Bituminous paver

Claim 1

IN A PAVER FOR LAYING BITUMINOUS MATS, A FRAME COMPRISING FRONT AND REAR FRAME MEMBERS, SCREED MEANS CARRIED BY THE FRAME, A MOLDBOARD ARRANGED IN THE FRAME IN ADVANCE OF THE SCREED MEANS, A HINGE CONNECTING THE UPPER EDGE PORTION OF THE MOLDBOARD WITH THE FRONT FRAME MEMBER, AND CONTROL MEANS FOR DETERMINING THE POSITION OF THE LOWER EDGE PORTION OF THE MOLDBOARD IN RELATION TO SAID SCREED MEANS, SAID CONTROL MEANS INCLUDING, RODS ADJUSTABLE IN THE DIRECTION OF THEIR LONGITUDINAL AXES AND CARRIED BY THE SAID REAR FRAME MEMBER, SOCKET MEMBERS CARRIED BY THE REAR FACE OF THE MOLDBOARD AND TELESCOPICALLY RECEIVING THE FORWARD ENDS OF SAID RODS, FLEXIBLE TENSION MEANS ALSO BETWEEN THE MOLDBOARD AND THE REAR PORTION OF SAID FRAME FOR HOLDING THE BOTTOMS OF SAID SOCKETS AGAINST THE ADJACENT ENDS OF THE RODS WHEN SAID FLEXIBLE MEANS IS TAUT TO FIRMLY AND POSITIVELY POSITION THE MOLDBOARD IN SELECTED OPERATING PROXIMITY TO THE SCREED MEANS, AND A QUICK RELEASE TOGGLE IN SAID FLEXIBLE TENSION MEANS TO CAUSE THE SAME TO BECOME SLACK, WHEREBY THE MOLDBOARD WILL SWING ON SAID HINGE SO THAT ITS FREE LOWER EDGE CAN BE MOVED AWAY FROM THE SCREED MEANS FACILITATING CLEANING OUT OF MATERIAL ACCUMULATED BETWEEN THE REAR FACE OF THE MOLDBOARD AND SAID SCREED MEANS.