Circular saw blade
AssigneeTakekawa Iron Works
InventorsYoshimitu Suzuki, Masahiro Inagaki
Life of this patent
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Abstract
A circular saw blade which comprises a circular main body, and a plurality of circumferentially spaced cutter tips secured to said main body, each of the cutter tips having a front surface whose width is gradually symmetrically increased from the bottom portion toward the top portion thereof and whose top edge providing a cutting edge of the cutter tip arcs with the center of curvature being located on the center line of the symmetry.
Claims2
A circular saw blade comprising a circular mean body, and a plurality of circumferentially spaced cutter tips secured to said main body, each of said cutter tips having a front surface whose width is gradually symmetrically increased from the bottom portion toward the top portion thereof and whose cutting edge arcs with the center of curvature being located on the center line of the symmetry, the center of curvature being located at a cross point of a center line on which the width of the front surface is maximum.
Dependencies are inferred from the claim text.