发明名称
摘要 Connector apparatus includes a guide surface spaced from internal threads on one member for receiving external threads on a second member, whereby the two members may be threadedly engaged with the guide surface constraining relative orientation between the two members prior to threaded engagement to avoid cross-threading.
申请公布号 JPH0147679(B2) 申请公布日期 1989.10.16
申请号 JP19820075573 申请日期 1982.05.07
申请人 DORIRU KUITSUPU INC 发明人 RARI II RAIMATO
分类号 E21B17/042;E21B17/08;F16L15/00 主分类号 E21B17/042
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