Patent · US Active

Method for operating a hybrid powertrain

US11565702B2 · kind B2 · utility

0Cited by

4References

7Claims

0Family size

Assignee

ZF FRIEDRICHSHAFEN AG · DE

Inventors

Florian Petrich · Kreßbronn, DE
Robert Reiser · Hilliard, US
Oliver Angele · Weingarten, DE

Key dates

Filing date	Oct 10, 2018
Grant date	Jan 31, 2023
Priority date	—
Expiry date	Mar 28, 2039

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T10/62
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

A method for operating a hybrid drive train of a motor vehicle includes: starting the motor vehicle solely with the aid of an electric machine; engaging a torque converter lockup clutch for rotationally fixing an impeller of a torque converter to a turbine wheel of the torque converter, wherein the turbine wheel is rotationally fixed to the electric machine; and engaging a clutch in order to drivingly connect the impeller to a motor vehicle drive unit, in order to start the motor vehicle drive unit.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.