| 摘要 |
FIELD: machine building.SUBSTANCE: invention relates to means of rescuing submariners and concerns use of floatable rescue chamber. Disclosed is a guard hatch comprising a base, bellows with safety valve, a cover with handles, air cylinder, pipeline with valves filling and bleeding, device includes retractable damping net interacting with bellows, upper edge of which is fixed on cover, and lower edge bordered by a frame support ring retainer to fix damping mesh in extended position, and stop, fixing support ring in initial state.EFFECT: technical result consists in improvement of reliability of sliding guard hatch at operation under conditions of sea disturbance.1 cl, 1 dwg |
