dy, the company's en- connects the larger steam space with the exhaust passage. to cushion both the piston and valve so as to prevent strik- gineer, and executed by Messrs. Lucas & Aird, the contrac- Steam is admitted into a space between the two parts of this ing under any circumstances. tors. For… … opened upwards of forty years ago, not long after the open- valve, and finds its way by suitable openings into the end ing of the Liverpool and Manchester railway—the first stean bolt and leveler, so that a single bolt holds the leveling at- spaces between the said valve ends and valve box covers ;…
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Internet Archive · Public domain (published before 1931). Free to use for anything.
