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:
May. 07, 2019
Filed:
May. 04, 2017
Applicant:
Zf Friedrichshafen Ag, Friedrichshafen, DE;
Inventor:
Jürgen Legner, Friedrichshafen, DE;
Assignee:
ZF Friedrichshafen AG, Friedrichshafen, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F02D 41/02 (2006.01); B60W 30/19 (2012.01); B60W 10/06 (2006.01); B60W 10/11 (2012.01); F16H 63/50 (2006.01); F02D 41/12 (2006.01); F02D 31/00 (2006.01);
U.S. Cl.
CPC ...
F02D 41/023 (2013.01); B60W 10/06 (2013.01); B60W 10/11 (2013.01); B60W 30/19 (2013.01); F02D 41/12 (2013.01); F16H 63/502 (2013.01); F02D 31/006 (2013.01); F02D 31/009 (2013.01); F02D 2200/602 (2013.01); F02D 2250/21 (2013.01);
Abstract
With a torque-controlled internal combustion engine and a variable-speed transmission having fixed shift gear ratios, during a shift, the internal combustion engine is controlled in such manner that the drive output torque of the transmission remains the same before and after the shift.