The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 27, 2017

Filed:

Aug. 25, 2016
Applicant:

Jtekt Corporation, Osaka-shi, JP;

Inventors:

Noriyuki Fujii, Hekinan, JP;

Kunihiko Suzuki, Gamagori, JP;

Hiroshi Takuno, Nukata-gun, JP;

Assignee:

JTEKT CORPORATION, Osaka-shi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D 11/14 (2006.01); F16D 23/06 (2006.01); F16D 27/118 (2006.01); F16D 11/00 (2006.01);
U.S. Cl.
CPC ...
F16D 11/14 (2013.01); F16D 23/06 (2013.01); F16D 27/118 (2013.01); F16D 2011/002 (2013.01); F16D 2011/006 (2013.01); F16D 2011/008 (2013.01);
Abstract

An electromagnetic clutch device includes meshing member connected to a first rotational member, a biasing member that biases the meshing member in a direction where a second meshing portion is meshed with a first meshing portion, and a pressing mechanism including a locking portion that presses the meshing member against a biasing force of the biasing member so as to axially move the meshing member. The locking portion is axially immovable relative to the second rotational member, and a cylindrical cam member is provided with a plurality of locked portions to be locked at different axial positions. Locking of the locking portion is shifted from one of the plurality of locked portions to another locked portion placed at a different axial position, and friction torque is caused to synchronize rotation of the first rotational member with that of the second rotational member.


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