Chain saw attachment for sawing round logs

Claim 1

IN A LUMBER SAWING ATTACHMENT FOR POWER SAWS OF THE PORTABLE TYPE WHEREBY THE PORTABLE SAW MAY BE USED TO CUT LOGS INTO POLES, POSTS OR THE LIKE, THE COMBINATION OF A PORTABLE POWER DRIVEN CHAIN SAW HAVING AN ELONGATED SAW BAR ON WHICH THE CUTTING ELEMENT OF THE SAW RIDES, A FRAME, MEANS FOR FIXEDLY ATTACHING SAID FRAME TO SAID SAW BAR INTERMEDIATE THE ENDS OF SAID SAW BAR SO THAT SAID FRAME EXTENDS LATERALLY TO THE SIDES AND TO THE FRONT AND REAR OF THE CUTTING ELEMENT OF THE POWER SAW, MEANS FOR SUPPORTING SAID POWER SAW ON A LOG OF SUBSTANTIALLY CIRCULAR CROSS-SECTION COMPRISING A FORWARD ROLLER MEANS AND A REARWARD ROLLERS MEANS, MEANS FOR ROTATABLY ATTACHING SAID FORWARD ROLLER MEANS TO THE FORWARD PART OF SAID FRAME AHEAD OF SAID CUTTING ELEMENT AND MEANS FOR ROTATABLY ATTACHING SAID REARWARD ROLLER MEANS TO THE REARWARD PART OF SAID FRAME BEHIND SAID CUTTING ELEMENT, SAID ROLLER MEANS BEING DISPOSED ON SAID FRAME SUCH THAT SAID FORWARD ROLLER MEANS RIDES ASTRIDE THE LOG IN THE DIRECTION OF THE SAW CUT AND SAID REARWARD ROLLER MEANS STRADDLES THE SAW CUT MADE THROUGH THE LOG.