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:
Oct. 06, 1998
Filed:
Mar. 05, 1997
Applicant:
Inventor:
David R Schricker, Dunlap, IL (US);
Assignee:
Caterpillar Inc., Peoria, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E01C / ;
U.S. Cl.
CPC ...
73146 ; 73105 ;
Abstract
A method for detects a change in the condition of a road traversed by a fleet of at least one mobile machine. The method includes the steps of sensing a plurality of machine parameters as the mobile machine traverses a segment of the road and responsively calculating a plurality of machine resistance factors each time the mobile machine traverses the segment. An average resistance factor is calculated as a function of the series of machine resistance factors and the fleet factor average is trended over time in order to detect a change in the road condition.