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. 05, 1993
Filed:
Nov. 05, 1991
Applicant:
Inventors:
Osamu Takeuchi, Nishio, JP;
Yoshikazu Sakaguchi, Anjo, JP;
Takahiro Yamashita, Nishio, JP;
Akira Hoshino, Okazaki, JP;
Yutaka Taga, Aichi, JP;
Yasuo Hojo, Nagoya, JP;
Yoshiharu Harada, Toyota, JP;
Assignees:
Aisin AW Co., Ltd., both of, JP;
Toyota Jidosha Kabushiki Kaisha, both of, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H / ;
U.S. Cl.
CPC ...
74467 ; 7460 / ;
Abstract
An automatic transmission with a reverse inhibit feedback passage between front and rear oil sumps. The transmission includes a case, a passage in the case for returning oil to the front sump from the rear sump and a flap valve for allowing the flow from rear sump to front sump while inhibiting oil flow in the reverse direction.