B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
18/729
B29C 47/50 (2006.01) B29C 47/10 (2006.01) B29C 47/76 (2006.01)
Patent
CA 1288921
- 26 - Abstract of the Disclosure A structure of an extruding apparatus for extruding a synthetic resin, including a first extruder and a second extruder having a vent hole, is disclosed. The extruding apparatus includes: a first extruder; and a second extruder having a cylinder with a vent hole, a supply port provided at the proximal end of the cylin- der, and connected to a discharge port of the first extruder, a distribution/supply means provided inside the cylinder, having a plurality of passages for fluidi- cally connecting the supply port and a space inside the cylinder, and distributing and supplying a molding material supplied to the supply port into the cylinder, a discharge port provided at the distal end of the cylinder, a screw shaft arranged inside the cylinder, and a motor for driving the screw shaft. An airtight vacuum chamber connected to the vacuum pump is mounted on an outer portion of the vent hole.
528808
Sakakura Kazuaki
Takahashi Minoru
Fetherstonhaugh & Co.
Placo Co. Ltd.
Sumitomo Chemical Company Limited
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