Static molds – Container-type molding device – Plural article forming mold – or molds with community feature
Patent
1993-08-06
1994-12-06
Mackey, James P.
Static molds
Container-type molding device
Plural article forming mold, or molds with community feature
206575, 249117, 249127, 249134, 249139, B28B 700, B65D 8136
Patent
active
053703537
ABSTRACT:
A mould assembly for the manufacture of at least one plaster piece includes at least two parts, one being a support member (21) and the other being a mould member (22), the support member being formed of lightweight rigid material with a lower base surface (23) and at least one upwardly open cavity (24), and the mould member being formed of "rigid" film material having at least one depression (26) to depend into the cavity from at least one integral planar flange portion (27) parallel to the base surface of the support member, the inside (28) of the depression being impressed with mould detail for the plaster piece, and space (29) being afforded between the base surface (23) of the support member (21) and the flange portion (27) of the mould member (22) for accommodating at least dry plaster material for use in moulding the plaster piece.
REFERENCES:
patent: 3384220 (1968-05-01), Linstead
patent: 3840113 (1974-10-01), Bartleson
patent: 3921801 (1975-11-01), Sway
patent: 3989220 (1976-11-01), Greenberg
patent: 4129213 (1978-12-01), Fleig
patent: 4215843 (1980-08-01), Gay et al.
patent: 4767009 (1988-08-01), Hornecker et al.
patent: 5088598 (1992-02-01), Iguchi
Aristo-Mould Limited
Mackey James P.
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