JPH0442313U - - Google Patents

Info

Publication number
JPH0442313U
JPH0442313U JP8343590U JP8343590U JPH0442313U JP H0442313 U JPH0442313 U JP H0442313U JP 8343590 U JP8343590 U JP 8343590U JP 8343590 U JP8343590 U JP 8343590U JP H0442313 U JPH0442313 U JP H0442313U
Authority
JP
Japan
Prior art keywords
handle
oil hole
hole
face
joint end
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
JP8343590U
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 JP8343590U priority Critical patent/JPH0442313U/ja
Publication of JPH0442313U publication Critical patent/JPH0442313U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drilling Tools (AREA)

Description

【図面の簡単な説明】
第1図はこの考案の実施例の一部切断側面図、
第2図は刃部と柄部の接合準備位置の部分断面図
、第3図は同じく接合直後の部分断面図、第4図
は外周研削後の部分断面図、第5図は他の実施例
の外周研削後の部分断面図、第6図は従来品の溶
接直後の部分断面図、第7図は同外周研削後の部
分断面図、第8図は第6図の部分拡大断面図、第
9図は従来品の側面図である。 1……本体、2……刃部、3……柄部、4……
油穴、5……油穴、6……横穴、8……接合端面
、9……バリ、10……中ぐり穴、11……中ぐ
り穴、13……バリ、C……刃先。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 刃部及び柄部を圧接などにより接合し、柄
    部から刃部を経て切刃近傍に開口する油穴を穿設
    した油穴付ドリルにおいて、刃部の接合端面と該
    接合端面に対向する柄部の接合端面に各々中ぐり
    穴が設けられていることを特徴とする油穴付ドリ
    ル。 (2) 前記中ぐり穴は、直径Dに対し0.3D乃
    至0.7Dである請求項1記載の油穴付ドリル。
JP8343590U 1990-08-07 1990-08-07 Pending JPH0442313U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8343590U JPH0442313U (ja) 1990-08-07 1990-08-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8343590U JPH0442313U (ja) 1990-08-07 1990-08-07

Publications (1)

Publication Number Publication Date
JPH0442313U true JPH0442313U (ja) 1992-04-10

Family

ID=31631105

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8343590U Pending JPH0442313U (ja) 1990-08-07 1990-08-07

Country Status (1)

Country Link
JP (1) JPH0442313U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016087771A (ja) * 2014-11-11 2016-05-23 オーエスジー株式会社 切削工具

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3130315B2 (ja) * 1990-11-23 2001-01-31 トムソン―セエスエフ 照明装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3130315B2 (ja) * 1990-11-23 2001-01-31 トムソン―セエスエフ 照明装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016087771A (ja) * 2014-11-11 2016-05-23 オーエスジー株式会社 切削工具

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