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:
Feb. 25, 1992
Filed:
Feb. 26, 1991
Hiromi Hasegawa, Obu, JP;
Toshiaki Ishiguro, Chita, JP;
Aisin Seiki Kabushiki Kaisha, Kariya, JP;
Abstract
A shift range device for an automatic transmission a shift lever shiftable to any one of a first neutral range, a reverse range, a second neutral range and one or more drive ranges which are arranged in the identified order. A neutral device includes a manual valve connected to the shift lever for establishing the neutral condition in such a manner that the manual valve inhibits the supply of oil pressure to any one of frictional engaging elements of the automatic transmission when the shift lever is transferred to the first neutral position or the second neutral position.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile