Pipe splitier and spreader

Claim 1

APPARATUS FOR REPLACING A PIPE OCCUPYING AN UNDERGROUND PASSAGEWAY THROUGH WHICH A SUBSTANTIALLY HORIZONTAL AXIS EXTENDS COMPRISING, A PIPE SPLITTING CUTTER ADAPTED TO BE DRAWN THROUGH SAID PASSAGEWAY IN ONE DIRECTION, A PIPE SPREADER CONNECTED TO SAID CUTTER REARWARDLY THEREOF IN SAID ONE DIRECTION, SAID SPREADER BEING DIMENSIONED TRANSVERSELY LARGER THAN THE LARGEST TRANSVERSE DIMENSION OF THE CUTTER TO ENLARGE SAID PASSAGEWAY IN DIAMETER, A PIPE CONNECTOR FITTING CONNECTED TO THE PIPE SPREADER REARWARDLY THEREOF, OPERATING MEANS CONNECTED TO SAID CUTTER AND EXTENDING FORWARDLY THEREFROM FOR PROJECTING OUT OF THE PASSAGEWAY AND RENDERING THE CUTTER OPERATIVE IN RESPONSE TO MOVEMENT THEREOF THROUGH THE PASSAGEWAY, PIPE HOLDING MEANS THROUGH WHICH SAID OPERATING MEANS EXTENDS FORWARDLY FROM SAID CUTTER, SAID PIPE HOLDING MEANS INCLUDING AN ELONGATED GROUND TUBE DISPOSED COAXIALLY OF SAID CUTTER AND SAID SPREADER FOR SPACED ALIGNMENT WITH SAID PASSAGEWAY AND HAVING AN INTERNAL PASSAGE DIMENSIONALLY EXCEEDING THE CUTTER AND THE PIPE SPREADER IN TRANSVERSE DIMENSIONS, AND MEANS FORMING A PIPE RECEIVING SEAT ON A REAR END OF THE GROUND TUBE, A GUIDE TUBE PIVOTALLY CONNECTED TO THE GROUND TUBE AT THE FORWARD END THEREOF, SAID SEAT BEING FORMED BY A PAIR OF JAW HALVES, AND MEANS RESILIENTLY MOUNTING SAID JAW PERMITTING THE PASSAGE GROUND TUBE FOR MOVEMENT APART PERMITTING THE PASSAGE OF THE CUTTER AND SAID SPREADER THROUGH THE GROUND TUBE.