Planetary gear for a multiple-screw extruder
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United States of America Patent
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Apr 23, 1996
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N/A
app pub date -
Apr 13, 1994
filing date -
Apr 15, 1993
priority date (Note) -
Expired
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Abstract
A planetary gear for a multiple-screw extruder includes a circular stationary housing having internal teeth, a sun wheel formed from at least one toothed portion of a spindle, and a plurality of main planet wheels formed from at least one toothed free end of a plurality of screws and arranged in a circle. The plurality of main planet wheels are spaced from one another, from the sun wheel and from the internal housing teeth. A plurality of internal and external intermediate planet wheels are arranged between the sun wheel and the main planet wheels and between the main planet wheels and the internal housing teeth, respectively.
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