Document Type and Number:
Japanese Patent JPS5158463
Kind Code:
A
Abstract:
An extruder has a housing in which is rotatable a pair of axially tapered screws of like construction but opposite hand. The thread of each screw meshes with that of the other screw so that the screws' major diameters overlap by a distance that forms a constant ratio with the major diameter along the entire length of the screws.
Inventors:
BIRUHERUMU HANSURIKU
Application Number:
JP11080875A
Publication Date:
May 21, 1976
Filing Date:
September 12, 1975
Export Citation:
Assignee:
KRAUSS MAFFEI AG
International Classes:
B29B7/00; B29B7/48; B29C48/525; (IPC1-7): B01F7/08; B29F3/01
Domestic Patent References:
| JP35015041A | ||||
| JPS467191A |