Optical scanning system

Claim 1

APPARATUS FOR PROJECTING A LIGHT IMAGE OF A DOCUMENT ONTO A MOVING LIGHT RECEIVING SURFACE, SAID APPARATUS INCLUDING: A FRAME, A CURVED COPY BOARD SECURED TO SAID FRAME FOR SUPPORTING A DOCUMENT, ILLUMINATING MEANS POSITIONED TO ILLUMINATE A DOCUMENT SUPPORTED BY SAID CURVED COPY BOARD, A HORIZONTAL DRIVEN SHAFT JOURNALED IN SAID FRAME, A XEROGRAPHIC DRUM MOUNTED ON SAID SHAFT FOR ROTATION THEREWITH, A LIGHT SHIELD INTERPOSED IN THE OPTICAL PATH BETWEEN SAID COPY BOARD AND SAID XEROGRAPHIC DRUM, A SLOT APERTURE IN SAID LIGHT SHIELD ADJACENT SAID XEROGRAPHIC DRUM AND EXTENDING TRANSVERSELY TO THE PATH OF ROTATION OF SAID XEROGRAPHIC DRUM, A SECOND SHAFT JOURNALED IN SAID FRAMSE WITH THE AXIS OF SAID SECOND SHAFT PARALLEL TO SAID HORIZONTALLY DRIVEN SHAFT, AN OBJECT MIRROR SECURED TO SAID SECOND SHAFT FOR MOVEMENT THEREWITH, A LENS, AN IMAGE MIRROR, SAID LENS AND SAID IMAGE MIRROR BEING SECURED TO SAID FRAME TO FORM A OPTICAL PATH FORM SAID OBJECT MIRROR TO SAID SLOT APERTURE IN SAID LIGHT SHIELD, A FIRST CAM FIXED TO SAID HORIZONTALLY DRIVEN SHAFT, CAM FOLLOWER MEANS POSITIONED TO ENGAGE SAID FIRST CAM, A SECOND CAM FIXED TO SAID CAM FOLLOWER MEANS FOR ACTUATION THEREBY, A THIRD CAM FIXED TO SAID SECOND SHAFT, AND TAPE MEANS CONNECTED TO SAID SECOND CAM AND TO SAID THIRD CAM WHEREBY AS SAID XEROGRAHPIC DRUM IS ROTATED, SAID OBJECT MIRROR WILL BE OSCILLATED IN SYNCHRONIZATION WITH THE ROTATIVE SPEED OF SAID XEROGRAPHIC PLATE.