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:
Mar. 01, 2016
Filed:
Sep. 23, 2013
Applicant:
Calbrandt, Inc., Delano, MN (US);
Inventor:
Calvin J. Brandt, Delano, MN (US);
Assignee:
Calbrandt, Inc., Delano, MN (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B61J 3/08 (2006.01);
U.S. Cl.
CPC ...
B61J 3/08 (2013.01);
Abstract
A railcar handling system is disclosed that includes an indexing unit having a plurality of dog carriages, serially aligned in fixed spaced relation, each carriage carrying a railcar axle-engaging dog and a railcar wheel sensor and a hydraulic operating system including a hydraulic cylinder for moving the plurality of dog carriages in unison in a reciprocating ratcheting manner and operating said axle-engaging dogs. A control system is provided to coordinate the operation of the railcar handling system.