Title:
ELECTROMAGNETIC CLUTCH
Document Type and Number:
WIPO Patent Application WO/2021/075443
Kind Code:
A1
Abstract:
[Problem] To provide an electromagnetic clutch in which even when a part around which a belt of a pulley is wound is projected on the front side of an armature plate to separate a pulley from a rotor and to reduce the diameter of the pulley, water or foreign matter is prevented from infiltrating the pulley. [Solution] Provided is an electromagnetic clutch (1) having a rotor (3), a hub (8), an armature plate (4), and a pulley (10), wherein the rotor (3) is separate from the pulley (10), the pulley (10) is attached to the rotor (3) from the front side, the pulley (10) has a small-diameter pulley part (10b) protruding toward the front side of the armature plate (4), and the small-diameter pulley part (10b) is provided with a cover (14) in an opening on a side (front side) opposite to the rotor (3).
Inventors:
YAMADA SACHIHIRO (JP)
SHIMIZU ATSUSHI (JP)
HIRANO ICHIRO (JP)
OHK CHANGHEON (JP)
SHIMIZU ATSUSHI (JP)
HIRANO ICHIRO (JP)
OHK CHANGHEON (JP)
Application Number:
PCT/JP2020/038695
Publication Date:
April 22, 2021
Filing Date:
October 14, 2020
Export Citation:
Assignee:
VALEO JAPAN CO LTD (JP)
International Classes:
F16D27/112; F16H55/36
Foreign References:
| JPS57120731A | 1982-07-27 | |||
| JPS61523U | 1986-01-06 | |||
| JP2009281579A | 2009-12-03 | |||
| JP2005180474A | 2005-07-07 |
Other References:
See also references of EP 4047236A4
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