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:
Dec. 12, 2006
Filed:
Apr. 16, 2004
Kazuhisa Ozaki, Anjo, JP;
Takeshi Inuzuka, Anjo, JP;
Chihiro Hosono, Anjo, JP;
Kazuhisa Murase, Anjo, JP;
Michimasa Tanaka, Anjo, JP;
Kazuhisa Ozaki, Anjo, JP;
Takeshi Inuzuka, Anjo, JP;
Chihiro Hosono, Anjo, JP;
Kazuhisa Murase, Anjo, JP;
Michimasa Tanaka, Anjo, JP;
Aisin A W Co., Ltd, Anjo, JP;
Abstract
A range switching device is provided that is capable of selecting a running range accurately using a simple configuration and control. The range switching device includes a conversion mechanism which, in turn, includes a ball screw shaft, a ball nut, and other members. The ball nut is connected to a spool through an arm member, a range control shaft, and a detent lever. The spool is moved into a specified selection region among a plurality of selection regions by the conversion mechanism and the arm member. Then, the spool is more precisely moved to a selection position within the specified selection region by the detent mechanism and positioned and held thereat.