Wear resistant nail manufacturing tool inserts

Threaded – headed fastener – or washer making: process and apparat – Apparatus for making headed fastener – e.g. – nail – rivet – etc. – Wire nail making

Reexamination Certificate

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Details

C470S125000, C470S195000

Reexamination Certificate

active

07004846

ABSTRACT:
A clamping jaw assembly and cutter assembly employed in machinery used to manufacture nails, screws, rivets, and similar objects starting with wire material. The invention includes a groove design having a smooth wave that reduces the wear rate of the groove improving the life expectancy of the hard material clamping jaw insert. A clamping jaw assembly and cutting assembly that are both easily accessible for permitting quick replacement and/or indexing of the carbide-clamping inserts.

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Power Point Presentation of Martin Marietta Inc. in Deluth, Georgia on Mar. 22, 2001.
PCT Search Report Mailed Oct. 15, 2002, in counterpart application PCT/US02/23585, filed Jul. 25, 2002.

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