FIELD: machine building.
SUBSTANCE: floating body placed in a float chamber of a floating tank roof referred to a tank type with floating roof, comprises a main casing made from metal, fitted by a hole in at least one point and fitted by inner space, and a cover made from metal which closes the hole and has an edge section attached to the hole by folding. The first gap is provided between the hole and the edge section, it ensures communication between the outside space and the inner space of the main casing and provides for the possibility of movement for approach and separation between the main casing and the cover, and the first contact section is provided and blocks the first gap when the cover is maximally close to the main casing.
EFFECT: improved design.
14 cl, 14 dwg
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