Threaded – headed fastener – or washer making: process and apparat – Implement – e.g. – die – etc. – Screw threading die
Reexamination Certificate
2011-01-04
2011-01-04
Bonk, Teresa M (Department: 3725)
Threaded, headed fastener, or washer making: process and apparat
Implement, e.g., die, etc.
Screw threading die
C470S066000, C470S080000, C408S219000, C408S221000
Reexamination Certificate
active
07862441
ABSTRACT:
The die has a bore that is generally sized to fit onto a like-sized stud. Threads are formed on the interior of the bore for cutting the threads on the stud. The die includes an integrated alignment mechanism to ensure that the die is aligned with respect to the stud as the die is rotated onto the stud.
REFERENCES:
patent: 4472095 (1984-09-01), Molina
patent: 4927302 (1990-05-01), Beaty
patent: 6951562 (2005-10-01), Zwirnmann
patent: 4108691 (1992-09-01), None
Bonk Teresa M
Irwin Industrial Tool Company
Moore & Van Allen PLLC
Williamson Dennis J.
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