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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.

Patent No.:

US 9127726 B1

PDFFull Text
Expired
Date of Patent:
Sep. 08, 2015

Filed:

Jun. 04, 2013

Rotary damper

Applicant:

Bizen Hatsujo Co., Ltd., Okayama-shi, Oakayama, JP;

Inventors:

Takeshi Yamane, Okayama, JP;

Tokuzo Kobayashi, Okayama, JP;

Yasushi Taniguchi, Okayama, JP;

Assignee:

BIZEN HATSUJO CO., LTD., Okayama, JP;

Attorney:

DLA Piper LLP (US)

Primary Examiner:

Thomas Irvin

Int. Cl.
CPC ...
F16D 49/02 (2006.01); F16D 49/04 (2006.01); F16D 49/10 (2006.01); F16D 49/16 (2006.01); F16D 49/20 (2006.01); F16D 49/08 (2006.01);
U.S. Cl.
CPC ...
F16D 49/04 (2013.01); F16D 49/02 (2013.01); F16D 49/08 (2013.01); F16D 49/10 (2013.01); F16D 49/16 (2013.01); F16D 49/20 (2013.01);
Abstract

The rotary damper includes a brake drum () whose either end is integrally connected to the first member (); a cylindrical case () covering the brake drum () in a state that the cylindrical case relatively rotates with respect to the brake drum, and being connected to the second member () in a state that the cylindrical case rotates in conjugation with the second member; a brake spring () being externally fitted to the brake drum () with the coil spring tightened, and being configured by a coil spring whose one end is fixed to one end of the cylindrical case () and other end is fixed to other end of the cylindrical case. The brake drum () is provided with a releasing concave portion () on an outer periphery thereof and fixing portions for winding the brake spring rotating independently from the brake drum.

Find Patent Forward Citations

Yamane, Takeshi. (2015). Rotary damper (U.S. Patent No. 9127726). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9127726

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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