Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 118
TO BOILER OVERFLOW EXCELSIOR INJECTOR.—A separate valve gives steamto the lifting nozzle A, theoverflow cock D C beingopen. The first movementof the handle opens the coni-cal valve b ; 2i further move-ment closes the overflow cockD C to both the lifting andforce overflow S.
Mechanical movements
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