Anti-theft system for vehicles

• US 20020027501A1
• Filed: 08/15/2001
• Published: 03/07/2002
• Est. Priority Date: 08/15/2000
• Status: Active Grant

• Current Assignee: Armkel LLC (Church & Dwight Company Incorporated)
• Original Assignee: Pioneer Corporation
• Inventors: Sakuma, Koji, Odashima, Masahiro, Yamanaka, Tadamasa
• Granted Patent: US 6,900,723 B2
• Time in Patent Office: Days
• US Class Current: 340/426.1
• CPC Class Codes: B60R 2325/205 Mobile phones
• CPC Class Codes: B60R 25/1025 preventing jamming or interference of said signal

Abstract

An object is to provide an anti-theft system for vehicles which is easy to operate and is capable of returning a stolen vehicle to its owner. A stolen vehicle is remote-controlled so as to make it impossible to restart an engine in response to a vehicle-theft report signal.

Claims

1. An anti-theft system for vehicles, comprising:

vehicle-theft reporting means for reporting that a vehicle has been stolen;

an anti-theft service center for sending a theft signal to said stolen vehicle in response to said reporting; and

an anti-theft apparatus, mounted on said vehicle, for inhibiting an engine of said vehicle from restarting in response to reception of said theft signal.

2. The anti-theft system for vehicles according to claim 1, wherein said anti-theft apparatus inhibits said engine of said vehicle from restarting in response to reception of said theft signal only when said vehicle is stopped.

3. The anti-theft system for vehicles according to claim 1, wherein said anti-theft apparatus blinks lights of said vehicle and continually sounds a horn of said vehicle in response to reception of said theft signal when said vehicle is in motion.

4. The anti-theft system for according to claim 1, wherein said anti-theft apparatus gives an audio-and-visual warning to a driver of said vehicle to stop said vehicle in response to reception of said theft signal when said vehicle is moving.

5. The anti-theft system according to claim 1, wherein said anti-theft apparatus includes present-location detecting means for detecting a present-location of said vehicle and generating vehicle positional information, and sends vehicle positional information to said anti-theft service center in response to reception of said theft signal.

6. The anti-theft system according to claim 1, wherein said vehicle-theft reporting means is a cellular phone which generates a theft report signal and sends said theft report signal to said anti-theft service center in response to an input of a theft occurrence code.