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. 26, 1976
Filed:
Jun. 23, 1975
Applicant:
Inventors:
Donald J Parquet, Burlington, IA (US);
Marvin L Brown, West Burlington, IA (US);
Carl O Pedersen, Burlington, IA (US);
Assignee:
J. I. Case Company, Racine, WI (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E02F / ;
U.S. Cl.
CPC ...
214763 ; 9141 / ;
Abstract
A self-leveling system for a material handling unit on a pivoted boom is disclosed herein. The self-leveling system consists of a separate valve which is automatically controlled by the actuation of a material handling valve to produce the leveling function in either the raising or lowering condition for the boom.