发明申请
- 专利标题： CABLE INSTALLATION
- 专利标题（中）： 电缆安装
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申请号： US12295778申请日： 2007-04-02
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公开(公告)号： US20090242860A1公开(公告)日： 2009-10-01
- 发明人: Philip A. Barker , Nitzan Gonen
- 申请人： Philip A. Barker , Nitzan Gonen
- 优先权： EP06251883.2 20060403
- 国际申请： PCT/GB2007/001178 WO 20070402
- 主分类号： H02G1/08
- IPC分类号： H02G1/08
摘要：
A method of installing a cable into a conduit, the conduit having more than one bore size, comprising the steps of—introducing air to flow in a direction into and through the conduit, and—changing an air pressure level of the air within the conduit from a first pressure level to a second pressure level by either venting a part of the air from the conduit or adding to the air within the conduit.
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