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:
May. 29, 2018

Filed:

Jun. 15, 2016
Applicant:

Ningbo Fengmao Far-east Rubber Co., Ltd., Ningbo, Zhejiang, CN;

Inventors:

Chunlei Jiang, Ningbo, CN;

Ke Yang, Ningbo, CN;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16H 7/12 (2006.01); F16H 7/08 (2006.01);
U.S. Cl.
CPC ...
F16H 7/1218 (2013.01); F16H 7/0831 (2013.01); F16H 2007/081 (2013.01); F16H 2007/0865 (2013.01); F16H 2007/0893 (2013.01);
Abstract

A tensioner includes a base, a tension arrangement rotatable at the base, a damping member being rotated in a loading direction by the tension arrangement, and an elastic member biasing against the damping member. The position of the damping member depends by the layout geometry of the specific application and is directly in opposition to the hub load. The reaction force of the cylindrical surface of the base on the damping member is very near to the plan of the external forces represented by the hub load to minimize the deflection of the shaft. The tension arrangement is rotated to push the damping member for generating a first positive tension between the damping member and the base, and to expand the elastic member radially for generating a second positive tension between the elastic member and the damping member, so as to enhance a damping force of the tensioner.


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