Patent · US Expired

Method and device for automatically locking a motor vehicle

US6853296B2 · kind B2 · utility

15Cited by
4References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 7, 2001
Grant dateFeb 8, 2005
Priority date
Expiry dateSep 19, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG07C2209/63
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

The invention concerns a vehicle comprising an access and starting system without manual intervention comprising first means (1) for determining the presence or the absence of an identifier in at least in watching zone outside the vehicle and second means (2) for determining whether the doors are opened or closed and third means (3) for determining whether the motor vehicle engine is running or cut off. The method consists in automatically locking the motor vehicle on successively detecting the following conditions: a door is opened, the engine is not running and all the doors are closed, there is no identifier in the monitoring zone at a time (t), there is an identifier in the monitoring zone at a time (t−1) preceding the time (t) at which the absence of the identifier has been detected.

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