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Expansion joint system for accommodation of large movement in multiple directions

  • US 7,395,570 B2
  • Filed: 05/10/2005
  • Issued: 07/08/2008
  • Est. Priority Date: 04/02/2002
  • Status: Expired due to Term
First Claim
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1. An expansion joint system for roadway construction wherein a gap is defined between adjacent first and second roadway sections, said expansion joint system extending across said gap to permit vehicular traffic, said expansion joint system comprising:

  • transversely extending, spaced-apart, vehicular load bearing members;

    elongated support members having opposite ends positioned below said transversely extending load bearing members and extending longitudinally across said gap; and

    means for controlling the spacing of said vehicle load bearing members relative to one another comprising pivoting arms that are slidably engaged with at least one of said vehicle load bearing members, wherein said pivoting arms are adapted to slide along an elongated guide engaged with said vehicle load bearing members.

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