Burglarproof device for vehicle
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United States of America Patent
Stats
-
Feb 22, 1994
Grant Date -
N/A
app pub date -
Sep 12, 1990
filing date -
Jun 25, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
This invention relates to a burglarproof key cylinder lock which comprises an outer tubular member, and an inner tubular member rotatably provided within the outer tubular member. A properly coded magnet key is inserted into the inner tubular member. The outer tubular member is provided with at least one switch member therein which is turned ON when a properly coded magnet key is inserted into the inner tubular member. An input signal discrimination circuit is provided for cutting off output signals to supply elements essential for the operation of an engine for a vehicle in case a key other than the properly coded key is inserted.
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Family
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Cited Art Landscape
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