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:
Feb. 21, 1995
Filed:
Jul. 16, 1993
Cuong M Ta, Taylors, SC (US);
Randel C Anderson, Greer, SC (US);
Westinghouse Air Brake Co., Wilmerding, PA (US);
Abstract
A high speed frog including a ductile iron main pan casting having an integral straight approach runner, an integral straight exit runner, and an integral exit turnout runner, a movable runner having a pair of guide rails, an electric solenoid for rotating the movable runner so that one of said pair of guide rails is cooperatively associated with the stationary runner, diverts a sliding contact shoe to the turn-out runner, a mechanical deflector engageable for resetting the movable runner so that the other of the pair of guide rails engages the integral straight approach runner, and a renewable runner insert disposed between integral straight approach runner and the respective guide rails of the movable runner.