CH614649A5 - - Google Patents

Info

Publication number
CH614649A5
CH614649A5 CH47577A CH47577A CH614649A5 CH 614649 A5 CH614649 A5 CH 614649A5 CH 47577 A CH47577 A CH 47577A CH 47577 A CH47577 A CH 47577A CH 614649 A5 CH614649 A5 CH 614649A5
Authority
CH
Switzerland
Application number
CH47577A
Inventor
Fujio Hashimoto
Original Assignee
Fujio Hashimoto
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 Fujio Hashimoto filed Critical Fujio Hashimoto
Publication of CH614649A5 publication Critical patent/CH614649A5/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
    • E21D21/008—Anchoring or tensioning means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/0018—Drills for enlarging a hole
    • B23B51/0045—Drills for enlarging a hole by expanding or tilting the toolhead
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
    • E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
    • E21D21/0053—Anchoring-bolts in the form of lost drilling rods

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Earth Drilling (AREA)
CH47577A 1976-01-14 1977-01-14 CH614649A5 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP361076A JPS5286592A (en) 1976-01-14 1976-01-14 Tools for use in drilling

Publications (1)

Publication Number Publication Date
CH614649A5 true CH614649A5 (it) 1979-12-14

Family

ID=11562248

Family Applications (1)

Application Number Title Priority Date Filing Date
CH47577A CH614649A5 (it) 1976-01-14 1977-01-14

Country Status (8)

Country Link
US (1) US4091882A (it)
JP (1) JPS5286592A (it)
BE (1) BE850357A (it)
CH (1) CH614649A5 (it)
DE (1) DE2700700C3 (it)
FR (1) FR2338119A1 (it)
GB (1) GB1561640A (it)
NL (1) NL7614617A (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3507817A1 (de) * 1984-03-08 1985-09-26 Kabushiki Kaisha Miyanaga, Miki Bohrer zur erzeugung einer hinterschneidung in einer bohrung

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2928555A1 (de) * 1979-07-14 1981-01-29 Stumpp & Kurz Bohrwerkzeug
DE2945663A1 (de) * 1979-11-12 1981-05-21 Hilti AG, 9494 Schaan Selbstbohrduebel mit bohrkrone
DE3268783D1 (en) * 1981-06-19 1986-03-13 Upat Max Langensiepen Kg Anchor bolt
DE3126472A1 (de) * 1981-07-04 1983-01-20 Hawera Probst Gmbh + Co, 7980 Ravensburg Bohrwerkzeug zur radialen erweiterung einer zylindrischen grundbohrung
DE3206678C2 (de) * 1982-02-25 1985-07-25 Upat Gmbh & Co, 7830 Emmendingen Bohrwerkzeug zum Erzeugen eines Hinterschnittes in einer in Stein, Mauerwerk o.dgl. vorgebohrten zylindrischen Sacklochbohrung
DE3229633C2 (de) * 1982-08-09 1984-08-02 Upat Gmbh & Co, 7830 Emmendingen Ankerbolzen
DE3240859C2 (de) * 1982-11-05 1985-11-14 Gebrüder Heller Dinklage GmbH Werkzeugfabrik, 2843 Dinklage Bohrwerkzeug zum Herstellen einer Erweiterung im Inneren einer Bohrung und Schwenkwerkzeug zum Einsetzen in das Bohrwerkzeug
US4889451A (en) * 1984-04-06 1989-12-26 Simanjuntak Johan H Driven pile with transverse broadening in situ
EP0157033B1 (en) * 1984-04-06 1988-09-28 Johan Hasiholan Simanjuntak Driven pile with transverse broadening in situ
DE3514955A1 (de) * 1985-04-25 1986-10-30 Hilti Ag, Schaan Duebel
CN1014035B (zh) * 1985-08-14 1991-09-25 柯特·诺德·斯特龙 拉延有膨径销的空心铆钉的铆、钻、拧螺钉工具
JP2598515B2 (ja) * 1989-04-24 1997-04-09 株式会社ミヤナガ 拡径部付孔穿孔装置
US5301481A (en) * 1991-12-10 1994-04-12 Sergei Novak Garden stake
WO1994024404A1 (en) * 1993-04-16 1994-10-27 Cutincoal Pty. Limited Integrated drilling and rock bolting apparatus
DE19730665A1 (de) * 1997-07-17 1999-01-21 Fischer Artur Werke Gmbh Bohrer
KR20050037425A (ko) * 2001-10-27 2005-04-21 테크니칼 서비시스 팀 리미티드 드릴조립체
GB0125882D0 (en) * 2001-10-27 2001-12-19 Technical Services Team Ltd Precision underreaming drill
US7581707B2 (en) * 2003-08-18 2009-09-01 James Saraf Automatic universal multi-purpose ground stand
CA2790694C (en) * 2012-09-20 2015-07-21 Robert Cousineau Self-undercut expansion anchor insertion system
KR101912346B1 (ko) * 2016-10-07 2018-12-28 코오롱글로벌 주식회사 지반보강구조물 및 그 시공방법
CN108222990B (zh) * 2018-03-23 2023-12-08 东北大学 一种m型释能锚杆
CN108798734A (zh) * 2018-06-22 2018-11-13 贵州大学 一种用于双层锚杆的外锚杆

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US833240A (en) * 1904-09-12 1906-10-16 William Aikman Jr Reamer.
US1822216A (en) * 1927-02-26 1931-09-08 Earl S Hartson Underreamer
US2506474A (en) * 1947-09-20 1950-05-02 Carl V Tilden Drill bit
US2511650A (en) * 1948-10-22 1950-06-13 Ernest S Robinson Expanding reamer
US2692758A (en) * 1950-04-24 1954-10-26 Charles H Curry Hole reamer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3507817A1 (de) * 1984-03-08 1985-09-26 Kabushiki Kaisha Miyanaga, Miki Bohrer zur erzeugung einer hinterschneidung in einer bohrung
US4635737A (en) * 1984-03-08 1987-01-13 Kabushiki Kaishi Miyanaga Undercutting drill

Also Published As

Publication number Publication date
GB1561640A (en) 1980-02-27
FR2338119B3 (it) 1980-10-17
DE2700700A1 (de) 1977-07-21
US4091882A (en) 1978-05-30
DE2700700C3 (de) 1980-10-16
NL7614617A (nl) 1977-07-18
DE2700700B2 (de) 1980-02-28
BE850357A (fr) 1977-05-02
FR2338119A1 (fr) 1977-08-12
JPS5286592A (en) 1977-07-19
JPS5427163B2 (it) 1979-09-08

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Legal Events

Date Code Title Description
PL Patent ceased