Abrasive saw blade for trapezoidal grooving

Details Abrasive saw blade for trapezoidal grooving Abrasive saw blade for trapezoidal grooving

1979-12-06

1981-05-19

Whitehead, Harold D.

Stone working

Sawing

Rotary

51206R, B28D 104

Patent

active

042678145

ABSTRACT:
A saw blade for producing a trapezoidal shaped groove in a surface including a circular support disc and a plurality of spaced-apart abrasive elements supported about the periphery of the support disc wherein the abrasive elements include a first set of a generally rectangular cross sectional configuration and a second set of a generally trapezoidal cross sectional configuration wherein the use of the two sets of abrasive elements extends the wear life of the saw blade.

REFERENCES:
patent: 2032395 (1936-03-01), Bley
patent: 2181850 (1958-01-01), Schwarzkopf
patent: 2720229 (1955-10-01), Drake
patent: 3128755 (1964-04-01), Benson
patent: 3203774 (1965-08-01), Pratt
patent: 3216854 (1965-11-01), Halverstadt
patent: 3221728 (1965-12-01), Lindblad
patent: 3221728 (1965-12-01), Lindblad
patent: 3576061 (1971-04-01), Pahlitzsch
patent: 4072437 (1978-02-01), Smith

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