Patent · US Active

Drive train for a hybrid motor vehicle

US9669697B2 · kind B2 · utility

3Cited by

15References

10Claims

0Family size

Assignee

Dr. Ing. h.c. F. Porsche AG · DE

Inventors

Stephan Mueller · Leonberg, DE
Falk Heilfort · Eberdingen, DE
Philipp Schultis · Stuttgart, DE

Key dates

Filing date	Jan 31, 2014
Grant date	Jun 6, 2017
Priority date	—
Expiry date	Mar 14, 2034

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S903/91
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

The invention relates to a drive train (10) for a hybrid vehicle comprising an internal combustion engine (12) having a motor shaft (18) for providing a torque for driving the hybrid vehicle, and comprising an electric machine (30) for providing a torque for driving the hybrid vehicle, wherein the electric machine (30), in particular for starting of the internal combustion engine (12), can be coupled to the motor shaft (18) by means of a selectively engageable planetary gear unit (38) for providing at least two different transmission ratios, wherein the electric machine (30) can be coupled by means of a transmission gearing (48), in particular a sun gear system having a transmission ratio different from 1.0, having an intermediate shaft (46) for introducing the torque into the planetary gear unit (38).

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