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:
Apr. 01, 1980
Filed:
Jul. 19, 1977
Applicant:
Inventors:
Keizaburo Usui, Yokohama, JP;
Isao Hayama, Yokohama, JP;
Assignee:
Nissan Motor Company, Limited, Yokohama, JP;
Primary Examiner:
Int. Cl.
CPC ...
F04B / ; B60K / ;
U.S. Cl.
CPC ...
192-0092 ; 74843 ; 60DI / ; 417 38 ; 192-358 ;
Abstract
A motor operatively connected to a pump which provides the transmission hydraulic control system with pressurized fluid is activatable automatically in response to insufficient pressure being stored in an accumulator when the ignition switch is closed and by a button switch operated by a button disposed on the gear shift lever when the ignition switch is open and insufficient pressure prevails in said accumulator whereby it is possible to shift gears even when the engine is stopped.
Usui, Keizaburo. (1980). Counter shaft automatic power transmission (U.S. Patent No. 4195720). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4195720
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile