Back to results
US 2019/0160722 A1Published application
Screw-type extruder
AssigneeKabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
InventorsKazuhisa FUKUTANI, Kosuke HIGASHI
Life of this patent
Estimating the term…
Abstract
A screw extruder which extrudes a kneaded material includes a screw having a helical flight provided on an outer peripheral surface of a shaft portion thereof, and a chamber housing the screw. In the screw extruder, a flight thickening portion is provided at a part which is a tip portion of the flight and is on the reverse side of a rotation direction of the flight.
Claims12
A screw extruder which extrudes a kneaded material, comprising:
- a screw having a helical flight provided on an outer peripheral surface of a shaft portion thereof;
- and
- a chamber housing the screw,
- wherein a flight thickening portion is provided at a part which is a tip portion of the flight and is on the reverse side of a rotation direction of the flight.
1 more element
Dependencies are inferred from the claim text.