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:
Nov. 03, 2020
Filed:
Jan. 17, 2019
Applicant:
Zf Friedrichshafen Ag, Friedrichshafen, DE;
Inventors:
Assignee:
ZF FRIEDRICHSHAFEN AG, Friedrichshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D 48/06 (2006.01); F16H 61/04 (2006.01); F16H 61/02 (2006.01); F16H 61/686 (2006.01); B60W 50/00 (2006.01); F16H 59/72 (2006.01); F16H 59/14 (2006.01); F16H 3/66 (2006.01); F16H 59/40 (2006.01); F16H 59/42 (2006.01);
U.S. Cl.
CPC ...
F16D 48/062 (2013.01); F16H 61/0204 (2013.01); F16H 61/0403 (2013.01); F16D 2500/1045 (2013.01); F16D 2500/30803 (2013.01); F16D 2500/30816 (2013.01); F16D 2500/30822 (2013.01); F16D 2500/30825 (2013.01); F16D 2500/3144 (2013.01); F16D 2500/50653 (2013.01); F16D 2500/7048 (2013.01); F16D 2500/70426 (2013.01); F16H 3/66 (2013.01); F16H 59/14 (2013.01); F16H 59/40 (2013.01); F16H 59/42 (2013.01); F16H 59/72 (2013.01); F16H 61/686 (2013.01); F16H 2059/148 (2013.01); F16H 2200/0065 (2013.01); F16H 2200/2012 (2013.01); F16H 2200/2041 (2013.01); F16H 2200/2046 (2013.01); F16H 2200/2064 (2013.01); F16H 2200/2094 (2013.01);
Abstract
A method () for the open-loop control of a gearbox () that includes a first and a second proportionally controllable shift element (A-F) is provided. The method includes disengaging () the first shift element (A-F) according to a first control profile and engaging () the second shift element (A-F) of the gearbox () according to a second control profile. The first control profile includes a first variable portion which is determined as a function of a temperature of the gearbox ().