VEHICLE ANTITHEFT DEVICE Russian patent published in 2001 - IPC

FIELD: transport engineering; antitheft fuel cutoff devices. SUBSTANCE: proposed antitheft device has locking mechanism installed in carburetor to interlock engine supply system and lock with key installed close to ignition switch and made in form of key fitting connector with key being electronic switch with individual digital code generating circuit. Housing of locking mechanism, nondetachable connected with housing of float chamber fuel filter, accommodates the following elements connected in series to each other: electronic code recognition circuit-decoder and electromagnetic valve with shutoff needle, decoder of locking mechanism being coupled with electronic switch through connector by means of coaxial cable. EFFECT: provision of reliable antitheft protection of vehicle by interlocking fuel supply system. 2 cl, 2 dwg