Cutlery – Cutting tools – Saw
Patent
1987-05-28
1988-10-18
Watts, Douglas D.
Cutlery
Cutting tools
Saw
83487, B23D 4702
Patent
active
047777265
ABSTRACT:
A guide for use with a portable circular hand held power saw in making square cuts across a board or plank. A spring biased hinged flap slidably secured beneath the base plate of the saw bears against the edge of the plank throughout the course of the cut, maintaining the perpendicular orientation of the saw relative to the work piece.
REFERENCES:
patent: 1771137 (1930-07-01), Neal
patent: 3903774 (1975-09-01), Stinson
patent: 4059038 (1977-11-01), Rietema
patent: 4335512 (1982-06-01), Sheps et al.
patent: 4453312 (1984-06-01), Nishioka
patent: 4522098 (1985-06-01), Bliss
Lindsley Warren F. B.
Watts Douglas D.
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