Sealable discharge die for thermoplastic

Details Sealable discharge die for thermoplastic Sealable discharge die for thermoplastic

1983-04-28

1984-10-30

Thurlow, Jeffery

Plastic article or earthenware shaping or treating: apparatus

With apparatus assembly or dismantling means or with idle part

For extrusion or injection type shaping means

264142, 425198, 425199, 425311, 425381, 425465, 425466, B29F 308

Patent

active

044797680

ABSTRACT:
A sealable discharge die for thermoplastics, comprising a housing, a dieplate which closes the latter except for perforations for discharge of the plastic melt in strands or filaments, and a perforated plate located immediately below or above this dieplate, one of the plates being slidable or rotatable and the perforated plate having orifices which can be brought into alignment with the perforations of the dieplate.

REFERENCES:
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patent: 3215094 (1965-11-01), Oldershaw et al.
patent: 3469281 (1969-09-01), Payne
patent: 3503342 (1970-03-01), Ilines
patent: 3600751 (1971-08-01), Fairbanks
patent: 3973890 (1976-08-01), Porter et al.
patent: 4279579 (1981-07-01), Froescke
patent: 4313327 (1982-02-01), O'Connor

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