KR880010850A - Drilling tool - Google Patents

Drilling tool

Info

Publication number
KR880010850A
KR880010850A KR1019870003338A KR870003338A KR880010850A KR 880010850 A KR880010850 A KR 880010850A KR 1019870003338 A KR1019870003338 A KR 1019870003338A KR 870003338 A KR870003338 A KR 870003338A KR 880010850 A KR880010850 A KR 880010850A
Authority
KR
South Korea
Prior art keywords
drilling tool
drilling
tool
Prior art date
Application number
KR1019870003338A
Other languages
Korean (ko)
Other versions
KR920008490B1 (en
Inventor
신이찌 나까무라
스에지 다까야
노부유끼 사까기
히데아끼 가와지
Original Assignee
미쓰비시 마테이알 가부시기가이샤
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 미쓰비시 마테이알 가부시기가이샤 filed Critical 미쓰비시 마테이알 가부시기가이샤
Publication of KR880010850A publication Critical patent/KR880010850A/en
Application granted granted Critical
Publication of KR920008490B1 publication Critical patent/KR920008490B1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/02—Twist drills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2228/00—Properties of materials of tools or workpieces, materials of tools or workpieces applied in a specific manner
    • B23B2228/10—Coatings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/04—Angles, e.g. cutting angles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/40—Flutes, i.e. chip conveying grooves
KR1019870003338A 1987-03-13 1987-04-08 Boring tool KR920008490B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP62058533A JP2526888B2 (en) 1987-03-13 1987-03-13 Drilling tool
JP62-58533 1987-03-13

Publications (2)

Publication Number Publication Date
KR880010850A true KR880010850A (en) 1988-10-24
KR920008490B1 KR920008490B1 (en) 1992-09-30

Family

ID=13087072

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870003338A KR920008490B1 (en) 1987-03-13 1987-04-08 Boring tool

Country Status (2)

Country Link
JP (1) JP2526888B2 (en)
KR (1) KR920008490B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5092718A (en) * 1990-12-10 1992-03-03 Metal Cutting Tools Corp. Drill with replaceable cutting inserts
US6238151B1 (en) 1998-09-28 2001-05-29 Mitsubishi Materials Corporation Drilling tool and throw-away tip for use in drilling work
JP2009226560A (en) * 2008-03-25 2009-10-08 Yunitakku Kk Gun drill

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61270010A (en) * 1985-05-24 1986-11-29 Toshiba Tungaloy Co Ltd Drilling tool

Also Published As

Publication number Publication date
KR920008490B1 (en) 1992-09-30
JP2526888B2 (en) 1996-08-21
JPS63229212A (en) 1988-09-26

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20060830

Year of fee payment: 15

EXPY Expiration of term