Hawkins, N. (Nehemiah), 1833- · New York : Theo. Audel · leaf 26
Pressure Reducing Valvk. Section. Priming. To fill a pump with water when it refuses to liftof its own action, is called priming the pump. Piunp-brake. The handle or lever by which a pump is worked. Pump-box. A cap or case covering the top of a pump ; thecasings of the upper and lower valves are…
Hydraulic machinery · Pumping machinery
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