Abstract: Apparatus for operating railroad switches, including operation in the trailing mode, and a switch machine having a throw bar and throw rod for enabling the throwing of switch points into selected positions so as to control the switching of rolling stock. A trailing device, including a trailing rod portion of the throw rod, is coupled to the throw bar, said device including an arrangement responsive to a wrong direction load impressed on said switch points so as to move said throw rod, for enabling non-damaging movement of said throw rod.
Type:
Grant
Filed:
August 19, 1994
Date of Patent:
January 7, 1997
Assignee:
General Railway Signal Corporation
Inventors:
Harry A. Albrecht, Daniel W. Van Alstine
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