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Dither suspension mechanism for a ring laser angular rate sensor

  • US 4,751,718 A
  • Filed: 05/10/1985
  • Issued: 06/14/1988
  • Est. Priority Date: 05/10/1985
  • Status: Expired due to Term
First Claim
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1. In a laser angular rate sensor having a laser block driven about an axis by a dither suspension mechanism, the dither suspension mechanism comprising:

  • a first flexure plate having a central axis, said first flexure plate having,a central member, anda first plurality of spring members having first and second ends, each of said first plurality of spring members extending from said central member with said first ends of said spring members rigidly fixed to said central member;

    a housing having an aperture for receiving said laser block, said housing aperture being bounded by an annular inner wall about a central axis therethrough, said aperture capable of receiving said laser block and said first flexure plate;

    means for rigidly securing together said laser block and said central member of said first flexure plate; and

    means for rigidly securing said second ends of said first plurality of spring members to said annular inner wall.

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