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. 17, 1984
Filed:
Aug. 31, 1981
Applicant:
Inventor:
Joseph B Snoy, Rockford, IL (US);
Assignee:
Twin Disc, Incorporated, Racine, WI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60K / ; G05G / ;
U.S. Cl.
CPC ...
74475 ; 7447 / ; 7447 / ; 74476 ; 192-358 ;
Abstract
A transmission system for a vehicle such as a farm tractor comprises a solenoid-operated reversible multispeed transmission (twelve speeds forward and four reverse); an electronic control circuit for operating solenoids in the transmission to effect shifting; and a single lever control device including a manually operable control lever movable from neutral to forward or reverse positions and between upshift and downshift directions when in each position to operate electric switches which are connected to the electronic control circuit to effect desired shifting of the transmission.