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. 26, 2019
Filed:
Nov. 02, 2016
Zf Friedrichshafen Ag, Friedrichshafen, DE;
Johannes Kaltenbach, Friedrichshafen, DE;
Christian Mittelberger, Ravensburg, DE;
Stefan Renner, Bodman-Ludwigshafen, DE;
Stefan Blattner, Vogt, DE;
ZF FRIEDRICHSHAFEN AG, Friedrichshafen, DE;
Abstract
A hybrid vehicle transmission () having internal combustion engine () and electric machine (). The transmission () comprises main transmission (HG) with two parallel partial transmissions; output shaft (); first (R), second (R), third (R), fourth (R) and output constant (R) gear planes each comprising a fixed gear on countershaft (VW) and respective meshing loose gear; first (A), second (B), third (C), fourth (D), fifth (E), sixth (F), seventh (G) and eighth (H) shift elements. Whenever eighth shift element (H) is engaged, the loose gear of fifth gear plane (R) is engaged with the output shaft () of the main transmission (HG), whenever the seventh shift element (G) is engaged, loose gear of fourth gear plane (R) is engaged with the output shaft (), and whenever the sixth shift element (F) is engaged, loose gear of fourth gear plane (R) is engaged with the first transmission input shaft ().