Captive nut

Details Captive nut Captive nut

1995-08-02

1997-03-18

Saether, Flemming

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

Internally threaded fastener element, e.g., nut, etc.

Multipart

411173, 411353, 411999, F16B 3708

Patent

active

056116543

ABSTRACT:
A captive nut having a knob, rotatable about a central longitudinal axis, the knob having an internally threaded longitudinal hole extending at least partially through the knob and a means to facilitate rotation of the knob. Also included is a hollow ferrule having a panel attachment means for attachment of the ferrule to a panel, and a knob captivation means wherein the knob is slidably and rotatably attached to an end of the ferrule such that when the nut is in a fully retracted position, the knob captivation means prevents the ferrule and the knob from separating.

REFERENCES:
patent: 2151255 (1939-03-01), Witchger
patent: 2464133 (1949-03-01), Herbert
patent: 5042880 (1991-08-01), Garuti
patent: 5056974 (1991-10-01), Dolin
patent: 5382124 (1995-01-01), Frattarola
Southco, Inc., Southco Latches and Access Hardware Handbook 45 NA, pp. C1-C44, (Pennsylvania, 1995).

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