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Tension measuring apparatus

  • US 3,289,473 A
  • Filed: 07/14/1964
  • Issued: 12/06/1966
  • Est. Priority Date: 07/14/1964
  • Status: Expired due to Term
First Claim
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1. AN APPARATUS FOR MEASURING TENSION IN A TENSION MEMBER COMPRISING, IN COMBINATION:

  • (A) DRUM MEANS ADAPTED TO HAVE A TENSION MEMBER WOUND THEREON, SAID DRUM MEANS HAVING AN AXIS AND TWO AXIAL END PORTIONS;

    (B) DRIVE MEANS ARRANGED FOR ROTATION ABOUT A FIXED AXIS AND PIVOTALLY ENGAGING ONE OF SAID END PORTIONS FOR ROTATING SAID DRUM MEANS ABOUT THE AXIS THEREOF;

    (C) BEARING MEANS FOR SUPPORTING THE OTHER END PORTION OF SAID DRUM MEANS, SAID BEARING MEANS INCLUDING (1) A FIXED SUPPORT, (2) A BEARING MEMBER MOVABLE IN SAID SUPPORT IN A DIRECTION TRANSVERSE TO THE AXIS OF SAID DRUM MEANS SAID OTHER END PORTION ROTATABLY ENGAGING SAID BEARING MEMBER, AND (3) YIELDABLY RESILIENT MEANS URGING SAID BEARING MEMBER TOWARD A PREDETERMINED POSITION RELATIVE TO SAID SUPPORT;

    AND (D) MEASURING MEANS FOR MEASURING THE SPACING OF SAID BEARING MEMBER FROM SAID PREDETERMINED POSITION.

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