Patent ID: 6188140
Filing Date: 2001-02-13
Classification: B60R,G07C

Abstract:
An immobilizer system for installation in a vehicle to prevent unauthorized use of the vehicle, the immobilizer system comprising:a receiver attached to the vehicle;a circuit in the vehicle for storing a first code, the circuit being linked with the receiver;an operation member, which is independent and separable from the vehicle, wherein the operation member stores a second code, and wherein the operation member activates the circuit to perform a verification process for verifying when the operation member is placed in a predetermined position with respect to the vehicle;a transmitter accommodated in said operation member for transmitting a signal to the receiver for communication with the receiver regarding a comparison of the second code stored in the operation member with the first code stored in the circuit, wherein operation of the vehicle is permitted only when the first and second codes match; andan indication portion located on the surface of one of said operation member and the vehicle for indicating the existence of the immobilizer system, wherein the indication portion is capable of being noticed by a vehicle operator.