Found 1 items, similar to Pump spear.
English → English (gcide) Definition: Pump spear Pump \Pump\, n. [Akin to D. pomp, G. pumpe, F. pompe; of unknown origin.] An hydraulic machine, variously constructed, for raising or transferring fluids, consisting essentially of a moving piece or piston working in a hollow cylinder or other cavity, with valves properly placed for admitting or retaining the fluid as it is drawn or driven through them by the action of the piston. [1913 Webster] Note: for various kinds of pumps, see Air pump, Chain pump , and Force pump; also, under Lifting, Plunger, Rotary, etc. [1913 Webster] Circulating pump (Steam Engine), a pump for driving the condensing water through the casing, or tubes, of a surface condenser. Pump brake. See Pump handle, below. Pump dale. See Dale. Pump gear, the apparatus belonging to a pump. --Totten. Pump handle, the lever, worked by hand, by which motion is given to the bucket of a pump. Pump hood, a semicylindrical appendage covering the upper wheel of a chain pump. Pump rod, the rod to which the bucket of a pump is fastened, and which is attached to the brake or handle; the piston rod. Pump room, a place or room at a mineral spring where the waters are drawn and drunk. [Eng.] Pump spear. Same as Pump rod, above. Pump stock, the stationary part, body, or barrel of a pump. Pump well. (Naut.) See Well. [1913 Webster]