Artificial sponge with liquid balls therein

Details Artificial sponge with liquid balls therein Artificial sponge with liquid balls therein

1998-08-21

1999-09-14

Foelak, Morton

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Composite having a component wherein a constituent is liquid...

4283066, 521 54, B32B 326, B32B 306

Patent

active

059520906

ABSTRACT:
An artificial sponge includes a sponge body and at least one crushable liquid ball, the sponge body being made of open-cell foamed material having at least one receiving chamber, the at least one crushable liquid ball being respectively nested within the at least one receiving chamber inside the sponge body, each liquid ball having a thin, flexible enclosed membrane shell and a liquid filled in the shell, the least one liquid ball being respectively broken for letting the contained liquid to flow to the outside and to mix with water sucked in the sponge body when the sponge body is squeezed with the hand.

REFERENCES:
patent: 5030492 (1991-07-01), Kurtin
patent: 5677049 (1997-10-01), Toril

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