Vibration dampener and stabilizer for sucker rods

Claim 1

IN COMBINATION, A FLOW TUBING, A STRING OF SUCKER RODS RECIPROCABLE WITHIN THE FLOW TUBING, AND A STABILIZER BODILY MOUNTED ON ONE OF THE SUCKER RODS AND RECIPROCABLE THERWITH FOR SLIDING CONTACT WITH THE FLOW TUBING TO STABILIZE LATERAL MOVEMENT OF THE ROD AND TO DAMPEN VIBRATION OF THE STRING OF SUCKER RODS, SAID STABILIZER INCLUDING ELONGATED COLLAR SEGMENTS SEATING UPON AND SUBSTANTIALLY ENCIRCLING THE SUCKER ROD AND HAVING OUTWARDLY EXTENDING FLANGES TERMINATING SHORT OF THE FLOW TUBING, FASTENING DEVICES EXTENDING THROUGH THE FLANGES OF SAID COLLAR SEGMENTS FOR DRAWING THE SEGMENTS TOGETHER IN GRIPPING CONTACT WITH THE SUCKER ROD, A PLATE OF ARCUTE CROSS SECTION COEXTENSIVE WITH EACH COLLAR SEGMENT, SAID PLATES HAVING EDGES SPACED FLANGES TO ACCOMMODATE EACH OTHER AND FROM SAID FLANGES TO ACCOMODATE INSERTION OF THE FASTENING DEVICES AND PROVIDE FLOW PASSAGES THEREBETWEEN, SAID PLATES HAVING INWARDLY TAPERING ENDS PROJECTING BEYOND UPPER AND LOWER ENDS OF THE COLLAR SEGMENTS, SHOES CONFORMING WITH AND COVERING OUTER FACES OF THE ARCUATE PLATE PORTIONS AND HAVING SIMILARLY TAPERING ENDS COVERING THE TEPRING ENDS OF THE PLATES TO FIX THE SHOES FROM LONGITUDINAL MOVEMENT OF THE SHOES ON SAID PLATES, MEANS FOR SECURING THE SHOES FROM RADIAL MOVEMENT ON SAID ARCUATE PLATES, AND A COMPOSITION FACING HAVING FIXED CONNECTION WITH THE PLATES TO PROVIDE OUTER FACES FOR SLIDING CONTACT WITH THE FLOW TUBING AND TO PREVENT CONTACT OF THE FLANGES WITH THE FLOW TUBING DURING RECIPROCATION OF THE RODS.