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:
Jul. 13, 1999
Filed:
Apr. 01, 1993
Applicant:
Inventor:
David Jones, Lichfield, GB;
Assignee:
Sumitomo Rubber Industries Limited, Hyogo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60C / ;
U.S. Cl.
CPC ...
340442 ; 340444 ; 731465 ;
Abstract
A method of detecting a deflated tire on a vehicle by rotating each tire of the vehicle, providing one wheel speed sensor for each of the tires, detecting the angular velocity speed of the tires by the wheel speed sensors, comparing the rolling radii of the tires by means of comparing angular velocity speed signals from wheel speed sensors characterized by calculating an error value (DEL') where