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:
May. 10, 2011
Filed:
Dec. 03, 2008
Applicants:
Shigeto Mori, Hadano, JP;
Akihide Umada, Hadano, JP;
Mayumi Matsuno, Hadano, JP;
Inventors:
Assignee:
Kabushiki Kaisha Topura, Hadano-Shi, Kanagawa-Ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16B 25/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a tightening structure with which a reduction in processing steps is achieved without modifying the shape of a partner member an improvements in bolt strength and fatigue strength are achieved, and with which the fitting length of a thread ridge is not altered greatly in comparison with a conventional tightening structure such that a size reduction can be achieved, thereby contributing greatly to a reduction in the weight of a vehicle.