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Expansion joint system

  • US 8,267,617 B2
  • Filed: 12/14/2007
  • Issued: 09/18/2012
  • Est. Priority Date: 12/14/2007
  • Status: Active Grant
First Claim
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1. A cover plate expansion joint system for bridging a gap between spaced apart first and second structural members comprising:

  • an elongated plate extending across said gap between said first and second structural members;

    at least one pre-loaded load absorbing damper positioned between said elongated plate and said second structural member, wherein said load absorbing damper produces forces tending to separate said elongated plate and said second structural member;

    at least one anchor for anchoring said elongated plate to said first structural member; and

    at least one pre-loaded damped spring engaged with said at least one anchor and said elongated plate, wherein said at least one damped spring anchor produces forces tending to promote proximity between said elongated plate arid said first structural member.

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