Key cutting apparatus

Details Key cutting apparatus Key cutting apparatus

1988-06-13

1991-02-19

Phan, Hien H.

Cutting

Processes

Plural cutting steps

83459, 83560, 83917, B26F 112

Patent

active

049932918

ABSTRACT:
An apparatus for cutting a key blank, including a clamp for securing part of the key blank between the cutting edge of a punch and an aperture in a mating die. The die includes a surface for reinforcing part of the key blank when the key blank is in contact with the cutting edge of the punch. The apparatus further includes a resilient element for biasing the key blank away from the reinforcing surface and toward the punch when the key blank is secured between the cutting edge of the punch and the aperture.

REFERENCES:
patent: 2051139 (1936-08-01), Griffith
patent: 3971278 (1976-07-01), Wich
patent: 3981214 (1976-09-01), Wich
patent: 4019415 (1977-04-01), Wich

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