Vibratory volumetric feeding and bag filling apparatus

Claim 1

APPARATUS FOR FILLING A BAG COMPRISING A FRAME MOUNTED ON SUPPORTING SURFACE TO EXTEND THEREABOVE, A HOPPER INCLUDING MEANS HAVING A DISCHARGE OPENING FOR RETAINING A SUPPLY OF PRODUCT, MOTOR MEANS SUPPORTEDLY MOUNTED ON THE PRODUCT RETAINING MEANS FOR VIBRATING THE PRODUCT RETAINING MEANS TO IMPART A CIRCULATORY MOTION TO THE PRODUCT AND MEANS FOR MOUNTING THE PRODUCT RETAINING MEANS ON THE FRAME A SUBSTANTIAL DISTANCE ABOVE THE SUPPORTING SURFACE AND CUSHIONING THE VIBRATORY MOVEMENT OF THE PRODUCT RETAINING MEANS RELATIVE THE FRAME, MEANS FORMING A VOLUMETRIC MEASURING CHAMBER DEPENDINGLY SECURED TO PRODUCT RETAINING MEANS TO RECEIVE PRODUCT PASSED THROUGH SAID DISCHARGE OPENING, SAID MEASURING CHAMBER MEANS INCLUDING VERTICAL TUBULAR MEANS FOR ENCLOSING A HOLLOW CHAMBER, RECIPROCAL FIRST SLIDE GATE MEANS SUPPORTEDLY MOUNTED BY SAID PRODUCT RECEIVING MEANS FOR SELECTIVELY PERMITTING PRODUCT FLOWING THROUGH THE DISCHARGE OPENING FLOWING INTO THE TUBULAR MEANS AND ALTERNATELY BLOCKING FLOW OF PRODUCT THROUGH SAID OPENING TO THE TUBULAR MEANS, THE UPPER END OF SAID TUBULAR MEANS BEING SUPPORTINGLY ATTACHED TO SAID FIRST MEANS AND RECIPROCAL SECOND SLIDE GATE MEANS IN THE LOWER END OF SAID TUBULAR MEANS FOR SELECTIVELY PERMITTING DISCHARGE OF PRODUCKT FROM SAID TUBULAR MEANS AND ALTERNATELY RETAINING PRODUCT IN SAID TUBULAR MEANS, BAG HOLDER MEANS FOR RELEASABLY HOLDING A BAG ABOVE THE SUPPORTING SURFACE, AND CONDUCT PRODUCT FLOWING FROM THE TUBULAR MEANS INTO SAID BAG WHILE IT IS BEING HELD AND SAID SECOND SLIDE GATE MEANS PERMITS THE DISCHARGE OF PRODUCT FROM THE TUBULAR MEANS, MEANS FOR MOUNTING THE BAG HOLDER MEANS ON THE MEASURING CHAMBER MEANS IN DEPENDING RELATION RELATIVE THERETO AND BENEATH THE SECOND SLIDE GATE MEANS, AND MEANS FOR OPERATING SAID SLIDE GATE MEANS FOR RE-