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US 5,330,346 AGranted
Die for ceramic tiles
AssigneeSichenia Gruppo Ceramische S.p.A.
InventorItalo Scardovi
Life of this patent
Estimating the term…
Abstract
The invention relates to a die for ceramic tiles. The die includes two semi-dies between which the material to be compacted is pressed. One of the half-dies is connected to an elastic wall. An external face of the elastic wall has the imprint of one of the faces of the tile to be manufactured. The elastic wall is positioned over and in contact with a cavity that is filled with an incompressible liquid. The cavity is divided into portions by a lattice.
Claims4
A die for ceramic tiles:
- a first half die and a second half die, at least one of said half dies comprises a rigid, concave base to define a cavity, an incompressible fluid being disposed in said cavity, said cavity being closed by an elastic wall, said elastic wall having an external face on which an imprint of a face of a tile to be realized is inscribed, a lattice being disposed within the cavity, said lattice dividing said cavity into a plurality of chambers, said lattice defines a supporting surface for said elastic wall said elastic wall being fixedly connected to said supporting surface, said imprint being made at a position corresponding to a position of said lattice.
Dependencies are inferred from the claim text.