Plastic article or earthenware shaping or treating: apparatus – Means providing a shaping orifice – Adjustable shaping orifice or shape imparting insert member
Patent
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
De Beul Victor Franciscus
Verlinden Victor Clement
AGFA-GEVAERT N.V.
Daniel William J.
Lazarus Richard B.
Rosenbaum Mark
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