Patent ID: 7059845
Filing Date: 2006-06-13
Classification: B28B

Abstract:
1. A moulding element for forming articles by slip casting with clay or similar materials, having at least one permeable, porous impression surface on which the clay slip is deposited, a drainage system for the slip fluid, having a relatively thin porous chamber formed by a thin hollow plate which is incorporated into a body of the mould element itself, said thin porous chamber being disposed within the range of drainage action of the impression surface, and having a degree of porosity greater than a front part of the body defined between said thin porous chamber and the impression surface, said hollow plate forming said thin porous chamber having a plurality of through holes which are filled by a material forming the body of the mould element which joins together the front part of the body to a rear part of the body and produces a hollow portion in the hollow plate outside the circumference of the material filled in the through hole; evacuation means being provided connected to said hollow portion produced by the material filled in the through holes to evacuate the drained fluid collected by the chamber.