Doff truck boxes and the like and rub guards and bumpers therefor

Claim 1

EQUIPMENT FOR USE IN ASSOCIATION WITH TEXTILE MACHINERY HAVING A HORIZONTAL RAIL, SAID EQUIPMENT COMPRISING AN ELONGATE TRUCK SUPPORTED PACKAGE BOX HAVING A FRONT END AND A REAR END, A PAIR OF FIXED SUPPORTING ROLLERS ADJACENT TO AND SPACED APART TRANSVERSELY OF ONE END OF SAID BOX, A SINGLE SWIVELLING CASTER ROLLER BENEATH AND SUPPORTING THE OTHER END OF SAID BOX, AN ELONGATE TRIANGULAR SHAPED RUB GUARD SECURED TO AND EXTENDING LONGITUDINALLY OF A SIDE OF SAID PACKAGE BOX AND HAVING A TRANSVERSELY ROUNDED APEX PORTION EXTENDING LATERALLY OUTWARDLY FROM THE SAID SIDE OF THE PACKAGE BOX AND HAVING GAGING THE SAID MACHINERY RAIL, A BOBBIN BOX ATTACHED TO AND SUPPORTED BY SAID ONE END OF SAID PACKAGE BOX, A PUMPER FENDER SECURED ON A SIDE OF SAID BOBBIN BOX CORRESPONDING TO SAID SIDE OF SAID PACKAGE BOX AND AT A CORRESPONDING ELEVATION TO SAID RUB GUARD, SAID BUMPER FENDER HAVING A SUBSTANTIALLY TRIANGULAR STRUCTURAL FORM AND INCLUDING A BASE MEANS SECURED AGAINST THE SAID ONE SIDE OF THE BOBBIN BOX, THE APICAL PORTION OF THE TRIANGLE EXTENDING LATERALLY OUTWARDLY FROM SAID SIDE OF THE BOBBIN BOX, THE SIDE BUMPER FENDER HAVING A VERTICAL DIMENSION AND HAVING IN THE APICAL PORTION THEREOF A TRANSVERSELY ROUNDED LATERALLY OUTWARDLY DIRECTED SURFACE LOCATED AT A GREATER DISTANCE LATERALLY OUTWARDLY FROM THE SAID SIDE OF THE BOBBIN BOX THAN THE SAID MACHINE RAIL ENGAGING ROUNDED APEX SURFACE OF THE RUB GUARD AND PROVIDING A VERTICAL LINE CONTACT SURFACE WITH THE MACHINERY RAIL.