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:
May. 28, 1985
Filed:
Oct. 05, 1982
Applicant:
Inventors:
Takeo Shimizu, Kyoto, JP;
Takeo Hiramatsu, Kyoto, JP;
Bonnosuke Takamiya, Kyoto, JP;
Hiroshi Fukuchi, Kyoto, JP;
Assignee:
Mitsubishi Jidosha Kogyo Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H / ; G05G / ; B60K / ;
U.S. Cl.
CPC ...
7475 / ; 7448 / ; 74862 ; 74866 ; 74867 ; 74871 ; 180272 ; 180285 ;
Abstract
An automatic vehicle transmission is operated simply by driver selection of a forward or backward switch, utilizing an electric and hydraulic control system to effect speed changes among the various forward speeds, neutral and park. Also, during a shift, a solenoid valve is used to temporarily lower the pressure to prevent undue shift shock.