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Tool changer production line

  • US 3,245,144 A
  • Filed: 03/10/1959
  • Issued: 04/12/1966
  • Est. Priority Date: 03/10/1959
  • Status: Expired due to Term
First Claim
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1. A NUMERICALLY CONTROLLED MACHINE TOOL LINE COMPRISING:

  • A PLURALITY OF MACHINE TOOLS;

    INDEXABLE WORKPIECE TRANSFER MEANS CONNECTING SAID MACHINE TOOLS FOR TRANSFERRING WORKPIECES FROM ONE MACHINE TOOL TO THE NEXT MACHINE TOOL IN SEQUENCE;

    A DIGITAL SIGNAL PRODUCING DEVICE PROGRAMMED WITH MACHINE INSTRUCTIONS FOR A SPECIFIC WORKPIECE AT EACH MACHINE TOOL;

    A PLURALITY OF ELECTRICAL CONTROL SYSTEMS RESPECTIVELY CONNECTED TO EACH MACHINE TOOL AND EACH HAVING INPUT CIRCUIT MEANS;

    CONTROLLABLE SWITCHING MEANS CONNECTED TO SAID SIGNAL PRODUCING DEVICE AND TO SAID ELECTRICAL CONTROL SYSTEMS FOR CONNECTING SAID SIGNAL PRODUCING DEVICE AS INPUT TO EACH ELECTRICAL CONTROL MEANS IN A SEQUENCE CORRESPONDING TO THE SEQUENCE OF WORKPIECE TRANSFER;

    AND CONTROL MEANS

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