Improvements relating to the Projection of Explosive Shells, Bombs, Grenades, or Flare-light Shells.

摘要

129,368. Davidson, S. C. Nov. 5, 1917. Addition to 13510/15. Ordnance design.-Relates to the bomb-throwing gun described in the parent Specification, in which the range is varied by allowing a part of the gases to escape through a screw plug valve and outlet tube. According to the invention, a shorter tube inclined to the barrel is substituted for the long outlet tube parallel to the barrel. In the construction shown, the screw valve a controls the port b leading from the firing-chamber to a short tube d inclined to the barrel. The operating-head h of the valve is graduated and provided with a set-screw i.