Repeat action mechanism for power operated typewriters

Claim 1

A POWER OPERATED TYPEWRITER HAVING A POWER ROLL ROTATABLE ABOUT A HORIZONTAL AXIS DISPOSED TRANSVERSELY ACROSS THE MACHINE, A DRIVEN PART TO BE OPERATED BY SAID POWER ROLL, AN ACTUATING MEMBER SUPPORTED AT ONE END ON THE MACHINE FOR ROCKING ABOUT A FIXED AXIS WHICH IS PARALLEL TO AND FORWARD OF THE POWER ROLL AND HAVING THE OTHER END EXTENDED REARWARDLY UNDER SAID POWER ROLL, SAID ACTUATING MEMBER BEING OPERATIVELY CONNECTED AT THE EXTREMITY OF SAID EXTENDED END TO SAID DRIVEN PART AND BEING BIASED TOWARD A NORMAL REST POSITION, AN INTERMEDIATE MEMBER SUPPORTED REARWARDLY OF THE POWER ROLL ON SAID ACTUATING MEMBER AND ADAPTED TO BE RELATIVE TO THE ACTUATING MEMBER AND ADAPTED TO BE ENGAGEABLE WITH SAID POWER ROLL AS A RESULT OF SAID MOVEMENT, A KEY LEVER DEPRESSIBLE INTO SUCCESSIVE FIRST AND SECOND POSITIONS IN THE DEPRESSING DIRECTION, AN L-SHAPED OPERATING LEVER PIVOTED AT ONE END ON THE FRAME ABOVE SAID POWER ROLL AND PIVOTALLY CONNECTED AT ITS BENT PORTION TO THE KEY LEVER, THE OTHER END OF SAID OPERATING LEVER BEING MOVABLE IN A SUBSTANTIALLY HORIZONTAL DIRECTION UPON THE DEPRESSION OF SAID KEY LEVER AND ENGAGEABLE WITH THE INTERMEDIATE MEMBER TO CAUSE IT TO MOVE INTO ENGAGEMENT WITH SAID POWER ROLL, DISENGAGING MEANS ON SAID INTERMEDIATE MEMBER FOR DISENGAGING THE INTERMEDIATE MEMBER FROM SAID POWER ROLL AT THE END OF FORWARD STROKE OF THE ACTUATING MEMBER, AND A REPEAT CAM ON SAID INTERMEDIATE MEMBER, SAID OTHER END OF THE L-SHAPED OPERATING LEVER ALSO BEING POSITIONED IN THE PATH OF THE REPEAT CAM OF SAID INTERMEDIATE MEMBER ON THE ACTUATING MEMBER WHICH IS RETURNING TO SAID NORMAL REST POSITION AND ACTUATING THE INTERMEDIATE MEMBER AT THE END OF THE RETURN STROKE OF THE ACTUATING MEMBER FOR CAUSING SAID INTERMEDIATE MEMBER TO RE-ENGAGE WITH SAID POWER ROLL BY THE CAM ACTION OF SAID REPEAT CAM WHEN SAID KEY LEVER IS DEPRESSED INTO THE SECOND POSITION AND WHILE BEING HELD IN SAID POSITION, WHEREBY REPEAT OPERATION OF THE DRIVEN PART IS CONTINUED.