Multidirectional auger bit
AssigneeMetal Tool Inc.
InventorTakemi Ishizuka
Life of this patent
Estimating the term…
Abstract
The invention is a multidirectional auger bit mounted on an auger head, and includes a base portion having a distal end that protrudes in an axial direction of the auger head, and leg portions that is continuous with the base portion. The base portion includes a flat portion that is continuous with the leg portion, first inclined portions that are inclined from the flat portion toward a distal end side in the axial direction of the auger head, left and right side surface portions that are continuous from the first inclined portion, and a second inclined portion that is inclined from the first inclined portion toward a leg portion side in the axial direction of the auger head.
Claims2
A. multidirectional auger bit mounted on an auger head, the multidirectional auger bit comprising:
- a base portion having a distal end that protrudes in an axial direction of the auger head;
- and
- a leg portion that is continuous with the base portion, wherein
- the base portion includes a flat portion that is continuous with the leg portion, a first inclined portion that is inclined from the flat portion toward a distal end side in the axial direction of the auger head, left and right side surface portions that are continuous from, the first inclined portion, and a second inclined portion that is inclined from the first inclined portion toward a leg portion side in the axial direction of the auger head, and
- a first cemented carbide tip is disposed at the first inclined portion, the side surface portions, and the second inclined portion, and a second cemented carbide tip is disposed to protrude in a direction perpendicular to the left and right side surface portions from one of the left and right side surface portions to the first inclined portion.
Dependencies are inferred from the claim text.