Combination frame and stabilizer construction for tractor mounted equipment

Claim 1

A TRACTOR MOUNTED COMBINATION FRAME AND STABILIZER CONSTRUCTION FOR EXCAVATORS AND THE LIKE, COMPRISING, IN COMBINATION, A PAIR OF LATERALLY SPACED GENERALLY UPRIGHT SIDE MEMBERS EACH IN THE FORM OF A HOLLOW BEAM OPEN AT ITS LOWER END, CROSS MEMBERS CONNECTED TO SAID SIDE MEMBERS AND DEFINING THEREWITH A RIGID FRAME, MEANS ON SAID FRAME FOR SUPPORTING A BOOM FOR SWINGING MOVEMENT RELATIVE THERETO, MEANS ON SAID FRAME FOR ATTACHING THE SAME TO THE TRACTOR TRANSVERSELY THEREOF, A PAIR OF ELONGATED STABILIZING POSTS EACH TELESCOPICALLY MOUNTED IN A RESPECTIVE ONE OF SAID SIDE MEMBERS AND DISPOSED FOR RECIPROCABLE NONROTATABLE MOVEMENT THROUGH THE OPEN LOWER END THEREOF, A PAIR OF GROUND-ENGAGING FEET EACH SWIVELLY SECURED TO A CORRESPONDING ONE OF SAID STABILIZING POSTS, A PAIR OF EXTENSIBLE AND RETRACTABLE HYDRAULIC ACTUATORS EACH HOUSED IN A CORRESPONDING ONE OF SAID SIDE MEMBERS FOR ADVANCING AND RETRACTING THE STABILIZING POST MOUNTED THEREIN, A FIRST SWIVEL MEANS CONNECTING EACH SAID ACTUATOR TO ITS ASSOCIATED SIDE MEMBER, A SECOND SWIVEL MEANS CONNECTING EACH SAID ACTUATOR TO ITS ASSOCIATED STABILIZING POST, SAID SIDE MEMBERS AND STABILIZING POSTS PROVIDING OVERLAPPING COMPLEMENTAL GUIDE SURFACES BETWEEN EACH SAID SIDE MEMBER AND ITS RESPECTIVE STABILIZING POST, SAID COMPLEMENTAL GUIDE SURFACES BEING DISPOSED ABOUT THE LONGITUDINAL AXIS OF EACH SAID SIDE MEMBER AND ITS STABILIZING POST SO AS TO PRECLUDE RELATIVE ROTATION THEREBETWEEN AND TRANSMIT INDEPENDENTLY OF SAID ACTUATOR BENDING STRESSES IN ANY LATERAL DIRECTION BETWEEN EACH SAID FOOT AND SAID FRAME.