Jointless elastomer expansion device

Jointless elastomer expansion device

  • CN 202,543,762 U
  • Filed: 02/10/2012
  • Issued: 11/21/2012
  • Est. Priority Date: 02/10/2012
  • Status: Active Grant
First Claim
Patent Images

1. gapless elastic body stretching device;

  • Comprise the roadbed (10) of body with seam and cover the supercrust (9) on it;

    It is characterized in that;

    be stamped cover plate (8) on the said seam body;

    Distinguish pre-buried set bolt (4) in the hole of the roadbed (10) at seam body two ends and at the last base concrete layer (2) that is provided with;

    Be with gusset (3) on the said set bolt (4) and fix, be provided with stable element (5) between the gusset (3) at seam body two ends with nut, at base concrete layer (2) the top elastomer-filled material of filled high polymer (1) until concordant with supercrust (9).

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