Arrangement for prevention of motor vehicle thefts
First Claim
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1. Apparatus for attachment to a vehicle comprising an element that is necessary for causing said vehicle to travel in normal operational mode;
- and a decoder embedded in said element that enables normal operation of said element when a preselected coded signal is applied to said decoder, said decoder being embedded in a manner that prevents activation, and normal operation, of said element solely by application of a DC potential to any available lead, or terminal in said vehicle.
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Abstract
The risk of vehicle theft is substantially diminished with an arrangement employs a decoder that is integrally coupled to, or embedded in, one or more operating elements of a vehicle that are controlled with an electrical signal. The decoder is constructed to be responsive to an encoded signal that is generated with a security device, such as a keypad
24 Citations
11 Claims
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1. Apparatus for attachment to a vehicle comprising
an element that is necessary for causing said vehicle to travel in normal operational mode; - and
a decoder embedded in said element that enables normal operation of said element when a preselected coded signal is applied to said decoder, said decoder being embedded in a manner that prevents activation, and normal operation, of said element solely by application of a DC potential to any available lead, or terminal in said vehicle. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A vehicle including an engine and various electrical and electromechanical components that control operability of said vehicle, and including a combination of an element and an associated decoder, which combination becomes operative in a normal mode upon application of a coded signal to said decoder, the improvement comprising:
said combination remains inoperative in it normal mode in spite of application of a DC signal to some accessible point, and operation of said element is not-circumvetable by application of a DC signal to some accessible point. - View Dependent Claims (10, 11)
Specification