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Vibration isolation system

  • US 6,000,671 A
  • Filed: 01/29/1997
  • Issued: 12/14/1999
  • Est. Priority Date: 01/29/1997
  • Status: Expired due to Fees
First Claim
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1. An isolation unit for isolating a precision machine from vibrations, comprising:

  • a) a support member;

    b) a fluid tight housing operably connected to said support member, said fluid tight housing including upper and lower portions;

    c) a flexible sealing element for sealing said upper portion of said fluid tight housing;

    d) a piston operably associated with said flexible sealing element;

    e) a fluid shear damper for producing a shearing strain for damping vibrations, said fluid shear damper being positioned in said fluid tight housing;

    f) a connector for connecting said fluid shear damper to said piston;

    g) a second housing having a fluid therein, at least a portion of said fluid tight housing being positioned in the fluid of said second housing.

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