Blow molding apparatus

Details Blow molding apparatus Blow molding apparatus

1974-07-15

1976-11-30

Husar, Francis S.

Plastic article or earthenware shaping or treating: apparatus

Control means responsive to or actuated by means sensing or...

Cutter control

209 74R, 425217, 425307, B29C 100

Patent

active

039946479

ABSTRACT:
A blow molding machine having plural molds cyclically movable past an extruder for delivery to those molds of a tubular plastic parison includes a reciprocating blade which, upon interruption of the motion of the molds, is set in motion across the path of the parison emerging from the extruder to chop the parison into fragments and with a retractable trough for collecting the fragments for recycling or other disposition.

REFERENCES:
patent: 2251135 (1941-07-01), Iknayan et al.
patent: 3564652 (1971-02-01), Baugnies
patent: 3581888 (1971-06-01), Kelly
patent: 3601858 (1971-08-01), Blanchard
patent: 3689183 (1972-09-01), Denlinger
patent: 3782876 (1974-01-01), Groff
patent: 3813200 (1974-05-01), Gergely

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