Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 400
^■^^^ tIT- -» r^-n ^^19- LANTERN BELLOWS DRY GAS I ^^ ii METER.—The two pair of bellow chambers, A, A, are alternately filled with gas under the servicepressure, by which the movement of the centraldiaphragm (to which are attached pivots that movethe arms of a rock shaft for each pair of bellows)is… … 390 MISCELLANEOUS DEVICES.
Mechanical movements
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