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:
Aug. 12, 2014
Filed:
Nov. 25, 2009
Applicants:
Seiji Sawai, Hamamatsu, JP;
Yutaka Yamazaki, Kakegawa, JP;
Inventors:
Seiji Sawai, Hamamatsu, JP;
Yutaka Yamazaki, Kakegawa, JP;
Assignee:
Yamaha Hatsudoki Kabushiki Kaisha, Shizuoka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16F 3/04 (2006.01); F16F 9/32 (2006.01); F16F 1/12 (2006.01); B60G 11/14 (2006.01); B60G 15/06 (2006.01);
U.S. Cl.
CPC ...
F16F 3/04 (2013.01); F16F 1/12 (2013.01); B60G 2204/124 (2013.01); B60G 2202/12 (2013.01); B60G 11/14 (2013.01); B60G 15/065 (2013.01); B60G 2206/42 (2014.01);
Abstract
A spring structure includes a clockwise spring and a counterclockwise spring that are coaxially arranged under a state in which a spring seat is interposed between a lower end portion of the clockwise spring and an upper end portion of the counterclockwise spring. An upper end portion of the clockwise spring is supported on an upper spring seat portion, and a lower end portion of the counterclockwise spring is supported on a lower spring seat portion.