JPH0412587U - - Google Patents

Info

Publication number
JPH0412587U
JPH0412587U JP5110390U JP5110390U JPH0412587U JP H0412587 U JPH0412587 U JP H0412587U JP 5110390 U JP5110390 U JP 5110390U JP 5110390 U JP5110390 U JP 5110390U JP H0412587 U JPH0412587 U JP H0412587U
Authority
JP
Japan
Prior art keywords
tip
button bit
flat
implanted
drilling
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
JP5110390U
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 JP5110390U priority Critical patent/JPH0412587U/ja
Publication of JPH0412587U publication Critical patent/JPH0412587U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)

Description

【図面の簡単な説明】
第1図は、本考案ボタンビツトの一実施例を示
す斜視図、第2図および第3図は、掘削チツプの
変形例をそれぞれ示す説明図である。 1……ボタンビツト、2……ビツト本体、3…
…掘削チツプ、3a……先端チツプ、3b……傾
斜チツプ、3c……中間チツプ、4……環状頭部
、5……先端平面、6……傾斜面、7……凹部。

Claims (1)

  1. 【実用新案登録請求の範囲】 ビツト本体2の一端には、掘削頭部4が構成さ
    れ、この掘削頭部4には、尖端部分8を備えた掘
    削チツプ3が植込まれるようにしたボタンビツト
    において、 前記掘削頭部4は、先端平面5およびこれに続
    く外周側の傾斜面6を備えているとともに、これ
    らの先端平面5および傾斜面6の接続部分には、
    凹部7が設けられており、 前記掘削チツプ3は、前記先端平面5およびこ
    れに続く外周側の傾斜面6に対し、それぞれ垂直
    に植込まれた先端チツプ3aおよび傾斜チツプ3
    bが備えられているとともに、接続部分の凹部7
    内に中間チツプ3cが備えられ、この中間チツプ
    3cが前記先端平面5に対し垂直に植込まれるよ
    うにしたことを特徴とするボタンビツト。
JP5110390U 1990-05-16 1990-05-16 Pending JPH0412587U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5110390U JPH0412587U (ja) 1990-05-16 1990-05-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5110390U JPH0412587U (ja) 1990-05-16 1990-05-16

Publications (1)

Publication Number Publication Date
JPH0412587U true JPH0412587U (ja) 1992-01-31

Family

ID=31570238

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5110390U Pending JPH0412587U (ja) 1990-05-16 1990-05-16

Country Status (1)

Country Link
JP (1) JPH0412587U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005315023A (ja) * 2004-04-30 2005-11-10 Kubota Corp 削孔用ビット

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS477361U (ja) * 1971-02-20 1972-09-27

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS477361U (ja) * 1971-02-20 1972-09-27

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005315023A (ja) * 2004-04-30 2005-11-10 Kubota Corp 削孔用ビット
JP4502702B2 (ja) * 2004-04-30 2010-07-14 株式会社クボタ 削孔用ビット

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