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Cabinet hinge

  • US 3,224,036 A
  • Filed: 01/30/1964
  • Issued: 12/21/1965
  • Est. Priority Date: 01/30/1964
  • Status: Expired due to Term
First Claim
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4. A COUNTERBALANCING HINGE ASSEMBLY FOR PIVOTALLY MOUNTING A HORIZONTAL COVER ON A CABINET FOR MOVEMENT BETWEEN AN OPEN AND A CLOSED POSITION COMPRISING, A MOUNTING BRACKET AFFIXED TO THE COVER, PIN MEANS PIVOTALLY CONNECTING SAID MOUNTING BRACKET TO THE CABINET, SPRING MEANS CONNECTED TO THE CABINET, A LINK CONNECTING THE SPRING MEANS TO THE MOUNTING BRACKET, SAID LINK BEING PIVOTALLY CONNECTED AT ITS LOWER END TO THE SPRING MEANS AND AT ITS UPPER END TO THE MOUNTING BRACKET, SAID LINK PIVOTING AWAY FROM SAID PIN MEANS AS THE COVER IS MOVED FROM A CLOSED TO AN INTERMEDIATE POSITION, THE PIVOTAL CONNECTION BETWEEN THE LINK AND THE MOUNTING BRACKET BEING LOCATED WITH RESPECT TO THE PIN MEANS SO THAT THE SPRING MEANS PROVIDES AN OPPOSING MOMENT TO THE WEIGHT OF THE COVER, AND STOP MEANS LIMITING THE PIVOTAL MOTION OF THE LINK WITH RESPECT TO THE MOUNTING BRACKET AS THE COVER IS MOVED FROM AN INTERMEDIATE POSITION TO A FULLY OPEN POSITION, SO THAT THE OPPOSING MOMENT OF THE SPRING MEAN ACTS AT THE PIVOTAL CONNECTION BETWEEN THE SPRING MEANS AND THE LINK.

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