Machine tool for machining workpieces mad of wood, plastic, etc.

Details Machine tool for machining workpieces mad of wood, plastic, etc. Machine tool for machining workpieces mad of wood, plastic, etc.

1994-11-23

1995-12-26

Bray, W. Donald

Woodworking

Planer

Rotary cylindrical cutter

144114R, 144129, 144242A, 144242B, 144243, 144252R, 144373, B27C 100, B27C 114

Patent

active

054778999

ABSTRACT:
A machine tool for machining a workpiece fed in a transporting direction through the machine tool has a support surface for the workpiece and at least one upper rotary tool positioned above the support surface. At least one lower rotary tool is positioned below the support surface. A supporting device for supporting the workpiece during machining with the at least one lower rotary tool has a pressing device with at least one first pressing member upstream of the lower rotary tool and at least one second pressing member downstream of the lower rotary tool. The supporting device further includes at least one abutment member positioned above the pressing device. The workpiece is pressed upwardly by the at least one first and second pressing members against the at least one abutment member during machining.

REFERENCES:
patent: 985366 (1911-02-01), Orton
patent: 2312439 (1943-03-01), Peterson
patent: 2432190 (1947-12-01), Dick
patent: 2642902 (1953-06-01), Carey
patent: 2859780 (1958-11-01), Carlson
patent: 3038508 (1962-06-01), Wilson
patent: 4067370 (1978-01-01), Chang
patent: 4457350 (1984-07-01), Finnila
patent: 4476906 (1984-10-01), Crawford et al.
patent: 5368077 (1994-11-01), Croghan et al.
patent: 5415212 (1995-05-01), Lenton

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