Machine and apparatus for leveling and tamping railway rails and ties

Claim 1

IN A TIE TAMPING MACHINE HAVING A CARRIAGE ADAPTED TO TRAVEL ON A RAILWAY TRACK, A MOTOR CONNECTED TO A WHEEL OF THE CARRIAGE TO DRIVE THE SAME, A PAIR OF UPRIGHT WAYS HAVING SLIDES VERTICALLY RECIPROCABLE THEREON, VIBRATORY TAMPER UNITS CARRIED BY SAID SLIDES AND POSITIONED IN FRONT OF SAID CARRIAGE WITH BLADES ARRANGED TO BE THRUST INTO THE BALLAST OF A ROADBED, HYDRAULIC SLIDE ACTUATING RAMS CONNECTED TO SEPARATELY RAISE AND LOWER SAID SLIDES, AND AN ENGINE ON SAID CARRIAGE CONNECTED TO DRIVE A HYDRAULIC PUMP AND A GENERATOR, THE COMBINATION OF A LOAD CARRYING CROSS BEAM MOUNTED ON THE FRONT OF SAID CARRIAGE, UPRIGHT HYDRAULIC CYLINDERS MOUNTED ON THE ENDS OF SAID BEAM, PISTONS IN SAID CYLINDERS HAVING GROUND ENGAGING RAMS ON THEIR LOWER ENDS, PAIRS OF OPPOSITELY FACING LATERALLY ALIGNED RAIL ENGAGING JAWS PIVOTALLY MOUNTED ON SAID CROSS BEAM AND HAVING HYDRAULIC ACTUATED MEANS CONNECTED THERETO TO MOVE THE JAWS TO AND FROM RAIL GRIPPING POSITIONS, FIRST CONTROL MEANS CONNECTED TO REGULATE THE DELIVERY OF FLUID FROM SAID PUMP TO SAID SLIDE ACTUATING RAMS, A SECOND CONTROL CONNECTED TO REGULATE DELIVERY OF FLUID FROM SAID PUMP TO SAID UPRIGHT CYLINDERS TO LOWER THE PISTON IN SAID CYLINDERS, A THIRD CONTROL CONNECTED TO SEPARATELY RAISE SAID PISTONS, AND A FOURTH CONTROL MECHANICALLY CONNECTED TO BE ACTUATED BY INITIAL MOVEMENT OF SAID THIRD CONTROL AND PRIOR TO FULL ACTUATION OF THE THIRD CONTROL CONNECTED TO BLEED FLUID FROM THE TOPS OF SAID CYLINDERS, SAID HYDRAULIC ACTUATED MEANS HAVING FLUID CONNECTIONS AT THEIR JAW OPENING AND JAW CLOSING ENDS INTERCONNECTED WITH SAID UPRIGHT CYLINDERS AND ARRANGED TO CLOSE SAID JAWS UPON LOWERING SAID RAMS AND OPEN SAID JAWS UPON RAISING SAID RAMS.