The wonders of modern mechanism. A résumé of recent progress in mechanical, physical, and engineering science (1896)
Cochrane, Charles Henry, 1856- · Philadelphia J.B. Lippincott · leaf 124
GRESS IN GUNS AND ARMOR. 115 properly called the pneumatic gun, since it makes use ofcompressed air to discharge the projectile of explosive ma-terial. It consists essentially of a tube, forty to sixty feetlong, not very heavily made, and supported by a truss toinsure it against warping out of a… … THE NEW DYNAMITE GUN. The most difficult part of the invention was the construc-tion of proper valves for admitting the compressed airwith such rapidity that the pressure could be increased asthe projectile came near the end of the long tube. Byusing a low pressure at the start and increasing it as…
Inventions · Mechanical engineering · Machinery
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