Endless belt filter

Claim 1

IN COMBINATION, AN OUTLET BOX ADAPTED FOR CONNECSION TO A SUPPLY OF FLUID AND HAVING AN OUTLE ADJACENT THE BOTTOM THEREOF, THE FLUID ON THE OUTLET BOX MAINTAINING A FLUID LEVEL; A SKIMMER HOUSING WITHIN SAID OUTLET BOX INCLUDING A PARTITION WALL, THE UPPER PORTION OF SAID PARTITION WALL BEING APERTURED DEFINING A SKIMMING INLET FOR THE FLOW OF TOP SURFACE FLUIDS FROM SAID OUTLET BOX INTO SAID SKIMMER HOUSING; AN OUTLET PIPE ADJACENT THE BOTTOM OF SAID SKIMMER HOUSING FOR DRAINING THE FLUID THEREIN, THE FLUID COLLECTED IN THE SKIMMER HOUSING DEFINING A CONTROL FLUID LEVEL; A VERTICALLY ADJUSTABLE FLOAT IN OUTLET BOX ADJACENT SAID PARTITION WALL; AN UPRIGHT DAM MOUNTED ON SAID FIRST FLOAT FOR CON-