초록 ▼

A method of moulding a panel, in particular a prefabricated wall panel, apparatus for carrying out such method and the products thereof wherein the panels are moulded in a substantially upright orientation in moulds split along the plane of the panel thereby enabling a large number of panels to be m

A method of moulding a panel, in particular a prefabricated wall panel, apparatus for carrying out such method and the products thereof wherein the panels are moulded in a substantially upright orientation in moulds split along the plane of the panel thereby enabling a large number of panels to be moulded in juxtaposed relationship, and, where required, a relief pattern to be formed in each major face thereof and also, if required, a tongue to be formed along one longitudinal edge of the panel and a groove along the other.

대표청구항 ▼

A mould assembly comprising at least three mould members, each bounded by a peripheral edge including a top, a bottom and side edges, and each releasably co-operable with each other to define upwardly extending mould cavities between them and inlet apertures at the upper ends of such mould cavities,

A mould assembly comprising at least three mould members, each bounded by a peripheral edge including a top, a bottom and side edges, and each releasably co-operable with each other to define upwardly extending mould cavities between them and inlet apertures at the upper ends of such mould cavities, a supporting frame for the mould members and linkage means pivotally interconnecting each mould member and said frame, said linkage means permitting the entire peripheral edge of a mould member to be moved away from a moulded article and a co-operating mould member to open the mould cavity defined between co-operating mould members.