JPH0159607U - - Google Patents

Info

Publication number
JPH0159607U
JPH0159607U JP15653887U JP15653887U JPH0159607U JP H0159607 U JPH0159607 U JP H0159607U JP 15653887 U JP15653887 U JP 15653887U JP 15653887 U JP15653887 U JP 15653887U JP H0159607 U JPH0159607 U JP H0159607U
Authority
JP
Japan
Prior art keywords
tip
rod
cutting
drill
cutting tip
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.)
Granted
Application number
JP15653887U
Other languages
English (en)
Other versions
JPH0528012Y2 (ja
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 JP1987156538U priority Critical patent/JPH0528012Y2/ja
Publication of JPH0159607U publication Critical patent/JPH0159607U/ja
Application granted granted Critical
Publication of JPH0528012Y2 publication Critical patent/JPH0528012Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Working Measures On Existing Buildindgs (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)

Description

【図面の簡単な説明】
第1図は本考案ドリルの一部縦断正面図、第2
図は平面図、第3図は交換可能にした切削チツプ
付きの莱軸を示す図、第4図はアンカー孔を拡開
切削している態様を示す図である。 1……ドリル、2……杆体、3……杆体の中空
部、5……長孔、8……連結切溝、10……莱軸
、10′……莱軸の中空部、11……基幹部、1
2……切割り部、13……切り削ぎ部、15……
先端部、16……切削チツプ、17……連結突片
、20……案内杆、21……切削部拡開用のヘツ
ド、22……傾斜面、23……ガイド条、24…
…補助切削チツプ、25……連結ピン孔、26…
…連結片、27……バネ受け片、28……連結ピ
ン、29……コイルバネ。

Claims (1)

  1. 【実用新案登録請求の範囲】 ドリル杆体が中間位置から先端までを中空にし
    て、その先端に切削チツプを付して半径方向に拡
    開可能なよう先端部を二つ割りし、かつ先端部適
    宜区間を切り削いであり、この杆体中空部には、
    先端部に前記杆体の切削チツプ取り付け部を拡開
    するための案内部を有する次第太りのヘツドを備
    えた案内杆を嵌挿し、ドリル杆体中間部に被嵌定
    着したバネ受け片と、その前側位置で杆体に被嵌
    して、杆体穿設の長孔を貫通し案内杆後端部と連
    結ピンで連結する切削チツプ拡開ヘツドを備えて
    なるドリルにおいて; ドリル杆体は中空部の拡開用切り削ぎ部後端と
    長孔前端との中間位置で、軸線方向外脱不能な嵌
    め合わせ連結部を介して、切削チツプ付き莢軸を
    交換可能に取り付けたコンクリート穿孔用ドリル
JP1987156538U 1987-10-12 1987-10-12 Expired - Lifetime JPH0528012Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987156538U JPH0528012Y2 (ja) 1987-10-12 1987-10-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987156538U JPH0528012Y2 (ja) 1987-10-12 1987-10-12

Publications (2)

Publication Number Publication Date
JPH0159607U true JPH0159607U (ja) 1989-04-14
JPH0528012Y2 JPH0528012Y2 (ja) 1993-07-19

Family

ID=31435167

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987156538U Expired - Lifetime JPH0528012Y2 (ja) 1987-10-12 1987-10-12

Country Status (1)

Country Link
JP (1) JPH0528012Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH045911U (ja) * 1990-03-01 1992-01-20

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59140391U (ja) * 1982-10-28 1984-09-19 産機興業株式会社 穿孔用工具
JPS60146603U (ja) * 1984-03-08 1985-09-28 株式会社 ミヤナガ 拡径孔部削成装置
JPS6150411U (ja) * 1984-09-07 1986-04-04

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54122079A (en) * 1978-03-15 1979-09-21 Torio Kk Trigger pulse forming circuit

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59140391U (ja) * 1982-10-28 1984-09-19 産機興業株式会社 穿孔用工具
JPS60146603U (ja) * 1984-03-08 1985-09-28 株式会社 ミヤナガ 拡径孔部削成装置
JPS6150411U (ja) * 1984-09-07 1986-04-04

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH045911U (ja) * 1990-03-01 1992-01-20

Also Published As

Publication number Publication date
JPH0528012Y2 (ja) 1993-07-19

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