| 摘要 |
Gunpowder servomotor built of an external cylinder and two intermediate cylinders located in the external cylinder coaxially and an internal cylinder characterised in that the internal cylinder (3) is closed with a plug (5), in which a needle valve (8) is screwed, and inside the cylinder (3), there is an isolating sleeve (9), in the central part of which, a grate (10) is suspended for placing the main primer (12) and igniting primer (11), and in the bottom (16) closing the cylinder (1), a jet igniter (17) and a pressure safety device (18) are screwed in, and in the intermediate cylinders (2) and in the internal cylinder (3), there are holes (4) for removing the compressing air from the space between the cylinders (1, 2, 3).<IMAGE>
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