JPS6224205B2 - - Google Patents

Info

Publication number
JPS6224205B2
JPS6224205B2 JP58007846A JP784683A JPS6224205B2 JP S6224205 B2 JPS6224205 B2 JP S6224205B2 JP 58007846 A JP58007846 A JP 58007846A JP 784683 A JP784683 A JP 784683A JP S6224205 B2 JPS6224205 B2 JP S6224205B2
Authority
JP
Japan
Prior art keywords
blade
downward
drilling
piece
cutter
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
JP58007846A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59134610A (ja
Inventor
Masaaki Myanaga
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.)
Myanaga KK
Original Assignee
Myanaga KK
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 Myanaga KK filed Critical Myanaga KK
Priority to JP58007846A priority Critical patent/JPS59134610A/ja
Publication of JPS59134610A publication Critical patent/JPS59134610A/ja
Publication of JPS6224205B2 publication Critical patent/JPS6224205B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/04—Drills for trepanning
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2240/00—Details of connections of tools or workpieces
    • B23B2240/08—Brazed connections
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/50—Drilling tools comprising cutting inserts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
JP58007846A 1983-01-19 1983-01-19 金属板の重ね穿孔用コアドリル Granted JPS59134610A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58007846A JPS59134610A (ja) 1983-01-19 1983-01-19 金属板の重ね穿孔用コアドリル

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58007846A JPS59134610A (ja) 1983-01-19 1983-01-19 金属板の重ね穿孔用コアドリル

Publications (2)

Publication Number Publication Date
JPS59134610A JPS59134610A (ja) 1984-08-02
JPS6224205B2 true JPS6224205B2 (de) 1987-05-27

Family

ID=11676979

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58007846A Granted JPS59134610A (ja) 1983-01-19 1983-01-19 金属板の重ね穿孔用コアドリル

Country Status (1)

Country Link
JP (1) JPS59134610A (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61109607A (ja) * 1984-11-01 1986-05-28 Nitto Giken Kk 環状カツタ−
JPH0263913U (de) * 1988-10-31 1990-05-14
JPH02311213A (ja) * 1989-05-23 1990-12-26 Nkk Corp 活管分岐用カッター
JPH0319709A (ja) * 1989-06-15 1991-01-28 Nkk Corp 活管分岐用カッター
JP3843237B2 (ja) * 2002-02-06 2006-11-08 本田技研工業株式会社 ホールソー
TWI263552B (en) * 2003-06-05 2006-10-11 Miyanaga Kk Core cutter
KR200455894Y1 (ko) * 2009-01-08 2011-09-30 오명환 코아드릴
DE102011084455A1 (de) * 2011-10-13 2013-04-18 Robert Bosch Gmbh Hammerbohrkrone

Also Published As

Publication number Publication date
JPS59134610A (ja) 1984-08-02

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