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:
Mar. 24, 2020

Filed:

Jan. 29, 2018
Applicant:

Kabushiki Kaisha Toyota Chuo Kenkyusho, Nagakute-shi, Aichi-ken, JP;

Inventors:

Eiji Tsuchiya, Nagakute, JP;

Yoshihiro Mizuno, Nagakute, JP;

Norio Yonezawa, Nagakute, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16F 15/04 (2006.01); F16F 15/03 (2006.01);
U.S. Cl.
CPC ...
F16F 15/043 (2013.01); F16F 15/03 (2013.01); F16F 2222/06 (2013.01); F16F 2230/0064 (2013.01); F16F 2232/02 (2013.01);
Abstract

A torque variation suppressing apparatus includes a rotation element, and a plurality of first elastic elements and second elastic elements which apply elastic forces to the rotation element. With a rotation of the rotation element, a torque applied to the rotation element from each of the first elastic elements and the second elastic elements changes periodically, and a phase of the torque applied to the rotation element from at least one of the first elastic elements and the second elastic elements is changed so that an overall torque characteristic applied to the rotation element is set variable.


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