F16H55/56
Foreign References:
| JPH11173392A | 1999-06-29 | |||
| JPS5188777U | 1976-07-15 | |||
| JP2017161028A | 2017-09-14 | |||
| JP2018009675A | 2018-01-18 | |||
| US6120399A | 2000-09-19 | |||
| JP2019127993A | 2019-08-01 | |||
| JPH09144824A | 1997-06-03 |
Attorney, Agent or Firm:
ITO Hiroyuki (JP)
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