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发明名称
Pipe for protecting signal cable
摘要
<p>본 발명에 따르면, 내관과 외관으로 구성된 통신선 보호관의 내관의 구조가 산부와 홈부로 이루어진 주름관으로 형성되되, 홈부의 깊이가 내관의 길이 방향을 따른 일정 간격마다 단차를 갖도록 형성됨과 아울러 외관 및 통신선에 대한 내관의 접촉면적이 최소화되기 때문에, 내관에 통신선을 삽입하거나 외관에 내관을 삽입할 때 마찰력이 크게 줄어들게 되어 통신선의 삽입 작업성이 향상되는 효과가 있다.</p>
申请公布号
KR101097749(B1)
申请公布日期
2011.12.23
申请号
KR20090087930
申请日期
2009.09.17
申请人
发明人
分类号
F16L11/15;H02G9/06
主分类号
F16L11/15
代理机构
代理人
主权项
地址
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