发明名称 |
RUBBER-CORD SHUT-OFF DEVICE FOR SHUTTING-OFF PIPE LINES |
摘要 |
pipe line transport; shutting-off pipe lines for repair; oil pipe lines in particular. SUBSTANCE: device includes sealed-up cylindrical chamber with rubber walls; one end wall of this chamber is provided with tubular pipe union located coaxially relative to chamber; this pipe union is made from cord of rubberized material reinforced with fibers with load-bearing skeleton embracing the sealed-up cylindrical chamber; skeleton includes cylindrical envelope and end walls connected with this envelope and located on end walls of chamber; end walls of load-bearing skeleton are made from radial strips partially overlapping each other; load-bearing skeleton is provided with rubber cover layer; strips of end walls are arranged in groups; strips of each group are located at sector-shaped gaps between them; they are adjacent relative to each other along axis of device. EFFECT: extended operational capabilities; possibility of using device for wide range of pipe diameters and pressures inside them. 8 cl, 8 dwg
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申请公布号 |
RU2179682(C2) |
申请公布日期 |
2002.02.20 |
申请号 |
RU19990124987 |
申请日期 |
1999.11.25 |
申请人 |
ELISEEV ALEKSANDR ANATOL'EVICH |
发明人 |
ELISEEV A.A. |
分类号 |
F16L55/128;(IPC1-7):F16L55/128 |
主分类号 |
F16L55/128 |
代理机构 |
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地址 |
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