Container having an adjustable inner base wall

Details Container having an adjustable inner base wall Container having an adjustable inner base wall

1997-08-22

1999-02-09

Castellano, Stephen

Receptacles

Arrangements of plural receptacles

At least one combined or convertible

220 2383, 220 239, 220735, 220501, 206804, B65D 2538

Patent

active

058682660

ABSTRACT:
A container 10 comprising a circumferential sidewall 12 having an integral base wall 14 for support of the container. The container 10 has an open top end 7 closeable by a lid 34. An article support base 24 is displaceable in the container in a guided manner and is provided with a biasing structure 38, 40 which urges it in an upward direction towards the open top end 7 to expose one or more objects 8 placed on the support base 24 and immersed in a liquid 9 which is placed within the container. The support base 24 has a projection 32 which is engageable by the lid 34 to maintain the support base 27 into the liquid 9. Passages 6 permit liquid to be displaced from opposed top and bottom ends of the support base 24. The biasing structure 38, 40 in one embodiment is constituted by a floatation casing 38 and in a further embodiment is constituted by a spring member 40.

REFERENCES:
patent: 1566860 (1925-12-01), Hainzigianis
patent: 2252381 (1941-08-01), Ladd
patent: 3380592 (1968-04-01), Arnold
patent: 3432027 (1969-03-01), Mueller
patent: 4432451 (1984-02-01), Hooser
patent: 5364569 (1994-11-01), DeCoster

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