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:
Jun. 05, 1984
Filed:
Apr. 01, 1981
Kazuyoshi Fujioka, Tokyo, JP;
Nissan Motor Company, Limited, Yokohama, JP;
Abstract
A power transmission has a valve means capable of applying hydraulic pressure to forward and reverse drive clutches and first and second speed clutches corresponding to the position of shift lever. The valve means has a plurality of ports respectively corresponding to the forward and reverse drive clutches and the first and second clutches so that it reverse drive clutches and the first and second clutches so that it may vary the clutches to be applied the hydraulic pressure corresponding to the shift lever position. The valve means applies hydraulic pressure to either one of forward and reverse drive clutches and either one of first and second clutches while the vehicle being in driving mode.