Handbook of construction plant, its cost and efficiency (1914)
Dana, Richard Turner, 1876-1928 · Chicago, The M. C. Clark Publishing Co. · leaf 528
ve ismade to fit the enlarged bore of the steam chest, and it is dueto those enlarged valve heads, which present differential areas tothe action of steam, and the perfect freedom of the valve tomove without hindrance from other mechanical arrangements orparts, that the flow of steam into the pump… … Fig. 242. Standard Side Suction Volute Pump. moving parts. The steam valve does not require setting. Thesteam piston, as shown, is double, and each head is provided witha metal packing ring, the interior space constituting a reservoirfor live steam pressure, supplied by the live steam pipe througha…
Contractors' operations · Building
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