METHOD AND APPARATUS FOR PRODUCING DRINKS OF NATURAL BASE FROM FRUIT CRUSHING SUCH AS FRUIT JUICE, PRESSURAGE OR DRINK JUICE OF SIMILAR CHARACTER

摘要

Crushed fruit is processed in an enclosed space, excluding air. A pre-strainer is used, in the form of a rotating drum of trapezoidal cross-section with a tubular shaft. Following the pre-strainer the press is in the form of a helical, rotating screw, with increasing pitch and variable, pulsating rotary speed. - The helical screw is provided with a shaft made of wound filament of conical and trapezoidal cross section.