The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 05, 1984

Filed:

Aug. 11, 1982
Applicant:
Inventor:

Harold J Weber, Sherborn, MA (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60R / ;
U.S. Cl.
CPC ...
1231 / ; 340 64 ; 307 / ; 180287 ;
Abstract

Ignition foiling device which serves to interfere with the efficient operation of a vehicle ignition system after a brief, predetermined period of time has elapsed subsequent to the unauthorized start-up of the vehicle engine. The foiling device thereby serves to thwart the theft, or other confiscative act directed at a protected vehicle, through first allowing the vehicle engine to start-up in an apparently normal manner and operate for a brief period of time, thereby allowing the illicit operator to drive the vehicle into an attention getting location. The ignition system then becomes irregularly interrupted in such a way that the illusion of misfiring and performance malfunction of the engine is created which serves to discourage the illicit operator from continuing with the attempted theft. The invention couples with the usual components comprising a spark ignition vehicle engine and, through a key or secret switch, it can be defeated by a legitimate operator while an unlawful operator will most likely be unable to overcome the invention's crippling effect on the vehicle's operation.


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