Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 125
418. HORIZONTAL SWING CHECKVALVE.—The disc is loose in the swingframe and may be reground tight by a socketwrench passed through the plug opening. … 419. GLOBE VALVK a^ the body.d, the bonnet.g^ the spindle.h, the winged disc. r, the spindle nut. e^ gland,y, gland nut.h^ wheel.
Mechanical movements
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