Injection moulding apparatus

Details Injection moulding apparatus Injection moulding apparatus

1990-07-12

1991-05-07

Woo, Jay H.

Plastic article or earthenware shaping or treating: apparatus

Shaping means employing anatomical body or portion thereof

249134, 264222, 264225, 2643289, 425 55, 425440, 425542, 425DIG44, 425DIG47, B29C 4546, B29C 4540

Patent

active

050132288

ABSTRACT:
A mould for an injection moulding apparatus, the mould including at least two mould parts which mate to form the mould cavity and which separate to permit removal of the moulded article, each mould part including a relatively rigid body having an abutment face which abuts with an abutment face of the other mould part when said parts mate, the body of at least one mould part including a recess in its abutment face which is filled with a resilient material defining a portion of said mould cavity.

REFERENCES:
patent: 2965946 (1960-12-01), Sweet et al.
patent: 3118960 (1964-01-01), Cook
patent: 3773879 (1973-11-01), Munsil et al.
patent: 4046499 (1977-09-01), Saito
patent: 4266750 (1981-05-01), Gallizia
patent: 4451416 (1984-05-01), Burtscher
patent: 4582682 (1986-04-01), Betz et al.
patent: 4603024 (1986-06-01), Denis
patent: 4815690 (1989-03-01), Shepherd

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