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:
Nov. 06, 2012
Filed:
Jul. 17, 2007
Applicant:
Maurizio Biagiotti, Pisa, IT;
Inventor:
Maurizio Biagiotti, Pisa, IT;
Assignee:
General Electric Company, Schenectady, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B61L 5/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A control mechanism for a railroad switch machine, the mechanism including a hydraulic circuit operable to move a rail end point of a switch point assembly of the railroad switch machine, a pump to hydraulically operate the hydraulic circuit, and a motor to operate the pump, wherein the only electromechanical parts of the control mechanism are within the motor.