Extruder
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 14, 2006
Grant Date -
Dec 16, 2004
app pub date -
Jan 30, 2004
filing date -
Feb 1, 2003
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An extruder drive has a housing, at least two extrusion worms each having a drive shaft extending into the housing, and at least one drive motor including at least one cylindrical stator fixed in the housing and a cylindrical rotor cooperating with the stator so as to be rotatably driven by the stator. The rotor surrounds the drive shafts, and each of the drive shafts is independently connected to the rotor for driving thereby.
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