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Method and means for isolating equipment from shock loads

  • US 5,402,317 A
  • Filed: 12/29/1993
  • Issued: 03/28/1995
  • Est. Priority Date: 12/29/1993
  • Status: Expired due to Fees
First Claim
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1. An apparatus for providing shock load isolation comprising:

  • a circuit board of predetermined overall volume and weight having a predetermined density;

    a container for said circuit board having inside dimensions which accommodate limited movement of said circuit board;

    an incompressible liquid inside said container, said liquid having substantially the same density as that of said circuit board;

    a means for mounting said circuit board in an equilibrium position suspended in said liquid filled container, said means for mounting exerting restoring forces on said circuit board which are very small in comparison to the weight of said circuit board; and

    an electrical connection means on the exterior of said container electrically connected to said circuit board.

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