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Recoil absorbing stock assembly

  • US 3,176,424 A
  • Filed: 06/06/1963
  • Issued: 04/06/1965
  • Est. Priority Date: 06/06/1963
  • Status: Expired due to Term
First Claim
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1. A RECOIL ABSORBING STOCK ASSEMBLY, COMPRISING:

  • A SHORT STOCK HAVING FORWARD AND REARWARD ENDS AND ADAPTED TO BE AFFIXED AT ITS FORWARD END TO THE RECEIVER OF A FIREARM;

    A MEMBER EMBODYING A BUTT PLATE AND A CHECK PIECE SECURED TO ONE ANOTHER, AND TELESCOPICALLY MOUNTED ON SAID STOCK FOR MOVEMENT FORWARDLY AND REARWARDLY RELATIVE THERETO ALONG A DIRECTION LINE;

    A CYLINDER MOUNTED ON SAID STOCK AND HAVING ITS LONGITUDINAL AXIS ORIENTED SUBSTANTIALLY PARALLEL TO SAID DIRECTION LINE;

    A PISTON SLIDABLY MOUNTED IN SAID CYLINDER FOR MOVEMENT BETWEEN FORWARD AND REARWARD LIMIT POSITIONS AND SECURED TO SAID BUTT PLATE;

    COMPRESSIBLE FLUID UNDER A PREDETERMINED CONTROL PRESSURE GREATER THAN AMBIENT PRESSURE IN SAID CYLINDER YIELDABLY URGING SAID PISTON TOWARD ITS REARWARD LIMIT POSITION;

    AND MEANS RESPONSIVE TO THE PRESSURE OF SAID FLUID IN SAID CYLINDER DROPPING BELOW SAID CONTROL PRESSURE FOR AUTOMATICALLY SUPPLYING ADDITIONAL PRESSURIZED FLUID TO SAID CYLINDER TO RAISE THE PRESSURE THEREIN SUBSTANTIALLY TO SAID CONTROL PRESSURE.

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