Heavy machine-operated sieve screen bucket

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9080315
APP PUB NO 20140262976A1
SERIAL NO

14190704

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Abstract

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The invention relates to a heavy machine-operated sieve screen bucket. A plurality of screening plates (3) are spaced from each other and establish a screening surface (2), which is provided with screening slots and on top of which the material to be screened can be placed. There are rotatable shafts (4) below the screening surface (2). The shafts (4) are provided with blades (5), which are projecting from the shafts and which extend through the screening slots to above the screening surface (2). The blades (5) taper in a wedge-like manner towards their rounded tips. Side edges of the blades (5) are substantially straight and the angle between the same is in the range of 20-28°.

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Patent Owner(s)

  • ALLU FINLAND OY

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Jonninen, Markku Lohilahti, FI 12 74
Rautamies, Antti Pennala, FI 2 4

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