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:
Apr. 08, 1980
Filed:
Feb. 13, 1978
Applicant:
Inventor:
Robert C Snyder, Country Club Hills, IL (US);
Assignee:
Motor Wheel Corporation, Lansing, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60T / ;
U.S. Cl.
CPC ...
303 20 ; 303 / ; 303 / ; 1881 / ; 200 / ; 324174 ; 361236 ;
Abstract
A trailer brake control system which includes a variable frequency oscillator, an electromagnetic inertial sensor adapted to detect either lateral acceleration or longitudinal deceleration of a trailer and to vary the output frequency of the oscillator in accordance therewith, and a circuit for applying trailer brakes as a function of such frequency variation either to correct a trailer sway condition indicated by lateral trailer acceleration or when tractor brakes have been applied as indicated by longitudinal deceleration of the tractor/trailer combination.