专利名称：Pneumatic control system
发明人：Dennis L. Mortenson,Neil E. Russell,Joseph E.
Foster
申请号：US09962008申请日：20010924公开号：US06609767B2公开日：20030826
专利附图：
摘要：A pneumatic control system for a freight car having a brake pipe, auxiliary andemergency reservoirs normally charged with pressurized fluid from the brake pipe, afluid pressure activated brake cylinder device and an exhaust including an electronic
controller, at least one pressure sensor, an electrically operated supply valve controlledby the electronic controller selectively communicating the brake cylinder with one of thereservoirs to perform a brake application, an exhaust valve selectively communicating thebrake cylinder with the atmosphere thereby performing a brake release function, and anelectronically operated exhaust latching valve controlled by the electronic controller toselectively signal the exhaust valve to connect the brake cylinder to the exhaust.
申请人：ROSS OPERATING VALVE COMPANY
代理机构：Harness, Dickey & Pierce, PLC
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