Evolution can only improve a solution in slow incremental steps and moving from a reciprocating pump to a turbine is one giant leap all in one go . "'
12.
By 1800, the firm Boulton & Watt had constructed 496 engines, with 164 driving reciprocating pumps, 24 serving blast furnaces, and 308 powering mill machinery; most of the engines generated from 5 to 10 hp.
13.
By 1783 the Watt steam engine had been fully developed into a Boulton & Watt had constructed 496 engines, with 164 driving reciprocating pumps, 24 serving blast furnaces, and 308 powering mill machinery; most of the engines generated from.
14.
Together with its subsidiaries, Applied Rubber Technology and AccuSeal, both acquired in the 1990s, UTEX makes a range of sealing products, including gaskets, gasket sheets, proprietary high-tech O-rings, molded packings and seals for reciprocating pumps, hydraulics, mechanical seals, braided packings, and custom rubber-molded products.
15.
An automobile piston, as anyone who has read David Macaulay's 1988 best seller, " The Way Things Work, " can tell you, is a simple reciprocating pump that operates on the principle of . . . well, it would be a lot easier to explain using one of the witty illustrations that fill Macaulay's books and television programs.
16.
When the measured pressure is rapidly pulsing, such as when the gauge is near a reciprocating pump, an orifice restriction in the connecting pipe is frequently used to avoid unnecessary wear on the gears and provide an average reading; when the whole gauge is subject to mechanical vibration, the entire case including the pointer and indicator card can be filled with an oil or glycerin.
