Band filter press

Abstract

Abstract A BAND FILTER PRESS OF THE TYPE INVORPORATING TWO REVOLVING PRESS BANDS, WHEREIN AT LEAST ONE SUCH PRESS BAND IS CONSTRUCTED AS A FILTER PRESS BAND. THSES PRESS BANDS BEING ARRANGED IN SUCH A MANNER THAT THEY FORM THEREBETWEEN A FILTER PRESS COMPARTMENT WHICH NARROWS OR TAPERS IN THE FEED DIRECTION OF THE PRESS PRODUCT UNDERGOING TREATMENT, THIS FILTER PRESS COMPARTMENT BEING LETERALLY SEALED BY SUITABLE SEALING DEVICES. FURTHERMORE, THE PRESS BANDS ARE SUPPORTED IN A DIRECTION TOWARDS ONE ANOTHER BY SUITABLE RESILIENT OR SPRING ELEMENTS. ACCORDING TO IMPORTANT ASPECTS OF THE INVENTION, AT LEAST ONE OF THE PRESS BANDS BEARS UPON A SUPPORT AT LEAST AT THE PORTION OF THE PRESS REGION OR ZONE WHICH MERGES WITH THE PRESSOUT GAP LOCATED AT THE LOWER EXTREMITY OF SAID FILTER PRESS COMPARTMENT. THIS SUPPORT IS SUBDIVIDED INTO SECTIONS SUPPORTED BY THE RESILIENT ELEMENTS AND MOVABLE TOWARDS ONE ANOTHER AT LEAST TRANSVERSE TO THE FEED DIRECTION OF THE AFORESAID ONE PRESS BAND, AND WHEREIN THE RESILIENT ELEMENTS OF EACH SUPPORT SECTION COLLECTIVELY ARE SUBJECTED TO A PRE-BIAS, THE MAGNITUDE OF WHICH IS ALWAYS SMALLER THAN THE FORCES EXERTED UPON EACH SUPPORT SECTION BY THE PRESS PRODUCT DURING MAXIMUM PERMISSIBLE OPERATING PRESSURE.

Inventors

• 👤 Hans Gujer

Bibliographic Details