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. 13, 2009
Filed:
Nov. 05, 2007
Toshihiko Kaneiwa, Kounan, JP;
Masamitsu Ohtsubo, Inuyama, JP;
Takanori Kurokawa, Kashiwara, JP;
Hirokazu Arai, Yamatokooriyama, JP;
Toshihiko Kaneiwa, Kounan, JP;
Masamitsu Ohtsubo, Inuyama, JP;
Takanori Kurokawa, Kashiwara, JP;
Hirokazu Arai, Yamatokooriyama, JP;
Asahi Organic Chemicals Industry Co., Ltd., Nobeoka-Shi, JP;
JTEKT Corporation, Osaka-Shi, JP;
Abstract
A resin gear for an electric power steering apparatus is provided which offers excellent mechanical strength and durability, and in which damage of teeth, does not occur even when the gear is employed in an electric power steering apparatus equipped with a high-power electric actuator. The resin gear for an electric power steering apparatus includes a worm wheel, and a gear portion thereof is formed of a resin molding material containing a thermosetting resin and polyparaphenylene-benzobisoxazole fibers (PBO fibers) as essential constituents.