发明名称 |
Mismatched flanks for a wedge thread |
摘要 |
Threaded connections including a pin member and a box member and are mismatched. The pin member and the box member have wedge threads formed thereon with a gap formed between pin and box load flanks and/or pin and box stab flanks of the threaded connection. The mismatch may comprise different flank angles and/or different flank profiles between corresponding flanks.
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申请公布号 |
US7686350(B2) |
申请公布日期 |
2010.03.30 |
申请号 |
US20060393452 |
申请日期 |
2006.03.30 |
申请人 |
HYDRIL LLC |
发明人 |
REYNOLDS, JR. HARRIS A.;SIVLEY, IV ROBERT S. |
分类号 |
F16L25/00 |
主分类号 |
F16L25/00 |
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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