Injection moulding apparatus

Details Injection moulding apparatus Injection moulding apparatus

1991-05-17

1993-03-30

Woo, Jay H.

Plastic article or earthenware shaping or treating: apparatus

Shaping means employing anatomical body or portion thereof

249134, 425440, 425542, 425DIG44, 425DIG47, B29C 4546, B29C 4540

Patent

active

051982323

ABSTRACT:
A mould for an injection moulding apparatus, the moulding 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:
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patent: 3813201 (1974-05-01), Frederick et al.
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patent: 4350486 (1982-09-01), Croseck et al.
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patent: 4701117 (1987-10-01), Takaoka et al.
patent: 4704079 (1987-11-01), Pluim, Jr.
patent: 4779835 (1988-10-01), Fukushima et al.
patent: 4793785 (1988-12-01), Osada
patent: 5013228 (1991-05-01), Thornthwaite et al.

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