New York Air Brake

New York Air Brake

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Steam valve 5 is opened by steam pressure, but closed by air pressure on top of pistona#39; 4 when train pipe pressure has ... When the train pipe pressure falls below the limit, spring 10 will force the .diaphragm to its seat, thus cutting off theanbsp;...

Title:New York Air Brake
Author:Marshall Monroe Kirkman
Publisher: - 1902


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