Invention Application
US20080037940A1 Tube for Air Blown Installation and Tube Cable Using the Same 审中-公开
用于吹气安装的管和使用它的管电缆

  • Patent Title: Tube for Air Blown Installation and Tube Cable Using the Same
  • Patent Title (中): 用于吹气安装的管和使用它的管电缆
  • Application No.: US11661769
    Application Date: 2005-06-30
  • Publication No.: US20080037940A1
    Publication Date: 2008-02-14
  • Inventor: Chan-Yong Park
  • Applicant: Chan-Yong Park
  • Applicant Address: KR Gangnam-gu, Seoul 135-090
  • Assignee: LS Cable Ltd.
  • Current Assignee: LS Cable Ltd.
  • Current Assignee Address: KR Gangnam-gu, Seoul 135-090
  • Priority: KR10-2004-0069648 20040901
  • International Application: PCT/KR05/02072 WO 20050630
  • Main IPC: G02B6/44
  • IPC: G02B6/44 F16L11/10
Tube for Air Blown Installation and Tube Cable Using the Same
Abstract:
Disclosed is a tube for air blown installation and a tube cable using the same. The tube includes an outer layer made of polyethylene; and an inner layer co-extruded on an inner side of the outer layer and made of a mixture of polyethylene and siloxane, wherein the inner layer has a static coefficient of friction of 0.05 to 0.20, wherein the inner and outer layers respectively have a thickness equal to or less than 0.8 mm, and wherein no damage is caused in the tube having a length of 500 m when a pressure of 10 bars is applied thereto for 24 hours. The tube cable includes a sheath and a plurality of tube bundles. Each tube bundle is substantially identical to the above tube.
Information query
Patent Agency Ranking
0/0