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:
Feb. 15, 1994
Filed:
Aug. 26, 1992
Applicant:
Inventor:
Richard W Smith, Salem, OH (US);
Assignee:
At-A-Glance, Inc., Salem, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60Q / ;
U.S. Cl.
CPC ...
340438 ;
Abstract
An automatic test and connect electrical power system for use on a brake light circuit of a multiple circuit cord and plug configuration disposed between a tractor and trailer or trailers to sense the presence of a trailer or trailers equipped with either a conventional brake system or an anti-lock brake system and to automatically connect and provide continuous or intermittent power to the electronic control unit and light the brake lights of a trailer equipped with either brake system when the brakes of the tractor are applied lighting the brake lights of the tractor.