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:
Jan. 13, 1998
Filed:
Sep. 30, 1996
Applicant:
Inventor:
Jimmy Liu, Orlando, FL (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65G / ;
U.S. Cl.
CPC ...
414490 ; 280-53 ; 280 4724 ; 187233 ;
Abstract
A four wheel hand truck with elevator in which one pair of wheels are stationary as in a typical hand truck and the other pair of wheels are slidable upon vertical shafts and powered by a cable and winch assembly. A person can place the slidable pair of wheels on the outward edge of a pick-up truck bed and lower the entire hand truck and associated load to the ground or vice versa.