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. 22, 2013
Filed:
Jun. 03, 2009
Josef Glatthaar, Oberndorf, DE;
Tobias Kalisch, Willingen-Schwenningen, DE;
Oliver Ottinger, St. Georgen, DE;
Bruce Palansky, Westland, MI (US);
Josef Glatthaar, Oberndorf, DE;
Tobias Kalisch, Willingen-Schwenningen, DE;
Oliver Ottinger, St. Georgen, DE;
Bruce Palansky, Westland, MI (US);
GETRAG Getriebe- und Zahnradfabrik Hermann Hagenmeyer GmbH & Cie KG, Untergruppenbach, DE;
GETRAG Transmission Corporation, Sterling Heights, MI (US);
Abstract
A system and method for maintaining the operation of an automated transmission (), particularly a dual dutch transmission, for a motor vehicle, in case of a failure of an engine speed sensor () or a bus connection () between a first control module () controlling an engine () being connectable to the transmission () through at least one separation clutch (), and a second control module () controlling regulating units () for connecting the engine () to the transmission () or to one or more driving wheels () in a force-transmitting manner, wherein gear-shift relevant data, particularly a number of revolutions (n) of the engine, is exchanged between the control modules () over the bus connection ().