Farm tractor bulldozer

Claim 1

APPARATUS FOR CONVERTING A FARM TRACTOR CHASSIS INTO A BULLDOZER, SAID APPARATUS CONSISTING OF: A PUSHING FRAME CONSISTING OF TWO LONGITUDINAL ARMS HAVING A FORWARD END AND A REARWARD END, SAID ARMS TO EXTEND SUBSTANTIALLY PARALLEL TO THE FORWARD-REAR WARD AXIS OF SAID CHASSIS; FORWARDLY AND UPWARDLY INCLINED TRANSVERSE PLATE EXTENDING BETWEEN THE FORWARD ENDS OF SAID ARMS AND RIGIDLY CONNECTED THERETO; AT LEAST TWO RELATIVELY FLAT PLATES ATTACHED ONE EACH TO SAID TRANSVERSE PLATE AND SPACED SLIGHTLY INWARDLY FROM SAID ARMS, SAID PLATES EXTENDING UPWARDLY FOR ATTACHMENT TO SAID CHASSIS; MEANS FOR ATTACHING THE REARWARD ENDS OF SAID ARMS TO SAID TRACTOR CHASSIS; A BULLDOZER BLADE FRAME CONSISTING OF A SUBSTANTIALLY U-SHAPED MEMBER HAVING A BIGHT PORTION AND TWO LEG PORTIONS, SAID BIGHT PORTION BEING PIVOTALLY CONNECTED TO SAID FORWARD ENDS OF SAID ARMS OF SAID PUSHING FRAME, SAID LEG PORTIONS TO EXTEND OUTWARDLY AND FORWARDLY OF THE FRONT WHEELS OF SAID TRACTOR; AN UPWARDLY EXTENDING ELEVATOR ARM RIGIDLY ATTACHED TO SAID BIGHT PORTION OF SAID BULLDOZER FRAME; A BULLDOZER BLADE RIGIDLY ATTACHED TO SAID LEG PORTIONS OF SAID BLADE FRAME, AT THE FORWARDMOST ENDS THEREOF; HYDRAULIC MEANS BETWEEN SAID PUSHING FRAME AND SAID ELEVATOR ARM TO PIVOT SAID BULLDOZER BLADE FRAME VERTICALLY ABOUT THE POINT OF CONNECTION OF SAID BULLDOZER BLADE FRAME TO SAID ARMS OF SAID PUSHING FRAME.