Extrusion die conversion

Details Extrusion die conversion Extrusion die conversion

1978-10-13

1982-05-18

Briggs, Sr., Wilbert J.

Plastic article or earthenware shaping or treating: apparatus

Means providing a shaping orifice

Adjustable shaping orifice or shape imparting insert member

252477R, 425192R, 425464, B28B 2152, B29F 304

Patent

active

043302548

ABSTRACT:
Certain portions of the discharge slots of an existing extrusion die for forming honeycomb structures are blocked off by selectively positioning a plurality of tabs within such discharge slots so as to convert the cellular configuration originally formed by the discharge slots of such die to that of a desired cellular configuration.

REFERENCES:
patent: 1138101 (1915-05-01), Gammel
patent: 1487378 (1924-03-01), Gigliotti
patent: 1508186 (1924-09-01), Healey
patent: 2875497 (1959-03-01), Barnhart
patent: 2982995 (1961-05-01), Groleau
patent: 3611491 (1969-07-01), Rector
patent: 3899326 (1975-08-01), Frost
patent: 3983283 (1976-09-01), Bagley

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