JPS599775Y2 - 穴明け工具 - Google Patents

穴明け工具

Info

Publication number
JPS599775Y2
JPS599775Y2 JP15862679U JP15862679U JPS599775Y2 JP S599775 Y2 JPS599775 Y2 JP S599775Y2 JP 15862679 U JP15862679 U JP 15862679U JP 15862679 U JP15862679 U JP 15862679U JP S599775 Y2 JPS599775 Y2 JP S599775Y2
Authority
JP
Japan
Prior art keywords
cutting
center
drill
tool
rotation
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.)
Expired
Application number
JP15862679U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5676307U (enrdf_load_stackoverflow
Inventor
秀夫 根岸
薫 後藤
末治 高谷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Materials Corp
Original Assignee
Mitsubishi Materials Corp
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 by Mitsubishi Materials Corp filed Critical Mitsubishi Materials Corp
Priority to JP15862679U priority Critical patent/JPS599775Y2/ja
Priority to US06/192,627 priority patent/US4373839A/en
Priority to DE3037097A priority patent/DE3037097C2/de
Publication of JPS5676307U publication Critical patent/JPS5676307U/ja
Priority to US06/428,717 priority patent/US4565471A/en
Application granted granted Critical
Publication of JPS599775Y2 publication Critical patent/JPS599775Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Drilling Tools (AREA)
JP15862679U 1979-10-02 1979-11-15 穴明け工具 Expired JPS599775Y2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP15862679U JPS599775Y2 (ja) 1979-11-15 1979-11-15 穴明け工具
US06/192,627 US4373839A (en) 1979-10-02 1980-09-30 Drill bit
DE3037097A DE3037097C2 (de) 1979-10-02 1980-10-01 Vollbohrwerkzeug, insbesondere Spiralbohrer
US06/428,717 US4565471A (en) 1979-10-02 1982-09-30 Drill bit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15862679U JPS599775Y2 (ja) 1979-11-15 1979-11-15 穴明け工具

Publications (2)

Publication Number Publication Date
JPS5676307U JPS5676307U (enrdf_load_stackoverflow) 1981-06-22
JPS599775Y2 true JPS599775Y2 (ja) 1984-03-28

Family

ID=29669865

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15862679U Expired JPS599775Y2 (ja) 1979-10-02 1979-11-15 穴明け工具

Country Status (1)

Country Link
JP (1) JPS599775Y2 (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS611314U (ja) * 1984-06-08 1986-01-07 三菱マテリアル株式会社 二枚刃の穴明け工具
DE10030297A1 (de) * 2000-06-27 2002-01-10 Komet Stahlhalter Werkzeuge Bohrwerkzeug

Also Published As

Publication number Publication date
JPS5676307U (enrdf_load_stackoverflow) 1981-06-22

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