发明名称 |
IMPROVEMENTS IN TUBULAR BODIES AND METHODS OF FORMING SAME |
摘要 |
A tubular body comprises an inner hollow core and an outer casing of one or more strips of self mechanically inter-engaging helically wound material having a higher yield strength than that of the core material. Also provided is a method of forming the tubular body comprising the steps of winding the outer core onto the inner core and an end connector for use with said tubular body when said body is provided with helically extending detents on an outer surface thereof. |
申请公布号 |
CA2571160(A1) |
申请公布日期 |
2006.02.16 |
申请号 |
CA20052571160 |
申请日期 |
2005.07.04 |
申请人 |
ITI SCOTLAND LIMITED;BOOTH, JOHN PETER |
发明人 |
LOVIS, GORDON DAVID;BOOTH, JOHN PETER |
分类号 |
F16L9/16;F16L9/04;F16L11/16;F16L25/00 |
主分类号 |
F16L9/16 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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