FIELD: ship building.
SUBSTANCE: invention relates to the field of shipbuilding, in particular to underwater technical equipment. Proposed is the hatch of the underwater technical equipment, which contains mounted on the coaming lid with a seal equipped with a lock with a flywheel, levers for the lid pressing to the hatch coaming, as well as a check valve for excess pressure releasing from the compartment with a spring-loaded stem and tray, at that a check valve for excess pressure releasing from the compartment is mounted on the hatch cover, spring-loaded stem of this check valve is connected to the annular retainer fixed on the hatch flywheel in such a way that, when moving, the stem rests against the annular retainer.
EFFECT: enabling higher safety of the device operation.
1 cl, 1 dwg
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