Patent · US Expired

Trailer towing device

US6997472B2 · kind B2 · utility

3Cited by

5References

3Claims

0Family size

Assignee

Dr. Ing. h.c. F. Porsche AG · DE

Inventors

Peter Reutlinger · Knittlingen, DE
Eberhard Palmer · Leinfelden, DE
Andreas Piede · Ellingen, DE

Key dates

Filing date	Jul 11, 2003
Grant date	Feb 14, 2006
Priority date	—
Expiry date	Jan 27, 2024

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB60D1/54
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

A trailer towing device can be swivelled from an operative position into an inoperative position and back. During an adjusting from the operative position into the inoperative position, a socket for an electrical plug device of a trailer is continuously taken along. The coupling neck of the trailer towing device as well as the socket are covered in the vehicle in their inoperative position.

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