Mechanical movements, powers, devices and appliances (1901)
Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley & company · leaf 153
eeth meshing into the recesses of the op-posite gear piston. Used in combinationwith No. 342 in the Silsby fire engine. 530. PAPPENHEIM ROTARYPUMP. — One of the earliest rotarydevices for raising water. Two deepcog-wheels with their teeth meshed androtating in a close-fitted shell. 531. REPSOLD… … HYDRAULIC POWER AND DEVICES. 145 532-533. TRI-AXIALROTARY PUMP —Alate French invention. Theupper cyUnder receives thepower and rotates the lowerchambered cylindersthrough three spur gears.The wings of the upper orpower cylinder are set fast and are the only rubbing surfaces. Thecylindrical surfaces…
Mechanical movements
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