Key destroyer

Abrading – Machine – Rotary tool

Reexamination Certificate

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Details

C451S359000

Reexamination Certificate

active

07601052

ABSTRACT:
A key destroyer preferably deploys an angle grinder fitted with a grinding chamber, cover, and insertion tube through which a key can be inserted to be destroyed. The key is gripped in a holder that can slide key foremost through the support tube so that the coded portion of the key can pass through a safety wall at the inner end of the support tube and engage a rotating abrasive disk that grinds away the coded portion of the key. The head of the destroyed key can then be retained as evidence that a particular copy of a key no longer exists.

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patent: 7284715 (2007-10-01), Dziesinski et al.
patent: 2007/0241216 (2007-10-01), Wada et al.
patent: 2007/0243029 (2007-10-01), Oliver

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