FIELD: transportation; packing and storage.
SUBSTANCE: bucket comprises a body having an end defining a bucket opening, a lid for closing a bucket hole and a clamping ring clamping the lid. Clamping ring comprises a lever connected to the ends of the split clamping ring. Lever in the closed position clamps the split clamping ring at the end of the bucket, and in the open position widens the clamping ring, and a spring means connecting the lever to at least one of the ends of the ring. End of the bucket comprises an outwardly extending guide surface for the clamping ring and/or the clamping ring comprises an edge of the ring having a guide surface for interacting with the end of the bucket, such that in the closed position, the clamping ring, overcoming the load from the spring, temporarily expands when the end of the bucket passes through the ring.
EFFECT: invention provides a fast, reliable and hermetically sealed bucket.
12 cl, 21 dwg
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