Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 191
669. FIRE EXTINGUISHER.—The tankis filled with a saturated solution of bicarbo-nate of soda in water to five-sixths of its capac-ity. A small glass bottle filled with sulphuricacid, with a loose lead stopper, is placed in acage at the top of the tank, and the cover ofthe tank fastened. To use, turn… … 670. COMPRESSED AIR LIFT, Clayton model. Showing safety stop on the piston rod,which automatically stops the lift at any set pointby closing the air valve. 671. DUPLEX PNEUMATIC RIVETER.— The striking piston. A, is en-cased in a striking cylinder, C,so that the tool, T, receives ablow alternately…
Mechanical movements
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