Cooke, Josiah Parsons, 1827-1894 · Boston, Little, Brown and Company · leaf 357
s plate is 37 c. m. in diameter, and admits of as large a bell-receiver as can be readily made. The efficiency of the pumpdepends in great measure upon the valves. These are best made * The two representations of air-pumps, Pig. 301 and Fig. 304, are from the cata-logue of Mr. E. S. Eitchie, a very… … Fig. 304. is kept in its place by the pin b, and the whole is protected by thedome-shaped covering c d. The tube at the side discharges theair, and the oil which escapes with it is conducted into a reser-voir placed below the basement of the pump. This pump isfurnished with a manometer similar in…
Matter · Heat
Internet Archive · Cornell University Library · Public Domain Mark 1.0. Free to use for anything.
