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:
Oct. 09, 2007
Filed:
Sep. 05, 2003
Applicants:
Marcus Steen, Angered, SE;
Lars Karlsson, Göteborg, SE;
Inventors:
Marcus Steen, Angered, SE;
Lars Karlsson, Göteborg, SE;
Assignee:
Volvo Lastvagnar AB, Gothenburg, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 3/44 (2006.01);
U.S. Cl.
CPC ...
Abstract
A stage-geared gearbox for motor vehicles, includes an unsynchronized basic gearbox, at least one synchronized auxiliary gear and at least one control unit for controlling engagement and disengagement of the gears of the gearbox and also neutral position. In the gearbox, the control unit is arranged so as, when input signals indicating that neutral position is selected are received, to put the synchronized auxiliary gear in neutral position.