Automatic travelling journal box oiler

Claim 1

AN AUTOMATIC TRAVELLING JOURNAL BOX OILER ADAPTED TO BE DISPOSED AT THE SIDE OF A RAILROAD TRACK UPON WHICH RAILWAY CARS ARE ROLLING HAVING JOURNAL BOXES PROVIDED WITH BOX LIDS COMPRISING, A FRAME; A CARRIAGE MOUNTED ON SAID FRAME TO TRAVEL PARALLEL WITH SAID TRACK; A FIRST CYLINDER PIVOTALLY MOUNTED ON SAID CARRIAGE; AN EXTENSIBLE MEMBER WITHIN SAID CYLINDER ADAPTED WHEN EXTENDED TO RAISE A LID; A SECOND PISTON AND CYLINDER ARRANGEMENT MOUNTED ON SAID CARRIAGE ENGAGING THE FIRST CYLINDER FOR PIVOTING THE SAME, SAID SECOND PISTON AND CYLINDER NORMALLY MAINTAINING SAID EXTENSIBLE MEMBER RETRACTED OUT OF THE PATH OF THE JOURNAL BOX; A ROLLER CARRIED BY SAID CARRIED ADAPTED TO BE ENGAGED SUCCESSIVELY BY THE WHEELS OF THE RAILWAY CAR AND TO MOVE THE CARRIAGE BY AND WITH SAID ENGAGING WHEEL; MEANS WHEREBY WHEN THE CARRIAGE HAS BEEN MOVED A CERTAIN DISTANCE BY THE ENGAGING WHEEL THE FIRST CYLINDER WILL BE SHIFTED BY THE SECOND PISTON AND CYLINDER ARRANGEMENT TO BRING THE EXTENSIBLE MEMBER INTO CONTACT WITH THE RELATED JOURNAL BOX OF SAID ENGAGING WHEEL AND TO EXTEND THE EXTENSIBLE MEMBER TO PARTIALLY OPEN THE JOURNAL BOX LID AND TO INJECT A CONTROLLED AMOUNT OF LUBRICANT THROUGH THE EXTENSIBLE MEMBER INTO SAID PARTLY OPENED JOURNAL BOX; AND MEANS WHEREBY UPON FURTHER MOVEMENT OF THE CARRIAGE THE EXTENSIBLE MEMBER WITH ITS CYLINDER WILL BE RETRACTED BY THE SECOND PISTON AND CYLINDER ARRANGEMENT AWAY FROM THE JOURNAL BOX, AND THE CARRIAGE WILL BE RETURNED TO A NORMAL POSITION TO AWAIT ACTIVATION BY THE NEXT ENGAGING WHEEL OF SAID CAR.