Extrusion slot die with flexible lip

Details Extrusion slot die with flexible lip Extrusion slot die with flexible lip

1989-10-17

1991-02-05

Chiesa, Richard L.

Plastic article or earthenware shaping or treating: apparatus

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

Control means responsive to product weight or dimension

425381, 425466, B29C 4716, B29C 4792

Patent

active

049900790

ABSTRACT:
An extrusion die slot for extruding flat thermoplastic webs has a plurality of plates mounted to the flexible lip of the die body. A regulating force from a control element is applied to the plates, and so to the flexible lip, via the flexible strip pressed between the control element and the plates.

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patent: 4753587 (1988-06-01), Djordjevic et al.
patent: 4863361 (1989-09-01), Boos

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