The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 412
hat the segments will be 1844.] THE CIVIL ENGINEER AND ARCHITECTS JOURNAL. 371 forced ontwards in a direction from the centre of the piston, (his downwardpressure of the ring, f f, is effected by means of a projecting ring cast on theunderside of the cover, which, as the cover is screwed on,… … Pig. 1.The second part of Ihis invention consists in a peculiar mode of applyingD etallic packing to those engines known by the name of patent disc engines,■whereby the use of hempen packing therein will be almost entirely super-seded, although the inventor in his description prefers to use a…
Architecture · Civil engineering · Science
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