Shaped blades

Details Shaped blades Shaped blades

1993-10-08

1995-08-08

Rachuba, Maurina T.

Stone working

Sawing

Reciprocating

125 22, 451547, B28D 100

Patent

active

054389739

ABSTRACT:
A cutting blade the core of which is generally tear-drop shaped in cross-section. The sides of the tear-drop shaped core form an included angle of not less than about 5 degrees (and typically not less than about 9 degrees), and abrasive is provided essentially on only the wide bottom surface of the core.

REFERENCES:
patent: 2924050 (1960-02-01), Barron
patent: 3162187 (1964-12-01), Christensen
patent: 3626921 (1971-12-01), Lane
patent: 4187828 (1980-02-01), Schmid
patent: 4384564 (1983-03-01), Smith et al.

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