Bowden-Smith, Edward Cyril · New York, D. Van Nostrand Company · leaf 155
e gland and stuffing-box are provided fortesting purposes so that the pressure can be appHed ineither direction, and the valve can also be used as aregulator if so desired. 128 EFFICIENCY OF PUMPS AND EJECTORS Referring to Plate XVI., Fig. 1 is a plan, Fig. 2 is asection, and Fig. 3 an elevation, a… … Section Fig.2. Elevation Fig. 3. ^ Air Stop Valve which the stem e passes. The stem e is screwed at iand engages with a nut j disposed in the cap h. The caph and plug d are clamped to the casing a by bolts jjwhich pass outside of the casing, h is the copper washerbetween the collar / and the face g…
Pumping machinery
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