Woodworking – Combined machine
Patent
1992-12-21
1994-06-28
Bray, W. Donald
Woodworking
Combined machine
83451, 144286A, 269 21, 269289R, B23B 704, B23B 1100
Patent
active
053238214
ABSTRACT:
A suction table has a compartment for sucking a sacrifice board in periphery and a compartment for sucking a process board in inner portion. Therefore, when the process board is positioned on the sacrifice board, the air is not leaked from suction holes of the sacrifice board for sucking the process board and suction loss is improved.
REFERENCES:
patent: 4313478 (1982-02-01), Suzuki
patent: 4695044 (1987-09-01), Nishihama
patent: 4949942 (1990-08-01), Shoda
patent: 5094282 (1992-03-01), Suzuki et al.
patent: 5203547 (1993-04-01), Makumo
Bray W. Donald
Heian Corporation
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