发明名称 THREADS WITH PERTURBATIONS
摘要 A threaded connection includes a pin member having a pin thread having a pin thread crest, a pin thread root, a pin load flank, and a pin stab flank, a box member having a box thread having a box thread crest, a box thread root, a box load flank, and a box stab flank, wherein at least one of the pin thread crest, the pin thread root, the box thread crest, and the box thread root has at least one perturbation formed thereon, and wherein upon a selected make-up of the pin member with the box member, at least one of a localized clearance or a localized interference exists between the pin thread and the box thread at the at least one perturbation.
申请公布号 US2007216160(A1) 申请公布日期 2007.09.20
申请号 US20070752646 申请日期 2007.05.23
申请人 REYNOLDS HARRIS A JR 发明人 REYNOLDS HARRIS A.JR.
分类号 F16L25/00 主分类号 F16L25/00
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