Conveyor construction

Claim 1

IN A CONVEYOR CONSTRUCTION INCLUDING SPACED PARALLEL LINK CHAINS HAVING SUCCEEDING LINKS JOINED TOGETHER FOR RELATIVE PIVOTAL MOVEMENT ABOUT RESPECTIVE TRANSVERSE AXES, SAID LINKS HAVING TRANSVERSE OPENINGS THERETHROUGH AROUND SAID PIVOT AXES, AND SPACED PARALLEL APRON RODS HAVING OPPOSITE ENDS EXTENDING THROUGH SAID OPENINGS TO THEREBY MOUNT SAID RODS ON SAID CHAINS FOR CONJOINT MOVEMENT LONGITUDINALLY OF SAID CHAINS AND FOR RELATIVE ROTATION THEREBETWEEN ABOUT SAID PIVOT AXES, A PLURALITY OF RESILIENT NON-METALLIC SLEEVES MOUNTED ADJACENT OPPOSITE ENDS OF SAID RODS RESPECTIVELY, SAID SLEEVES EACH INCLUDING AN ELONGATED TUBULAR MEMBER AND A COLLAR, SAID TUBULAR MEMBERS RECEIVING SAID ROD ENDS FIXEDLY THEREIN IN RESILIENT GRIPPING ENGAGEMENT WITH THE RODS, SAID TUBULAR MEMBERS EACH INCLUDING AN ENLARGED SECTION HAVING A GREATER DIAMETER THAN SAID LINK OPENINGS AND AN INTEGRAL REDUCED DIAMETER SECTION EXTENDING THROUGH ONE OF SAID LINK OPENINGS AND OUTWARDLY THEREBEYOND, SAID COLLAR BEING REMOVABLY MOUNTED AROUND THE OUTWARDLY EXTENDING PORTION OF SAID REDUCED SECTION FIXEDLY THEREON IN RESILIENT GRIPPING ENGAGEMENT THEREWITH, AND SAID COLLAR HAVING A GREATER DIAMETER THAN SAID LINK OPENINGS, WHEREBY SAID ENLARGED SECTIONS AND SAID COLLARS PREVENT SUBSTANTIAL TRANSVERSE DISPLACEMENT OF SAID CHAINS RELATIVE TO SAID SLEEVES, AND SAID REDUCED SECTIONS PROVIDE BEARINGS FOR SAID LINKS.