Title:
ELECTROMAGNETIC CLUTCH
Document Type and Number:
WIPO Patent Application WO/2021/172156
Kind Code:
A1
Abstract:
[Problem] To provide an electromagnetic clutch capable of preventing water from entering the electromagnetic clutch from a foreign matter discharge part that discharges foreign matter such as abrasion powder to the outside, even when a waterproofing cover that covers a front-side end surface of an armature plate is provided with the foreign matter discharge part when the cover is attached. [Solution] A cover (20) for covering a front-side end surface (4) of an armature plate (4) includes: a top surface part (20a) disposed to face the front-side end surface (3b) of the armature plate (4); and a cylindrical part (20b) extending from the top surface part (20a), wherein a foreign matter discharge part (25) is formed to protrude from the outside of the cylindrical part (20b), and the foreign matter discharge part (25) has an opening (25a) facing a lateral peripheral surface side of the armature plate (4), an opening (25b) facing the rear side of a compressor, and an internal space (25c) communicating with the openings (25a), (25b).
Inventors:
HIRANO ICHIRO (JP)
OHK CHANGHEON (JP)
LEE JUNGHUN (JP)
OHK CHANGHEON (JP)
LEE JUNGHUN (JP)
Application Number:
PCT/JP2021/006086
Publication Date:
September 02, 2021
Filing Date:
February 18, 2021
Export Citation:
Assignee:
VALEO JAPAN CO LTD (JP)
International Classes:
F16D27/112
Foreign References:
| JPS5937438U | 1984-03-09 | |||
| JP2009281579A | 2009-12-03 | |||
| JP2011112056A | 2011-06-09 | |||
| JPS6359223U | 1988-04-20 | |||
| JP2014126108A | 2014-07-07 |
Other References:
See also references of EP 4112963A4
Download PDF: