The Manufacture of Hollow Valves

Aircraft Engineering and Aerospace Technology

ISSN: 0002-2667

Publication date: 1 June 1939


THE increase of the specific power of aero‐engines in the last few years has been obtained in three ways, namely: by increasing the engine speed and, more particularly, by raising the compression ratio and by adopting supercharging.


Balleret, A. (1939), "The Manufacture of Hollow Valves", Aircraft Engineering and Aerospace Technology, Vol. 11 No. 6, pp. 240-242.

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Copyright © 1939, MCB UP Limited

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