Woodworking – Special-work machine – Hinge-seat cutting
Patent
1979-01-22
1980-11-25
Bray, W. Donald
Woodworking
Special-work machine
Hinge-seat cutting
144 75, 144326R, 145 24, B27M 300
Patent
active
042352681
ABSTRACT:
A simple, inexpensive and easy to use tool for forming a rectangular mortice in either a door or a doorjamb. The tool comprises a U-shaped frame member adapted to be clamped to the edge of the door or doorjamb. Two sets of slots are formed in the frame, each set adapted to receive a pair of cutters. One set is aligned for forming a rectangular mortice on the edge of a door, while the other set is utilized to form the mortice on a doorjamb. A third cutter tool may be provided. The slots and cutters are designed to eliminate guesswork in forming the rectangular mortice.
REFERENCES:
patent: 724966 (1903-04-01), Strubel
patent: 1417431 (1922-05-01), Vogt
patent: 1430874 (1922-10-01), Anderson
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