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:
Jun. 15, 2004
Filed:
Dec. 16, 2002
Applicant:
Inventor:
Kenneth D. Fritz, Monticello, MN (US);
Assignee:
Calbrandt, Inc., Delano, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25B 1/300 ;
U.S. Cl.
CPC ...
B25B 1/300 ;
Abstract
A mechanized device for externally grabbing and rotating the operating capstan of a railroad car bottom discharge gate is disclosed which utilizes a pair of spaced converging, opposed normally open gripper fingers operable between a closed and an open position, operated between a closed and an open position by a reciprocating fluid cylinder and a motor for rotating the gripper mechanism relative to the cylinder to thereby rotate the capstan to operate the gate.