基本信息:
- 专利标题： BOHRWERKZEUG
- 专利标题（英）：Drilling tool
- 专利标题（中）：钻井工具
- 申请号：EP08871652.7 申请日：2008-12-12
- 公开(公告)号：EP2234746B1 公开(公告)日：2011-11-30
- 发明人： MERGENTHALER, Peter, Karl , ZEUG, Berthold, Heinrich
- 申请人： Kennametal Inc.
- 申请人地址： 1600 Technology Way Latrobe, PA 15650-0231 US
- 专利权人： Kennametal Inc.
- 当前专利权人： Kennametal Inc.
- 当前专利权人地址： 1600 Technology Way Latrobe, PA 15650-0231 US
- 代理机构： FDST Patentanwälte
- 优先权： DE202008001348U 20080131
- 国际公布： WO2009095060 20090806
- 主分类号： B23B51/00
- IPC分类号： B23B51/00
摘要：
The invention discloses a drilling tool (1) having at least one chip groove (2) for chip removal, having an insert seat (4) which is formed at the end of the chip groove (2) and serves as a holder for an indexable insert (3) with at least one main cutting edge (10) on the two narrow sides and with at least one secondary cutting edge (9) on the two longitudinal sides of one face side, wherein the indexable insert (3) has two face sides facing away from one another and bears with its inactive face side on a holding surface of the insert seat (4), and a partial region of the inactive secondary cutting edge (9) of its active face side lies in the insert seat (4) at a distance from the adjoining side wall (11) of the insert seat (4) created by a slot, and wherein a guide lip (12) which covers the slot protrudes out of the top side of the side wall (11) in the direction of the inactive secondary cutting edge (9).
公开/授权文献:
- EP2234746A1 BOHRWERKZEUG 公开/授权日：2010-10-06