. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . UIihui qiut uj PIPEEMfR. CYLEX. P. C. Passenger Control equipment, de-signed during the Lake Shore brake testsand adopted by the New York CentralLines and used largely by the PullmanCompany, was described in these columnsin 1911, several issues were devoted to an MINOR DETAILS. P. C. EQUIPMENT. brake cylinder pressure, predetermined trol valve, and two reservoirs and twolimiting of service braking power, auto- brake cylinders are employed instead ofmatic emergency application on
. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . UIihui qiut uj PIPEEMfR. CYLEX. P. C. Passenger Control equipment, de-signed during the Lake Shore brake testsand adopted by the New York CentralLines and used largely by the PullmanCompany, was described in these columnsin 1911, several issues were devoted to an MINOR DETAILS. P. C. EQUIPMENT. brake cylinder pressure, predetermined trol valve, and two reservoirs and twolimiting of service braking power, auto- brake cylinders are employed instead ofmatic emergency application on depletion one; that is, one for service and bothof brake pipe pressure, full emergency for emergency. The control valve con-braking power at any time, a separation sists of four operating portions bolted to EQUALIZING CRAD. SPRING RELEASE EQUALIZINGCHECK VALVE EQUALIZINGPISTON STOP fJEjTi RELEASE I J! If>isT0N. EMER. PISTON EEQUALIZING STOP SPRING POSITION FOR GRAO RELDIRECT £ GRAD REL CAPPOSITION FOR OIRECT ^^ BRAKEPIPE OUICK / EMER. CTL. I OUICK ACTION EX. VALVE P. C. EQUIPMENT. NORMAL POSITION. explanation of the improvements over of service and emergency features, the a control valve reservoir; the portions triple valve operation and an effort was employment of a low total leverage ratio, are called: equalizing, application, emer- made to point out the necessity for a less sensitiveness to the inevitable fiuctu- gency and quick action. The reservoir is brake of this description for heavy pas- ations of brake pipe pressure, maximum of three compartments, called: the pres senger cars. rate of rise in brake pipe pressure during sure chamber, application chamber and re- December, 1914. RAILWAY AND LOCOMOTIVE ENGINEERING. 449 duction limiting chamber. For the reasonthat we have heard railroad men remarkthat a diagram of the valve resembles amap of the
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectrailroa, bookyear1901
