Invention Grant
- Patent Title: End mill
- Patent Title (中): 立铣刀
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Application No.: US13699831Application Date: 2011-05-27
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Publication No.: US09050666B2Publication Date: 2015-06-09
- Inventor: Masahiko Kuroda
- Applicant: Masahiko Kuroda
- Applicant Address: JP Kyoto
- Assignee: KYOCERA CORPORATION
- Current Assignee: KYOCERA CORPORATION
- Current Assignee Address: JP Kyoto
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: JP2010-121713 20100527
- International Application: PCT/JP2011/062240 WO 20110527
- International Announcement: WO2011/149062 WO 20111201
- Main IPC: B23C5/10
- IPC: B23C5/10 ; B23C5/00

Abstract:
The invention provides an end mill having an improved chip discharging performance and capable of carrying out excellent cutting machining. The end mill includes an end cutting edge (2) provided on a front end of a tool body (1) which rotates around a central axis, a peripheral cutting edge (4) provided on an outer periphery of the tool body (1), a rake surface of the end cutting edge (2) and the peripheral cutting edge (4), and at least one recess (6), which locally breaks the continuity of the end cutting edge (2) is provided, wherein a wall section (8) which extends toward the rear of the outer peripheral side is provided at least in that area of the rake surface (3) which is closer to the outer peripheral side than the recess (6).
Public/Granted literature
- US20130071192A1 END MILL Public/Granted day:2013-03-21
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