| 摘要 |
Elongated, hollow elastomer seals particularly useful for the sealing of bridge deck joints, bridge approach joints and like wide joints against intrusion by liquids and imcompressible solids and embodying a transversely concave top wall; a substantially horizontal bottom wall embodying folding foot portions along the respective longitudinal edges thereof; substantially planar side walls, and an internal web network having downwardly diverging webs in the transversely medial portion of the network and diverging from an apex below the longitudinal midportion of said top wall, two or more pairs of laterally extending webs extending between said diverging webs and respective side walls, a pair of diagonally downwardly and outwardly sloping webs extending respectively between intermediate portions of the top wall and intermediate portions of the uppermost pair of laterally extending webs, and optionally a further shallow V-web extending between the legs of said diverging webs.
|
