公开(公告)号：US4630978A

公开(公告)日：1986-12-23

申请号：US783775

申请日：1985-10-03

Applicant: Terry L. Keiser ,  Charles L. Guinnip

Inventor： Terry L. Keiser ,  Charles L. Guinnip

IPC: B23G5/04

CPC classification number: B23G5/04 ,  Y10T408/85884 ,  Y10T408/95

Abstract: A tool for cleaning or repairing the screw threads on studs, bolts and the like comprises inner and outer relatively slidable sleeve members and a series of die elements rockably mounted between the sleeve members adjacent one end or mouth of the tool so as to be urged by relative sliding movement between the members in opposite directions between the expanded position and a contracted position in which inwardly facing thread cutting teeth on the die elements are urged into a thread engaging position with a threaded member inserted into the mouth of the tool.

Abstract translation: 用于清洁或修理螺柱，螺栓等上的螺纹的工具包括内部和外部相对可滑动的套筒构件和一系列模具元件，其可摇动地安装在邻近工具的一个端部或嘴部的套筒构件之间，以便被推动 在扩张位置和收缩位置之间在相对方向上的构件之间的相对滑动运动，其中模具元件上的面向内的螺纹切割齿被推入与插入工具的口中的螺纹构件的螺纹接合位置。