Hydraulically operated device for cutting trees, logs and the like

Claim 1

AN APPARATUS FOR CUTTING TREES, LOGS AND SIMILAR OBJECTS COMPRISING IN COMBINATION (A) A FRAME MEMBER CONSISTING OF TWO SUBSTANTIALLY SYMMETRICAL HALVES THAT ARE MAINTAINED A FIXED DISTANCE APART, (B) A CUTTING MEMBER THAT IS DISPOSED IN THE PLANE PASSING BETWEEN THE SYMMETRICAL HALVES OF SAID FRAME MEMBER, (C) A HYDRAULIC POWER MEANS COMPRISING A CYLINDER PORTION AND A PISTON PORTION THAT IS ATTACHED TO ONE EXTREMITY OF SAID CUTTING MEMBER, (D) THE CYLINDER PORTION OF SAID HYDRAULIC POWER MEANS BEING PITOVALLY MOUNTED ON SAID FRAME MEMBER SO THAT SAID CYLINDER PORTION CAN SWING AT LEAST A LIMITED DISTANCE IN THE PLANE PASSING BETWEEN THE SYMMETRICAL HALVES OF SAID FRAME MEMBER, (E) A FIRST PIVOTABLE LINK HAVING ONE END ATTACHED ADJACENT TO THE SAME EXTREMITY OF SID CUTTING MEMBER TO WHICH SAID PISTON PORTION IS ATTACHED AND THE OTHER END OF SAID LINK BEING ATTACHED TO SAID FRAME MEMBER, AND (F) A SECOND PIVOTABLE LINK HAVING ONE END ATTACHED ADJACENT TO THE OTHER EXTREMITY OF SAID CUTTING MEMBER AND THE OTHER END OF SAID LINK BEING ATTACHED TO ANOTHER PORTION OF SAID FRAME MEMBER.