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:
Apr. 07, 2015
Filed:
Jul. 19, 2013
Jtekt Corporation, Osaka-shi, Osaka, JP;
Yuichi Toyama, Owariasahi, JP;
Hiroyuki Takahashi, Okazaki, JP;
Kosuke Tsukahara, Okazaki, JP;
Fumihiro Kawakami, Okazaki, JP;
Tomohiro Niwa, Okazaki, JP;
Yoshinobu Muramoto, Toyoake, JP;
Naoki Kinouchi, Okazaki, JP;
Takaya Tanikawa, Toyohashi, JP;
JTEKT Corporation, Kariya-shi, JP;
Abstract
A wave washer is used for a shaft supporting device of an electric power steering system. The wave washer has an annular portion and six outward protrusions. The annular portion has first protrusions that protrude in a first axial direction and second protrusions that are formed so as to continuous with the first protrusions and that protrude in a second axial direction. Each outward protrusion protrudes from an outer periphery of the annular portion in a radially outward direction of the radial direction of the annular portion.