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Title:
【発明の名称】電磁カップリングの巻線の制御装置及び制御方法
Document Type and Number:
Japanese Patent JPH0668295
Kind Code:
B2
Abstract:
The invention relates to an electromagnetic clutch assembly comprising a magnetic rotor rotatable about an axis and having a disk-shaped portion, a magnetic armature rotatable about said axis and having a disk-shaped portion for engagement with said sisk-shaped portion of said rotor. According to the invention said clutch is characterized by means for reducing the audible noise resulting from the vibration of said rotor and/or said armature upon clutch engagement including flux gaps in said rotor and armature which define segments and bridge areas in the disk-shaped portions of said rotor and armature wherein neither all of the said segments or all of said bridge areas on said armature and/or said rotor have the same resonant frequency.

Inventors:
Thomas Pea Roll
Application Number:
JP2750785A
Publication Date:
August 31, 1994
Filing Date:
February 14, 1985
Export Citation:
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Assignee:
Dana Corporation
International Classes:
B23Q9/00; F16D27/112; F16D48/06; (IPC1-7): F16D27/16
Domestic Patent References:
JP57182530A
JP57177428A
Attorney, Agent or Firm:
Kyozo Yuasa (4 outside)