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US 4,223,600 AGranted
Continuous press and method for pressing fruit
AssigneeMarrodan Y Rezola, S.A.
InventorJavier M. R. Adarraga
Life of this patent
Estimating the term…
Abstract
A continuous press for pressing grapes and other fruit is disclosed. Within the press chamber there is provided a rotatable screw for moving the material being pressed through the chamber. The screw is axially moved, without rotation, against the material where pressing is carried out.
Claims7
A continuous press for fruit, especially for grapes comprising:
- a compression chamber having inlet means for feeding material thereto and outlet means for discharging pressed material;
- a screw arranged in said chamber;
- means connected to said screw for rotating said screw in said chamber;
- means connected to said screw for axially displacing said screw in said chamber between the inlet and outlet means;
- means for controlling the axial displacement of the screw in said chamber;
- and
- means associated with said outlet means for controlling the discharge pressure of the pressed material.
4 more elements
A method of pressing fruit comprising the steps of:
- providing a compression chamber having a rotatable and axially reciprocable screw arranged therein;
- loading the compression chamber with fruit by rotating said screw;
- stopping the rotation of said screw;
- pressing said fruit by axially moving said screw into the compression chamber by hydraulic pressure;
- releasing the hydraulic pressure on the screw;
- and
- axially moving said screw out of the compression chamber by rotating the screw.
4 more elements
Dependencies are inferred from the claim text.