Cutting – Tool or tool with support – Toothed blade or tooth therefor
Patent
1988-12-13
1990-04-03
Schran, Donald R.
Cutting
Tool or tool with support
Toothed blade or tooth therefor
83835, 83850, 83851, B27B 3308
Patent
active
049130226
ABSTRACT:
A circular saw blade having shearing teeth and cleaving teeth in combination wherein the shearing teeth alternatively cut the fiber on opposite sides of the kerf, and the cleaving teeth separate out the sheared fiber. The saw cuts in either rotational direction.
REFERENCES:
patent: 105469 (1870-07-01), Marble
patent: 211346 (1879-01-01), Robbins et al.
patent: 1381930 (1921-06-01), Morgan
patent: 1494576 (1924-05-01), Biedermann et al.
Chovanes Eugene
Schran Donald R.
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