Pipe and cable laying machine

Claim 1

A MACHINE FOR CARRYING AND LONGITUDINALLY MOVING AN ELONGATED MEMBER FORWARDLY BENEATH A GROUND SURFACE COMPRISING A SUPPORT MEANS FOR TRAVERSING THE GROUD SURFACE, OSCILLATABLE MEANS EXTENDING DOWNWARDLY FROM SAID SUPPORT MEANS AND OSCILLATABLE RELATIVE TO SAID SUPPORT MEANS FOR PROVIDING IMPACT FORCES AT A PREDETERMINED DEPTH BENEATH THE GROUND SURFACE AND IN THE DIRECTION IN WHICH SAID SUPPORT MEANS TRAVERSES SAID GROUND SURFACE, A TUNNEL FORMING ELEMENT ELONGATED IN THE DIRECTION OF OSCILLATING MOVEMENT, POWER MEANS CARRIED ON SAID SUPPORT MEANS OPERATIELY CONNECTED TO SAID DOWNWARDLY EXTENDING MEANS FOR CONTINUOUSLY OSCILLATING SAID DOWNWARDLY EXTENDING MEANS AND THEREBY PROVIDING SAID IMPACT FORCES, SECURING MEANS CONNECTING SAID DOWNWARDLY EXTENDING MEANS TO SAID TUNNEL FORMING ELEMENT AT SAID PREDETERMINED DEPTH BENEATH THE GROUND SURFACE, AND CONNECTING MEANS REARWARDLY EXTENDING FROM SAID TUNNEL FORMING ELEMENT FOR JOINING THE ELONGATED MEMBER WHICH IS TO BE BURIED TO SAID TUNNEL FORMING ELEMENT, SAID CONNECTING MEANS INCLUDING A FLEXIBLE ELEMENT ADAPTED TO ABSORB THE REARWORD OSCILLATING MOTION OF SAID TUNNEL FORMING ELEMENT SO THAT INTERMITTENT IMPACT FORCES ARE DELIVERED PERIODICALLY TO THE ELONGATED MEMBER VIA SAID TUNNEL FORMING ELEMENT IN ONLY THE DIRECTION OF THE FORWARDLY TRAVERSING MOVEMENT OF SAID SUPPORT MEANS TO INCREMENTALLY AND REPEATEDLY PULL AND ADVANCE THE ELONGAGED MEMBER TO BE BURRIED ALONG A HORIZONTAL PATH IN A TRAILING RELATION TO SAID TUNNEL FORMING ELEMENT AND AT THE SAME DEPTH AS SAID TUNNEL FORMING ELEMENT IS MOVED BENEATH THE GROUND SURFACE.