Extruder screw

Details Extruder screw Extruder screw

1977-11-18

1979-02-20

Christian, Leonard D.

Agitating

Rubber or heavy plastic working

Stirrer is through-pass screw conveyor

366318, A21C 106, B29B 110

Patent

active

041404009

ABSTRACT:
An extruder comprising a cylindrical extruder housing and an extruder screw extending inside the housing to define an intake section, a mixer section, and a discharge section, the screw having a basic flight which extends in an uninterrupted helix from the intake section, through a mixer section to the discharge section and the basic flight is of one diameter in the intake and discharge sections so as to be a running fit in the housing but have a diameter in the mixer section less than the one diameter so as to define in use a clearance fit in the housing and, in the mixer section, a flow advancer and diverter between appearances of the basic flight which over at least the greater part of its length is of the one diameter so as also to be a running fit in the housing so that material fed to the mixer section is caused, in the mixer section, to pass over the basic flight.

REFERENCES:
patent: 3701512 (1972-10-01), Schippers et al.
patent: 3826477 (1974-07-01), Kunogi et al.
patent: 3850414 (1974-11-01), Scharer
patent: 3881708 (1975-05-01), Carle

Affiliated with

Also associated with

Rating

Extruder screw does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Extruder screw, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Extruder screw will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-256010