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:
Dec. 07, 1993
Filed:
Oct. 28, 1992
Applicant:
Inventors:
Joel L Staehs, DeSoto, TX (US);
Charles A Kemp, Richardson, TX (US);
Gene DiFonso, Arlington, TX (US);
William C Bortzfield, late of Grand Prairie, TX (US);
Assignee:
BAE Automated Systems, Inc., Carrollton, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B61D / ;
U.S. Cl.
CPC ...
104246 ; 104106 ; 104292 ; 104245 ; 105170 ;
Abstract
A material handling car and track assembly, the assembly comprising a track having a pair of opposed U-shaped rails, and a car having a chassis with four wheel assemblies mounted on the chassis, each of the wheel assemblies comprising a first generally vertical travel wheel movable along a bottom plate portion of the rail, a second generally horizontal travel wheel engagable with a side wall portion of the rail, and a wear block engagable with a top plate portion of the rail.