Woodworking – Process – Mechanical cutting or shaping
Patent
1990-01-25
1991-03-26
Bray, W. Donald
Woodworking
Process
Mechanical cutting or shaping
83452, 144134R, 144137, 144144R, 144145R, 144154, 144372, 1441445R, 269 56, 269290, 269305, B27M 108, B27M 300
Patent
active
050021079
ABSTRACT:
According to the preferred embodiment of the present invention, a method for forming radius corners from bulkstock is disclosed. The method comprises the step of disposing the bulkstock in a first fixture for securing said bulkstock. A first general radial exterior surface is then formed. The bulkstock is then disposed in a second fixture for securing the bulkstock. Finally, a second generally radial posterior surface is formed on the bulkstock. Additional fixtures which are disclosed herein may also be used.
REFERENCES:
patent: 2682285 (1954-06-01), Blum
patent: 3215175 (1965-11-01), Hibner
patent: 3367375 (1968-02-01), Watson, Jr.
patent: 3739826 (1973-06-01), Schell
patent: 4327786 (1982-05-01), Markkula
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