Die assembly

Details Die assembly Die assembly

1975-05-29

1977-02-15

Lazarus, Richard B.

Plastic article or earthenware shaping or treating: apparatus

Means providing a shaping orifice

Adjustable shaping orifice or shape imparting insert member

425381, B29F 304

Patent

active

040080366

ABSTRACT:
A die assembly with two spaced lips which define an elongated die orifice, wherein one of the lips is adjustable by means of wedges which are in sliding engagement with an inclined face of the lip and which are disposed in spaced relation along the length of the orifice and wherein for each wedge a spring is provided that keeps the wedges in firm contact with the corresponding faces, thereby to obtain a localized adjustment of the lip and a firm locking of the local lip position.

REFERENCES:
patent: 3067464 (1962-12-01), Nicholson
patent: 3320634 (1967-05-01), Ryan et al.
patent: 3797987 (1974-03-01), Marion
patent: 3884611 (1975-05-01), Anderson et al.
patent: 3902835 (1975-09-01), Theysohn

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