Patent · US Active

Motor vehicle transmission actuator for operating a motor vehicle transmission

US7721615B2 · kind B2 · utility

4Cited by

5References

33Claims

0Family size

Assignee

LuK Lamellen und Kupplungsbau Beteiligungs KG · DE

Inventors

Matthias Ehrlich · Laufenburg (Baden), DE
Norbert Esly · Schömberg, DE

Key dates

Filing date	Dec 24, 2005
Grant date	May 25, 2010
Priority date	—
Expiry date	Apr 18, 2027

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T74/2003
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

A motor vehicle transmission actuator for operation of a motor vehicle transmission, including gearsets which form different ratios, whereby the transmission actuator has a threaded shaft with at least one first threaded section, embodied as a right-handed thread and at least one second threaded section, embodied as a left-hand thread with just one electric motor for driving in the selection direction and the switching direction.

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