Screw press for dehydrating fibrous materials

Presses – With drain means for expressed liquid – Drainage through or along surface spanning pressure surfaces

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

100145, 100146, B30B 916

Patent

active

057431787

ABSTRACT:
A screw press for squeezing out liquid from a fibrous material including a screen cage having an inlet for the material to be pressed and an outlet for the pressed material, a pair of parallel Archimedean screws, rotatably arranged inside the screen cage, each of the Archimedean screws having a main thread extending around a shaft with a height and a pitch decreasing in the direction from the inlet towards the outlet. Around each shaft and between the turns of each main thread, an auxiliary thread is provided having a reduced height with respect to the height of the main thread, and the auxiliary thread of an Archimedean screw is arranged close to the main thread of the other Archimedean screw at least along the portion of the main thread having a lesser height.

REFERENCES:
patent: 816446 (1906-03-01), Fiddyment et al.
patent: 3104420 (1963-09-01), Selbach
patent: 4131371 (1978-12-01), Tynan
patent: 4300839 (1981-11-01), Sakagami
patent: 4457227 (1984-07-01), Koch

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Screw press for dehydrating fibrous materials does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Screw press for dehydrating fibrous materials, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Screw press for dehydrating fibrous materials will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-1523780

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.