The New York Air Brake Co

The New York Air Brake Co

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

Title:The New York Air Brake Co
Author:New York Air Brake Company
Publisher: - 1900


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