Apparatus for molding thermoplastic material

Details Apparatus for molding thermoplastic material Apparatus for molding thermoplastic material

1987-07-24

1989-11-21

Silbaugh, Jan H.

Plastic article or earthenware shaping or treating: apparatus

Means feeding fluent stock from plural sources to common...

249104, 249140, 264245, 264255, 264302, 425256, 425435, B29C 3110, B29C 3912, B29C 4118, B29C 4122

Patent

active

048821730

ABSTRACT:
Apparatus for manufacturing plastic shells having decorative features thereon includes a combination mask and container unit that is joined to a known heated mold to deposit a first semi-cured deposit on the mold from supplies of material in the combination mask and container; the mask is configured to have a plurality of wire reinforced foot portions with seal edges configured to be aligned with the sharp edges of recesses in the mold surface defining the decorative feature; when the combination unit is inverted it casts material only on the recesses to form a semi-fused deposit.

REFERENCES:
patent: 2007961 (1935-07-01), Bolton
patent: 2861911 (1958-11-01), Martin et al.
patent: 4011292 (1977-03-01), Randall
patent: 4252762 (1981-02-01), Stevenson
patent: 4472451 (1984-09-01), Mulder
patent: 4519972 (1985-05-01), Stevenson
patent: 4562025 (1985-12-01), Gray
patent: 4606868 (1986-08-01), Christoph et al.
patent: 4610620 (1986-09-01), Gray
patent: 4634360 (1987-01-01), Gray
patent: 4683098 (1987-07-01), Belleville et al.
patent: 4716003 (1987-12-01), Gandreau

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