Title:
DEVICE FOR PREVENTING PHENOMENON IN WHICH CHIPS ARE SCATTERED BEHIND BOARD WHEN HOLE IS DRILLED IN BOARD WITH DRILL AND HOLE SAW CUTTER USING ELECTRIC DRILL
Document Type and Number:
Japanese Patent JP2003001510
Kind Code:
A
Abstract:
To relate a device to prevent chips from scattering behind a board when a hole is drilled in the board with a drill and a hole saw cutter using an electric drill.
The chips which must be scattered to the back face of the board are kept in space of thickness in corrugated paper by close adhering corrugated cardboard 2 to the back face of a processing board.
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Inventors:
SUGIYAMA YOSHINORI
Application Number:
JP2001232874A
Publication Date:
January 08, 2003
Filing Date:
June 26, 2001
Export Citation:
Assignee:
SUGIYAMA YOSHINORI
International Classes:
B23B47/34; (IPC1-7): B23B47/34
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