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. 09, 1984
Filed:
Nov. 29, 1982
Applicant:
Inventors:
Nicolae V Orlandea, Davenport, IA (US);
Ray C Huang, Bettendorf, IA (US);
Bernard E Romig, Illinois City, IL (US);
Jack C Wiley, Moline, IL (US);
Assignee:
Deere & Company, Moline, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60D / ;
U.S. Cl.
CPC ...
305 28 ; 305 25 ;
Abstract
A bulldozer has track support rollers arranged such that a line drawn through their lowermost points forms a curved line. This support roller arrangement is effective to minimize large pitch motions normally experienced during operation of conventional bulldozers having rollers arranged such that a straight line passes through the lowermost points thereof.