Free spinning, self-locking threaded fastener, and method and tool for setting it
作者： Ronald W. Batten
DOI:
关键词:
摘要: A fastener having an external threaded pin, and internally collar freely spinnable onto the pin so as to be set a predetermined torque. After torque is applied, dimpled (indented) lock pin. The thread can smooth frictional running lock, or interrupted material of at indentation forms physical with thread. tool shown that drive indent collar. method for setting also disclosed.
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