发明名称 Below grade utilities vault
摘要 A below grade utilities connections vault is disclosed. The vault of the present invention comprises a concrete box with lockable, hinged lid. A floor platform lies at a distance above the bottom of the box such that utilities cables enter the box below the level of the floor. A hinged utilities wiring frame is mounted to the wall opposite the lid hinge such that the frame hinges down into the box when the vault is closed and into a vertical position for making connections. A safety barrier is formed by the lid, the wiring frame, and barrier arms which hinge between them surrounds the vault, when open. A venting system provides egress for gasses and equalization of pressure between the interior and exterior of the vault.
申请公布号 US6772566(B1) 申请公布日期 2004.08.10
申请号 US20030609381 申请日期 2003.07.01
申请人 MACHLEDT CHARLES G;MACHLEDT FREDRIC P 发明人 MACHLEDT CHARLES G;MACHLEDT FREDRIC P
分类号 H02G9/10;(IPC1-7):E04H5/04;E04H5/06 主分类号 H02G9/10
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