发明名称 |
PIPE PLUG |
摘要 |
<p>A tube plug (14) comprises a one piece cylindrical shell (16) having an open end (20) and a closed end (18) which is capable of being inserted in a heat exchange tube and internally expanded into contact with the inside surface of the heat exchange tube for preventing flow of a coolant through the heat exchange tube. The tube plug (14) comprises a circumferential groove (24) which has an elastomeric material disposed therein for enhancing the seal between the tube plug (14) and the tube.</p> |
申请公布号 |
JPS59134493(A) |
申请公布日期 |
1984.08.02 |
申请号 |
JP19830252423 |
申请日期 |
1983.12.28 |
申请人 |
WESTINGHOUSE ELECTRIC CORP |
发明人 |
PAORO RODORUFUO ZAFURETSUDO |
分类号 |
F16L55/10;F16L55/13;F28F11/02 |
主分类号 |
F16L55/10 |
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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