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Support plate

  • US 6,029,940 A
  • Filed: 11/06/1997
  • Issued: 02/29/2000
  • Est. Priority Date: 08/09/1997
  • Status: Expired due to Fees
First Claim
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1. Apparatus comprising:

  • a device with plural feet, each foot having an undercut;

    a base plate having plural depressions therein for accepting the feet, each depression including a spring controlled engaging mechanism with a projection, at least a pair of said spring controlled engaging mechanisms in said plural depressions operable in opposition to each other,an upper plate attachable to the base plate by a plurality of fastening means, and a release mechanism positioned between said upper plate and base plate, incorporating a release control and coupled to each of said pair of engaging mechanisms, operable to concurrently release each of said pair of engaging mechanisms upon operation of said release control;

    whereby when the device is moved into engagement with the base platethe undercuts press against the projections of said pair of engaging mechanisms and thereby displace the engaging mechanisms in opposed directions andwhen upper edges of the undercuts move below lower edges of the projections, the pair of engaging mechanisms move in opposite directions back toward starting positions thereof and thereby engage the undercuts of the feet.

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