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:
May. 21, 1985
Filed:
Apr. 27, 1983
Applicant:
Inventors:
Donald T Wehmeyer, Roselle, IL (US);
Ronald W Barnhart, Elmhurst, IL (US);
Assignee:
Economy Engineering, Inc., Bensenville, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B66B / ;
U.S. Cl.
CPC ...
187 18 ; 254122 ; 182141 ;
Abstract
A translating mobile work platform is provided having a telescoping scissors mechanism comprising a lower and upper member confined to telescope within an intermediate member and having a system to equalize the motion of said upper and lower members, and further comprising fluidic circuitry to control the motion of the limbs of the scissors to provide level translational motion of the work platform by feeding fluid pressure from the upper portion of one cylinder to the upper portion of the other.