Lynde, Carleton John, b. 1872 · New York, Macmillan · leaf 84
. There are two valves in each chamber, i and 3 in one, 2 and 4 inthe other. All of these valves open upward. When the piston is moved to the right, as in the figure, thesize of the left-hand chamber is increased and that of the right-hand chamber decreased. Air then enters the left-hand cham-ber… … the valve i and air enters the right-hand chamber throughthe valve 4. We see, then, that on each half stroke of the pistonair enters the pump from thecleaning chamber. This showshow the partial vacuum is pro-duced in the cleaning chamberby this type of air pump. The cleaner shown in Fig. 50has a…
Physics · Home Economics
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