Vehicle theft protection arrangement

US4151508A · kind A · utility

Assignee

• Porsche AG · DE

Inventors

• Paul E. Hensler
• Wolfgang Eyb
• Richard Hetmann · Tamm, DE
• Hermann Burst · Rutesheim, DE

Key dates

• Filing date: Oct 7, 1977
• Grant date: Apr 24, 1979
• Expiry date: Oct 7, 1997

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B60R25/00
• WIPO field: Transport
• WIPO sector: Mechanical engineering

Abstract

A theft protection arrangement for motor vehicles which includes a lock system having a main key and an auxiliary key. Electrical contact switches are operatively associated with at least one of a vehicle door, a vehicle hood, and a vehicle lid for monitoring the conditions thereof. An electrical switching apparatus operatively connects the electrical contact switches with the lock system such that, during an unauthorized entry of the vehicle door, vehicle hood, or vehicle lid, an alarm system is activated and/or parts of the vehicle necessary for a driving operation are disconnected.