Dingey, Peter Spear. [from old catalog] · New York, J. Wiley & sons · leaf 42
Fig. 27. Fig. 28. ■|_ j 1 \\\\\\\J\ ^ ■ G^ ^ ^^m ^^==ri^^ tr^==+=s^^*s =E=: S r== ^^^S^ … ELBOWS AND TEE PIPES. 26 PATTERN MAKING, SLIDE VALVE CYLINDERS. Slide valve cylinders are made in a great variety offorms. I have chosen and represented here a well-knowntype, of which Figs. 30, 31, and 32 are three views.Fig. 31 is a cross section through the steam chest andexhaust port, and Fig.…
Patternmaking
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