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Hinge assembly

  • US 20080155782A1
  • Filed: 01/03/2007
  • Published: 07/03/2008
  • Est. Priority Date: 01/03/2007
  • Status: Abandoned Application
First Claim
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1. A hinge assembly comprising:

  • a base havinga central hole; and

    at least one receiving hole formed in the base;

    a rotating bracket connecting to the base and havinga central shaft mounted rotatably in the central hole of the base and having a bottom and a top; and

    two side shafts extending radially out of the top of the central shaft and being opposite to each other;

    two sleeves mounted respectively around the side shafts;

    a spacer assembly mounted around the central shaft and comprisingat least one positioning spacer mounted securely on the central shaft, and each one of the at least one positioning spacer having at least one positioning detent selectively aligning with the receiving hole of the base;

    at least one positioning assembly connecting to the base, and each one of the at least one positioning assembly mounted in a corresponding receiving hole of the base and comprisinga seat mounted securely in the corresponding receiving hole of the base;

    a ball mounted in and extending out of the corresponding hole of the base and selectively engaging the at least one positioning detent of a corresponding one of the at least one positioning spacer; and

    a spring mounted in the corresponding receiving hole of the base and pressing the ball to extend out of the corresponding receiving hole; and

    at least one fastener connecting securely to the bottom of the central shaft.

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