Plastic article or earthenware shaping or treating: apparatus – With apparatus assembly or dismantling means or with idle part – For extrusion or injection type shaping means
Patent
1994-01-13
1995-03-14
Woo, Jay H.
Plastic article or earthenware shaping or treating: apparatus
With apparatus assembly or dismantling means or with idle part
For extrusion or injection type shaping means
264 39, 264169, 4253824, 425464, B29C 4712
Patent
active
053972279
ABSTRACT:
A sealing plate upstream of a spinneret has cylindrical flow channels, at least some of which have a first diameter. Each of the flow channels corresponds in position to a bore in the spinneret plate. The number and denier of extruded filaments can be altered by simply changing the plate. The plate provides a seal by deflecting under the extrusion pressure.
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Research Disclosure, No. 331, Nov. 1991, Emsworth, GB Anonymous "Spinning Pack Modification".
Armstrong Robert N.
Hodan John A.
Li Wei
BASF Corporation
Davis Robert B.
Dellerman Karen M.
Woo Jay H.
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