Plansifter
AssigneeBuhler AG
InventorsDaniel DÖRIG, Remo FRIEDRICH
Life of this patent
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Abstract
A plansifter comprising at least one compartment and a drive module for putting the compartment into a vibrational and/or oscillating movement, wherein in the inner region of the compartment there is provided a sieve stack comprising at least one sieve, preferably 2-32 sieves, more preferably 10 to 32 sieves, especially preferred 20 to 32 sieves, and the compartment has one outlet frame that is provided in the bottom region of the compartment. The present invention is furthermore related to an outlet frame for a plansifter and to a method for sieving material in said plansifter.
Claims15
A plansifter comprising at least one compartment and a drive module for putting the compartment into a vibrational and/or oscillating movement,
- wherein said at least one compartment has a framework of outer walls forming a top region, an inner region and a bottom region,
- wherein in said top region there is provided at least one inlet and in the bottom region there is provided at least one outlet,
- wherein the inner region there is provided a sieve stack comprising at least one sieve, preferably 2-32 sieves, more preferably 10 to 32 sieves, especially preferred 20 to 32 sieves,
- wherein the compartment has one outlet frame that is provided in the bottom region.
The plansifter according to claim l, wherein the outlet frame is mechanically fixed, preferably releasably fixed, in the bottom region of the compartment.
An outlet frame for a plansifter, said outlet frame consisting of one piece, preferably made of a metallic material, wherein said one piece comprises at least one pocket, preferably 2 to 10 pockets, more preferably 3 to 6 pockets, wherein each pocket comprises inclined side walls and an opening in the bottom surface of the pocket, the side walls being inclined towards the opening so that material may be moved over the side walls into the opening.
Dependencies are inferred from the claim text.