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.:
Date of Patent:
Jan. 16, 2018
Filed:
Feb. 06, 2014
Applicant:
Nhk Spring Co., Ltd., Kanagawa, JP;
Inventors:
Takao Kobayashi, Nagano, JP;
Takahiro Ito, Nagano, JP;
Yoshiyuki Takahashi, Nagano, JP;
Kazuhito Hiraoka, Kanagawa, JP;
Assignee:
NHK SPRING CO., LTD., Yokahama-shi, Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 7/08 (2006.01); F16H 7/22 (2006.01); F01L 1/18 (2006.01);
U.S. Cl.
CPC ...
F16H 7/08 (2013.01); F01L 1/18 (2013.01); F16H 2007/081 (2013.01); F16H 2007/0804 (2013.01); F16H 2007/0893 (2013.01);
Abstract
A load-applying device is provided that includes a spiral spring that is formed from a thin strip that is wound multiple times in a spiral shape; a movable body; and a fixing member. The spiral spring is disposed between the movable body and the fixing member, in a manner capable of performing a diameter reduction operation and a diameter expansion operation, and an outer-circumference part of the spiral spring contacting the movable body and the fixing member directly, or indirectly.