发明名称 Beam joining cap for trench shield
摘要 An apparatus for joining at least two or more wales of a shoring system including a first substantially rigid end-cap adapted to enclose an end of a first horizontally disposed wale, the first end-cap having a horizontally extending flange with a first vertically disposed aperture cut there through, a second substantially rigid end-cap adapted to enclose an end of a second horizontally disposed wale, the second end-cap having a horizontally extending flange with a second vertically disposed aperture cut there through of substantially the same diameter of the first vertically disposed aperture, a locking pin dimensioned to be slideably received by the first and second vertically disposed apertures when the first and second vertically disposed apertures are in substantial alignment with one another wherein a leading end of the first horizontally disposed wale and a leading end of the second horizontally disposed wale are oriented in substantially perpendicular fashion to one another and in relative proximity so that the horizontally extending flange of the first end-cap and the horizontally extending flange of the second end-cap overlap when the first and second vertically disposed apertures are substantially aligned with one another to permit the locking pin to be slideably received therein securing the apparatus together.
申请公布号 US6267538(B1) 申请公布日期 2001.07.31
申请号 US20000520033 申请日期 2000.03.06
申请人 CALDWELL GARY L. 发明人 CALDWELL GARY L.
分类号 E02D17/08;(IPC1-7):E02D17/04 主分类号 E02D17/08
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