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.
Patent No.:
Date of Patent:
Mar. 07, 1989
Filed:
Dec. 30, 1987
Applicant:
Inventor:
John C Erb, Carson City, NV (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B25B / ;
U.S. Cl.
CPC ...
811211 ; 81460 ; 411402 ; 411910 ;
Abstract
An anti-theft system is provided for articles such as modular equipment installed into vehicles with Allen type machine bolts. The system employs a monolithic insert member which is bonded within the hexagonally contoured depression in the head of the machine bolt, and has a protruding portion having a distinctively shaped keying configuration. A turning tool is provided having a handle and a shaft. The distal extremity of the shaft has a recess having a configuration adapted to receive the keying configuration of the insert member.