JPH03107114U - - Google Patents

Info

Publication number
JPH03107114U
JPH03107114U JP1279490U JP1279490U JPH03107114U JP H03107114 U JPH03107114 U JP H03107114U JP 1279490 U JP1279490 U JP 1279490U JP 1279490 U JP1279490 U JP 1279490U JP H03107114 U JPH03107114 U JP H03107114U
Authority
JP
Japan
Prior art keywords
gap
shank
discharge groove
grinding
registration request
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP1279490U
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1279490U priority Critical patent/JPH03107114U/ja
Publication of JPH03107114U publication Critical patent/JPH03107114U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drilling Tools (AREA)

Description

【図面の簡単な説明】
第1図は本考案の実施例の正面図、第2図は第
1図−線による断面図、第3図は第1図の矢
印A方向から視た側面図、第4図イは従来品の正
面図、ロはイ図の矢印A方向から視た側面図であ
る。 1……シヤンク、2……切刃部、4……研削屑
排出溝、5……空隙部。

Claims (1)

    【実用新案登録請求の範囲】
  1. ダイヤモンド砥粒を結合してなる一対の切刃部
    をシヤンクの一端に対向して取付け、切刃部のチ
    ゼルポイントを挟んで空隙部を設け、前記空隙部
    をシヤンクに形成した研削屑排出溝に連設すると
    共に、シヤンクの前記研削屑排出溝に向けて空隙
    部の幅を徐々に拡大したことを特徴とするダイヤ
    モンドドリル。
JP1279490U 1990-02-14 1990-02-14 Pending JPH03107114U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1279490U JPH03107114U (ja) 1990-02-14 1990-02-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1279490U JPH03107114U (ja) 1990-02-14 1990-02-14

Publications (1)

Publication Number Publication Date
JPH03107114U true JPH03107114U (ja) 1991-11-05

Family

ID=31516248

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1279490U Pending JPH03107114U (ja) 1990-02-14 1990-02-14

Country Status (1)

Country Link
JP (1) JPH03107114U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009126004A3 (en) * 2008-04-11 2010-01-14 Ehwa Diamond Industrial Co., Ltd. Drill bit
JP4962893B1 (ja) * 2011-10-05 2012-06-27 仁 大関 表示機能付き容器

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009126004A3 (en) * 2008-04-11 2010-01-14 Ehwa Diamond Industrial Co., Ltd. Drill bit
US8801342B2 (en) 2008-04-11 2014-08-12 Ehwa Diamond Industrial Co., Ltd. Drill bit
JP4962893B1 (ja) * 2011-10-05 2012-06-27 仁 大関 表示機能付き容器

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