45 degree miter undercutter bit

Details 45 degree miter undercutter bit 45 degree miter undercutter bit

1990-11-06

1992-05-26

Howell, Daniel W.

Cutters, for shaping

Rotary cutting tool

Having peripherally spaced teeth

144220, 144240, 409180, B23C 312

Patent

active

051161664

ABSTRACT:
A miter undercutter bit is provided which is functional to make a 45 degree angled miter. The assembly includes a rotatable shaft having a cutter mounted thereon. The cutter comprises a pair of 45 degree angle arms which upon rotation thereof make the miter. A bearing having a diameter substantially equal to that of the base of the cutter is utilized.

REFERENCES:
patent: 1459534 (1923-06-01), Hilker
patent: 3196749 (1965-07-01), Zanni
patent: 3289717 (1966-12-01), Dutot
patent: 3839942 (1974-10-01), Ferchland
patent: 4252481 (1981-02-01), Krieg
patent: 4844135 (1989-07-01), Witt
patent: 5004385 (1991-04-01), Kishi
patent: 5018914 (1991-05-01), Kishi

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