Insert nut and insert t-nut

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...

Reexamination Certificate

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Details

C411S432000, C411S903000

Reexamination Certificate

active

07465136

ABSTRACT:
There is provided an insert nut, wherein a dies is pressed on one surface of a predetermined metal plate7to form a screw portion8, so as to form a patterned portion9on the other surface of the metal plate by forming the screw portion, wherein the metal plate7is wound such that the screw portion8to become a female screw2is located inside so as to form a cylindrical form, and then the opposite edges7a,7bof the wound metal plate are connected together to form a cylindrical shank portion3, wherein the outside surface of the exposed patterned portion of the shank3is covered with a resin layer6such that projections5of a synthesis resin is formed at the outside thereof.

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