Woodworking – Shaping machine – Grooving machine
Patent
1975-07-31
1977-02-01
Schran, Donald R.
Woodworking
Shaping machine
Grooving machine
83 5, 144133R, B27F 102, B26D 306
Patent
active
040057380
ABSTRACT:
Method and apparatus are disclosed for dadoing cabinet panels. The dados are cut by a plurality of routers selectively extended into the panel. The selection of the number of routers, translatory movement of each of the routers, and positioning of the panel is controlled by air operated mechanisms. A pneumatic control system processes the operation of the routers in response to the inputs from a plurality of manually settable controls and the signals developed by feed back mechanisms.
REFERENCES:
patent: 3672415 (1972-06-01), Holan
patent: 3770031 (1973-11-01), Olson
Hunts Ronald M.
Strange Delbert D.
Manufacturing Approaches & Total Concepts Inc.
Schran Donald R.
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