The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 14, 2015
Filed:
Feb. 26, 2014
Allu Finland Oy, Pennala, FI;
Markku Jonninen, Lohilahti, FI;
Antti Rautamies, Pennala, FI;
Allu Finland Oy, Pennala, FI;
Abstract
The invention relates to a heavy machine-operated sieve screen bucket. A plurality of screening plates () are spaced from each other and establish a screening surface (), which is provided with screening slots and on top of which the material to be screened can be placed. There are rotatable shafts () below the screening surface (). The shafts () are provided with blades (), which are projecting from the shafts and which extend through the screening slots to above the screening surface (). The blades () taper in a wedge-like manner towards their rounded tips. Side edges of the blades () are substantially straight and the angle between the same is in the range of 20-28°.