Stop device for rail cars and in particular for use with tracks in classification yards
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United States of America Patent
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Jul 16, 2013
Grant Date -
Jan 19, 2012
app pub date -
May 20, 2011
filing date -
May 20, 2010
priority date (Note) -
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Abstract
A device for stopping rail cards includes an articulated member adapted to move between a first raised position in which ait receives a rail car wheel in contacting or abutting relationship to cause effective stopping of the car, and a second retracted position which offers no resistance to movement of the car wheels. A hydraulic or pneumatic ram is provided to move the articulated member between the two positions.
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