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:
Mar. 23, 2004
Filed:
May. 18, 2001
Shigetaka Kinme, Kashiwara, JP;
Tatsuhiro Yamamoto, Yamatokooriyama, JP;
Susumu Imagaki, Tondabayashi, JP;
Osamu Sano, Kashihara, JP;
Kunihiro Oka, Kashihara, JP;
Tomoyuki Takei, Kashiwara, JP;
Masanori Kobayashi, Nara, JP;
Yoshio Ito, Tondabayashi, JP;
Tatsuo Otsuka, Tondabayashi, JP;
Koyo Seiko Co., Ltd., Osaka, JP;
Abstract
An electric power steering apparatus in which a shaft of a worm interlocking with rotation of a motor for steering assistance is movable in a radial direction, a pressing body for pressing the worm toward a worm wheel is provided, and the pressing body is provided with a V-shaped contact portion to abut in two circumferential positions of the shaft and an annular elastic body for restricting movement of the pressing body in a direction crossing the radial direction.