Multiple speed fastener

Details Multiple speed fastener Multiple speed fastener

1995-07-21

1997-04-29

Meyers, Steven N.

Expanded, threaded, driven, headed, tool-deformed, or locked-thr

Externally threaded fastener element, e.g., bolt, screw, etc.

Multipart

411384, F16B 3502

Patent

active

056242212

ABSTRACT:
The presently preferred embodiment of the invention is a multiple speed fastener having a first pair of interengageable threaded members with a first pitch and a first thread direction, a second pair of interengageable threaded members with a second pitch different from the first pitch and a second thread direction different from the first thread direction, the first pair including a first actuator threadably engageable with a first threaded member and the second pair including a second actuator threadably engageable with a second threaded member, and a coupling means for coupling the first pair to the second pair, with the first actuator and the coupling means having first means for selectively engaging the first actuator and coupling means to rotate the coupling means with the first actuator, and with the coupling means and the second actuator having second means for engaging the second actuator to rotate the second threaded member when the first actuator and coupling means are engaged.

REFERENCES:
patent: 4925364 (1990-05-01), Das
patent: 5030052 (1991-07-01), Anderson
patent: 5123794 (1992-06-01), Pire
patent: 5205693 (1993-04-01), Fuller
patent: 5328312 (1994-07-01), Driscoll

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