Cupping machine for producing containers in thermoplastic film a

Details Cupping machine for producing containers in thermoplastic film a Cupping machine for producing containers in thermoplastic film a

1974-12-11

1976-05-18

Spicer, Jr., Robert L.

Plastic article or earthenware shaping or treating: apparatus

Preform severing means

Means for forming from bulk material, means for severing and...

425126R, 425324R, 4254501, 425455R, 425383, 425327, B29C 300

Patent

active

039574121

ABSTRACT:
The present invention concerns a cupping machine for producing containers thermoplastic film and comprising a device for placing a tape-like strip in a mold, in the frame of which machine are disposed a holder for a roll of thermoplastic film, means for moving this film, a heating device and a shaping apparatus which comprises at least one row of molds, which are displaceable at right angles to the plane of the film, extend over the entire width of the film, and, after the film has been heated, are pressed towards a male half having first-stage shaping mandrels and disposed on the other side of the film, the containers being finally formed by means of a pressure media and, at the same time, the tape-like strips, brought into the molds, being sealed onto the container, in which machine there are provided devices for introducing the tape-like strip directly into the molds.

REFERENCES:
patent: 3684418 (1972-08-01), Langecker
patent: 3709643 (1973-01-01), Nasica
patent: 3780559 (1973-12-01), Turner

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