Handbook for machine designers, shop men and draftsmen (1916)
Halsey, Frederick A. (Frederick Arthur), 1856-1935 · New York, McGraw-Hill book company, inc.; [etc., etc.] · leaf 477
r—, T ; r 1 r 1 ■r 1■• 1 1 i 1 lE 3 1 i lalet U cH //^ >■ Fig. 18.—Nordberg construction of double ported Corliss valves for blowing engine cylinders, … plate made of a steel punching, which, by means of two arms fixedby plugs, is guided without friction, the valve guard and a helicalspring between valve and guard. Fig. 3 shows all these parts indetail. The only purpose that the spring has to serve is to efiectthe closing of the valve plate at the…
Machine design
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