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:
Apr. 22, 1986
Filed:
Jul. 15, 1983
Applicant:
Inventor:
Robert A Hale, Easton, PA (US);
Assignee:
SI Handling Systems, Inc., Easton, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B61J / ; B61B / ;
U.S. Cl.
CPC ...
104 48 ; 104166 ;
Abstract
A driverless vehicle has a platform mounted on support wheels for riding on rails. First and second drive wheels adapted for frictional contact with a drive tube are provided on the vehicle. The drive wheels are supported on opposite sides of a longitudinal center line for alternative use depending upon the direction of movement of the vehicle.