Static molds – Including electric heating means
Patent
1984-03-23
1985-11-26
Hoag, Willard E.
Static molds
Including electric heating means
425 4R, B29C 100, B29G 100
Patent
active
045550875
ABSTRACT:
A split mold for multi-component plastics, especially polyurethanes, with venting channels has heating devices in the zone of the said channels to prevent plastic from entering the channels and thus forming flash on the moldings.
REFERENCES:
patent: 2304461 (1942-12-01), Knowles
patent: 3337911 (1967-08-01), Settembrini
patent: 3349833 (1967-10-01), Holder
patent: 4314765 (1982-02-01), Hotz
Kelterbaum Manfred
Wallner Josef
Elastogran Maschinenbau GmbH
Hoag Willard E.
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