Mechanical movements, powers, devices and appliances (1901)
Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley & company · leaf 166
HYDRAULIC POWER AND DEVICES. 157 … 583. STONEWARE FILTER for household use.The lower jar for storage of filtered water. Theupper jar has a hole filled with sponge that filtersthe dirt out; beneath, a bed of charcoal on a porousstone or earthen plate. 584. WARD FLEXIBLE PIPEJOINT.—The internal surface of the hubis made spherical. The…
Mechanical movements
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