Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
BLADE EDGE REPLACING TYPE CUTTING TIP
Document Type and Number:
WIPO Patent Application WO/2007/077822
Kind Code:
A1
Abstract:
Blade edge replacing type cutting tip (1) characterized by having base material (8) and a coating layer wherein the coating layer includes inner and outer layers, and wherein each of the inner layers consists of a specified layer containing at least one element selected from the group consisting of periodic table Group IVa elements, Group Va elements, Group VIa elements, Al and Si, and wherein the outer layer consists of an alumina layer or alumina-containing layer and at sites associated with cutting, when the average thickness thereof on the side of flank (3) is referred to as A μm and the average thickness on the side of rake face (2) as B μm, A/B≤0.95.

Inventors:
OMORI, Naoya (1-1 Koyakita 1-chome, Itami-sh, Hyogo 16, 6640016, JP)
大森 直也 (〒16 兵庫県伊丹市昆陽北一丁目1番1号 住友電工ハードメタル株式会社内 Hyogo, 6640016, JP)
OKADA, Yoshio (1-1 Koyakita 1-chome, Itami-sh, Hyogo 16, 6640016, JP)
岡田 吉生 (〒16 兵庫県伊丹市昆陽北一丁目1番1号 住友電工ハードメタル株式会社内 Hyogo, 6640016, JP)
ITOH, Minoru (1-1 Koyakita 1-chome, Itami-sh, Hyogo 16, 6640016, JP)
Application Number:
JP2006/325899
Publication Date:
July 12, 2007
Filing Date:
December 26, 2006
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
SUMITOMO ELECTRIC HARDMETAL CORP. (1-1 Koyakita 1-chome, Itami-shi Hyogo, 16, 6640016, JP)
住友電工ハードメタル株式会社 (〒16 兵庫県伊丹市昆陽北一丁目1番1号 Hyogo, 6640016, JP)
OMORI, Naoya (1-1 Koyakita 1-chome, Itami-sh, Hyogo 16, 6640016, JP)
大森 直也 (〒16 兵庫県伊丹市昆陽北一丁目1番1号 住友電工ハードメタル株式会社内 Hyogo, 6640016, JP)
OKADA, Yoshio (1-1 Koyakita 1-chome, Itami-sh, Hyogo 16, 6640016, JP)
岡田 吉生 (〒16 兵庫県伊丹市昆陽北一丁目1番1号 住友電工ハードメタル株式会社内 Hyogo, 6640016, JP)
International Classes:
B23B27/14; B23B51/00; B23C5/20
Attorney, Agent or Firm:
FUKAMI, Hisao et al. (Fukami Patent Office, Nakanoshima Central Tower 22nd Floor, 2-7, Nakanoshima 2-chome, Kita-ku, Osaka-sh, Osaka 05, 5300005, JP)
Download PDF: