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Article: Electronic switch machine controller.(from Union Switch and Signal)(Brief Article)(Product Announcement)
- Article from:
- Railway Age
- Article date:
- April 1, 2001
CopyrightCOPYRIGHT 2001 Simmons-Boardman Publishing Corporation. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Union Switch & Signal's electronic switch machine controller delivers switch machine indications to wayside signaling systems and uses inductive proximity sensors to monitor a switch machine's internal locking mechanism and switch point positions. Equipped with an auxiliary point detection system, the ...
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Article: DuraSwitch Receives Expanded Patent Coverage on its ...
Business Wire;
October 1, 1998 ;
700+ words
... ... detailed refinements to the technology developed for its electronic switch products, DuraSwitch Chief Executive Officer Terren Dunlap ... newest patent, DuraSwitch also develops its integrated electronic switch panels under U.S. Patents 5,523,730 and 5,666 ...
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