. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . ave the ..f lengthening the tune rc- .in number ofpounds reduction, and if the leakage islough from either the brake pip- ormain r< i i voit pi n t into the cavity qualizing piston, it will prevent the operati I thi • rvicc features. The piston is suppo n m a joint on the middle gasket when at its fullestlift, so that anj slight leakage past ther the equalizing1 ring leakage, enough tonee, pass a defectivellizing reservoir,Id have the effect of cutting downthe amount of reduction as shown
. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . ave the ..f lengthening the tune rc- .in number ofpounds reduction, and if the leakage islough from either the brake pip- ormain r< i i voit pi n t into the cavity qualizing piston, it will prevent the operati I thi • rvicc features. The piston is suppo n m a joint on the middle gasket when at its fullestlift, so that anj slight leakage past ther the equalizing1 ring leakage, enough tonee, pass a defectivellizing reservoir,Id have the effect of cutting downthe amount of reduction as shown bythe an ..uld a 10-11*. re- duction be made in equalizing reservoirpressure and leakage from the brake pipecould enter the reservoir while the brakevalve was discharging air from a longbrake pipe, equalizing reservoir pressurewould rise and the hand on the air gaugewould indicate it, so that the reductionthat was 10 lbs. initially might be but 7or 8 lbs. when the exhaust of brake pipe TO MAIN RESERVOIfl APPLICATION-CYLINDCn. TO INDEPENDENT ANDAUTOMATIC lAAKC VALVEI, TO INOtPCNOENT IRAK E ^PLICATIONCHANBCR rREBSURC CHAMBER ELEMENTS OF NO. 6 DISTRIBUTING VALVE. during a service reduction with the re-sult that it would take longer than thespecified time in which the reduction, asshown by the gauge hand, should bemade, and if the ring leaked badly enoughthe piston could not be lifted at all bya movement to service position. A leak pressure ceases. The difference in theamount of reduction would depend uponthe volume of air in the brake pipe andthe amount of leakage into the equalizingreservoir. This reservoir volume is approximately800 cu. ins. and will discharge from 0 170 RAILWAY AND LOCOMOTIVE ENGINEERING. Vpril, 1911 lbs. pressure to 50 lbs. through the 5/64in. opening, in from six to seven seconds,from 110 to 90 lbs. in from five to sixseconds. If the time is any less than thisit is likely to result in the undesired quickaction, and is due to an enlarged prelim-inary
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Keywords: ., bookcentury1900, bookdecade1900, bookidrailwaylocom, bookyear1901
