| 摘要 |
military equipment, in particular, conveyers for feed of ammunition to the gun. SUBSTANCE: the hand drive is provided with a fork rigidly attached to the handle, spring-loaded rod with a head screwed on it for engagement with the fork, tube installed in a fixed post for accommodation of the spring-loaded rod, and a handle bracket rigidly joined to the tube upper end. The tube lower end is rigidly joined to an end-piece rigidly to the ratchet wheel of the driven gear. The lower end of the spring-loaded rod is installed for engagement with the mentioned spring-loaded lever hinge-mounted in the end-piece for engagement of its arm with the teeth of the ratchet wheel. The end-piece has a cylindrical cam for engagement with the additionally introduced spring-loaded lock hinge-joined to the fixed body for engagement of its lower arm with a slot made on the mentioned driven gear also installed in the fixed body. EFFECT: enhanced reliability of functioning of the hand drive mechanism and reduced force applied to the handle. 1 dwg
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