Insert nut

Details Insert nut Insert nut

2008-09-23

2010-06-08

Estremsky, Gary (Department: 3677)

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

Threaded fastener locked to a discreet structure

Nut, and means to engage substructure on its opposite faces...

C411S903000

Reexamination Certificate

active

07731464

ABSTRACT:
There is provided an insert nut, having an outer hollow portion made of a resin material and an inner hollow portion made of a metal material. The outer hollow portion has a projection functioning as a male screw or wedge formed on an outer surface thereof. The inner hollow portion has a female screw formed on an inner surface thereof. The inner hollow portion is press-fitted to the outer hollow portion by inserting one end of the inner hollow portion into the outer hollow portion to reach a final position. Further insertion of the inner hollow portion is prevented beyond the final position. Said one end of the inner hollow portion is caulked with the outer hollow portion.

REFERENCES:
patent: 2984279 (1961-05-01), Rosan
patent: 3319690 (1967-05-01), Rosan et al.
patent: 3405591 (1968-10-01), Neuschotz
patent: 3754731 (1973-08-01), Mackal et al.
patent: 5071299 (1991-12-01), Sekine et al.
patent: 5297851 (1994-03-01), Van Hekken
patent: 5435678 (1995-07-01), Stencel
patent: 5860779 (1999-01-01), Toosky et al.
patent: 7465136 (2008-12-01), Nagayama
patent: 2004211778 (2004-07-01), None

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