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:
Sep. 23, 1986
Filed:
Dec. 07, 1983
Applicant:
Inventor:
Per E Lindquist, Easton, PA (US);
Assignee:
Si Handling Systems, Inc., Easton, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B61B / ;
U.S. Cl.
CPC ...
104166 ; 104162 ; 198746 ; 198718 ;
Abstract
A driverless tugger vehicle adapted to contact another driverless vehicle and push or pull the latter to a source of power includes a body having support wheels for riding on tracks. The body has a drive wheel adapted for frictional contact with a drive shaft. A contact member on the body is provided for pushing or pulling the other driverless vehicle. A switch actuator is provided on the body for initiating reversal of direction of movement of the body when the contact member is coupled to said other driverless vehicle.