Plastic article or earthenware shaping or treating: apparatus – Stock pressurizing means operably associated with downstream... – Plural orifices
Reexamination Certificate
2005-08-19
2009-02-24
Gupta, Yogendra (Department: 1791)
Plastic article or earthenware shaping or treating: apparatus
Stock pressurizing means operably associated with downstream...
Plural orifices
C425S327000, C425S464000, C425S376100
Reexamination Certificate
active
07494335
ABSTRACT:
The present invention relates to an apparatus for producing at least two rubber strips comprising an extruder for extruding compounded rubber into at least two preliminary rubber strips each having a preliminary cross sectional shape, and a pair of calendar rollers for simultaneously forming the preliminary rubber strips into at least two rubber strips each having a finished cross sectional shape.
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Hayashi Norio
Onimatsu Hiroyuki
Birch & Stewart Kolasch & Birch, LLP
D Ewald Maria Veronica
Gupta Yogendra
Sumitomo Rubber Industries Ltd.
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