Apparatus for extruding ceramic molding

Details Apparatus for extruding ceramic molding Apparatus for extruding ceramic molding

2006-09-05

2006-09-05

Davis, Robert (Department: 1722)

Plastic article or earthenware shaping or treating: apparatus

With separate and distinct upstream agitating or kneading means

Within pressurizing chamber

C425S209000, C425S380000, C425S202000, C425S376100, C264S630000, C264S632000, C366S125000, C366S083000, C366S079000, C366S088000, C366S089000, C366S090000

Reexamination Certificate

active

07101166

ABSTRACT:
The extruding apparatus has the molding die to form the ceramic molding, the screw extruder containing the extrusion screw to knead and guide the ceramic material toward the molding die. The extrusion screw is comprised of the pressure screw part and the diffusion screw part. The diffusion screw part provided at the front end of the extrusion screw has a diameter greater than the screw diameter of the pressure screw part.

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