Weight checking apparatus

Claim 1

APPARATUS FOR WEIGHING MOVING ARTICLES COMPRISING A FRAME, A SCALE ASSEMBLY COMPRISING TWO SPACED, RELATIVELY NARROW PARALLEL SUPPORT BARS DEFINING A LOAD RECEIVING PLATFORM, SPRING MEANS YIELDABLY SUPPORTING SAID BARS, AND FIRST AND SECOND ROLLERS MOUNTED ON SAID FRAME ADJACENT THE ENTRANCE AND EXIT ENDS OF SAID SUPPORT BARS RESPECTIVELY, A THIRD ROLLER LONGITUDINALLY SPACED FROM SAID FIRST ROLLER, A PAIR OF RELATIVELY NARROW BELTS TRAINED OVER SAID FIRST AND SECOND ROLLERS AND HAVING UPPER REACHES RIDING OVER SAID SUPPORT BARS FOR CARRYING ARTICLES OVER SAID SCALE ASSEMBLY, ARTICLE DELIVERY BELT MEANS TRAINED OVER SAID THIRD AND FIRST ROLLERS, SAID DELIVERY BELT MEANS AND SAID SCALE BELTS BEING DISPOSED IN INTERFITTING RELATION AT SAID FIRST ROLLER, AND MEANS FOR DRIVING SAID FIRST ROLLER AND HENCE BOTH SAID SCALE BELTS AND SAID ARTICLE DELIVERY BELT MEANS, SO THAT THE UPPER REACHES OF SAID SCALE BELTS ARE SUBSTANTIALLY RELIEVED OF DRIVING TENSION EXCEPT THAT DIRECTLY IMPOSED BY THE ARTICLES AND SAID ARTICLE DELIVERY BELT MEANS DEVELOPS THE TENSION NECESSARY TO SUPPLY ARTICLES TO SAID SCALE BELTS.