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. 21, 2000
Filed:
Jan. 09, 1998
Applicant:
Inventors:
Charles L Robertson, Horton, AL (US);
Michael A Hedding, Canton, MI (US);
Michael C McGrath, Farmington Hills, MI (US);
Assignee:
Hayes Lemmerz International, Inc., Northville, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60T / ; B60T / ; B60T / ;
U.S. Cl.
CPC ...
303-7 ; 303 20 ; 188 / ;
Abstract
An electronic controller for actuating electric wheel brakes on a towed vehicle which includes a device for sensing the electric current flowing to the towed vehicle wheel brakes. The device is operative to interrupt the flow of electric current if the current flow becomes excessive. The controller also retains gain settings if the supply of power to the controller is interrupted and has a visual display for indicating results of self-diagnostic testing.