. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . FIG. PISTON VALVEL-RING. tons, valves, rings and bushings, on loco-motives equipped with piston railroads are using Hunt-Spillergun iron for these appliances, while asmaller number use ordinary cast iron forthe purpose; a number of roads useHunt-Spiller iron for superheater loco-motives and ordinary cast iron for satur-ated locomotives. roads use a. FIG. 2. PISTON PACKING RING. fillet in all corners of ports in pistonvalve bushings, and 15 roads provide nofillets, or fill
. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . FIG. PISTON VALVEL-RING. tons, valves, rings and bushings, on loco-motives equipped with piston railroads are using Hunt-Spillergun iron for these appliances, while asmaller number use ordinary cast iron forthe purpose; a number of roads useHunt-Spiller iron for superheater loco-motives and ordinary cast iron for satur-ated locomotives. roads use a. FIG. 2. PISTON PACKING RING. fillet in all corners of ports in pistonvalve bushings, and 15 roads provide nofillets, or fillets only on the exhaust edgeof the steam port. The Committee, recom-mended the use of a fillet in all cornersof piston valve bushing ports with a Yi as the standard. The arrangementof piston valve bull ring and packingrings in most common use is shown inFig. 1. In regard to piston packing rings onsuperheater locomotives on 34 roads re-ported from, 28 were using Hunt-Spiller iron and 6 cast iron. The limited dataat hand was such that at the present timeno recommendation was made as to theadvantage of either, but sketches werefurnished of some designs of rings ofwhich Fig. 2 seemed to be among the mostpopular. The Committee included Jos. Chidley,chairman, H. T. Bentley, C. F. Giles, Callaway, L. A. Richardson, G. , and W. D. Robb. Design and Maintenance of LocomotiveBoilers. From thirty one roads the Committeereceived replies to inquiries in r
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Keywords: ., bookcentury1900, bookdecade1900, bookidrailwaylocom, bookyear1901