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. 15, 1986
Filed:
Nov. 08, 1984
Applicant:
Inventor:
William C Ray, Cedar Lake, IN (US);
Assignee:
Allis-Chalmers Corporation, Milwaukee, WI (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B66B / ; E03B / ; F01B / ; F01B / ;
U.S. Cl.
CPC ...
187 / ; 1375 / ; 92 59 ; 92 61 ;
Abstract
A hydraulic manifold is provided on a primary mast section which maximizes the commonalty of hydraulic components used in the hydraulic lift control systems of two and three stage mast assemblies used in lift trucks. Two and three stage mast assemblies are illustrated using primary mast sections which are identical and using secondary mast sections which are nearly the same.