CN1053946C - 截齿座的抽出方法和抽出装置及抽出工具 - Google Patents

截齿座的抽出方法和抽出装置及抽出工具 Download PDF

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Publication number
CN1053946C
CN1053946C CN96193892A CN96193892A CN1053946C CN 1053946 C CN1053946 C CN 1053946C CN 96193892 A CN96193892 A CN 96193892A CN 96193892 A CN96193892 A CN 96193892A CN 1053946 C CN1053946 C CN 1053946C
Authority
CN
China
Prior art keywords
pick box
handle body
tightened
pick
hole
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 - Fee Related
Application number
CN96193892A
Other languages
English (en)
Chinese (zh)
Other versions
CN1185192A (zh
Inventor
诺埃尔·G·赖特
理查德·乔治·霍尔特肖森
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.)
Kennametal Inc
Original Assignee
Kennametal Inc
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 Kennametal Inc filed Critical Kennametal Inc
Publication of CN1185192A publication Critical patent/CN1185192A/zh
Application granted granted Critical
Publication of CN1053946C publication Critical patent/CN1053946C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/18—Mining picks; Holders therefor
    • E21C35/19—Means for fixing picks or holders
    • E21C35/197—Means for fixing picks or holders using sleeves, rings or the like, as main fixing elements
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/18—Mining picks; Holders therefor
    • E21C35/188—Mining picks; Holders therefor characterised by adaptations to use an extraction tool
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/18—Mining picks; Holders therefor
    • E21C35/19—Means for fixing picks or holders

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Portable Power Tools In General (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Details Of Rigid Or Semi-Rigid Containers (AREA)
  • Transmission Devices (AREA)
CN96193892A 1995-04-06 1996-04-03 截齿座的抽出方法和抽出装置及抽出工具 Expired - Fee Related CN1053946C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA95/2855 1995-04-06
ZA952855 1995-04-06

Publications (2)

Publication Number Publication Date
CN1185192A CN1185192A (zh) 1998-06-17
CN1053946C true CN1053946C (zh) 2000-06-28

Family

ID=25584984

Family Applications (1)

Application Number Title Priority Date Filing Date
CN96193892A Expired - Fee Related CN1053946C (zh) 1995-04-06 1996-04-03 截齿座的抽出方法和抽出装置及抽出工具

Country Status (8)

Country Link
EP (1) EP0819208B1 (xx)
CN (1) CN1053946C (xx)
AU (1) AU716518B2 (xx)
CA (1) CA2217500A1 (xx)
DE (1) DE69621921T2 (xx)
RU (1) RU2152516C2 (xx)
WO (1) WO1996031682A1 (xx)
ZA (1) ZA962371B (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102074663A (zh) * 2010-12-31 2011-05-25 东莞市龙行航空科技有限公司 一种方便提取的电池

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29710357U1 (de) * 1997-06-13 1997-09-04 Komotzki, Michael, 44319 Dortmund Meißelhalter mit Widerlager für ein Ausziehwerkzeug
EP2514918B1 (en) * 2011-04-20 2015-07-29 Sandvik Intellectual Property AB Cutting bit and bit holder
EP2851507B1 (en) 2013-09-19 2020-06-17 Sandvik Intellectual Property AB Cutting bit and bit assembly
EP2963237A1 (en) 2014-07-03 2016-01-06 Sandvik Intellectual Property AB Variable angle cutting bit retaining assembly
AU2015317896B2 (en) * 2014-09-15 2020-07-16 Joy Global Underground Mining Llc Service tool for cutting bit assembly

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2071241A (en) * 1980-02-09 1981-09-16 Toyota Motor Co Ltd Differential pressure brake boosters
WO1994025734A1 (en) * 1993-04-26 1994-11-10 Kennametal, Inc. Extraction undercut for flanged bits
EP2385890A1 (de) * 2009-01-08 2011-11-16 Robert Bosch GmbH Werkzeuggerät mit einer durch eine antriebsvorrichtung angetriebenen spindel

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU515763B2 (en) * 1977-04-01 1981-04-30 Hall & Pickles Limited Mineral cutting pick
FR2438739A3 (fr) * 1978-08-24 1980-05-09 Krummenauer Kg H Porte-trepan et trepan de haveuse
GB2072241B (en) * 1980-03-07 1983-07-06 Hall & Picles Ltd Pick box
GB8333339D0 (en) * 1983-12-14 1984-01-18 Hall & Pickles Ltd Mineral cutter pick and box
DE8625406U1 (de) * 1986-09-23 1986-11-06 Geisert Bergtechnik GmbH, 6601 Bübingen Meißel eines Schneidkopfes einer Gewinnungsmaschine oder Vortriebmaschine
US5067775A (en) * 1988-04-21 1991-11-26 Kennametal Inc. Retainer for rotatable bits
US5106166A (en) * 1990-09-07 1992-04-21 Joy Technologies Inc. Cutting bit holding apparatus
GB9400114D0 (en) * 1994-01-05 1994-03-02 Minnovation Ltd Mineral pick box

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2071241A (en) * 1980-02-09 1981-09-16 Toyota Motor Co Ltd Differential pressure brake boosters
WO1994025734A1 (en) * 1993-04-26 1994-11-10 Kennametal, Inc. Extraction undercut for flanged bits
EP2385890A1 (de) * 2009-01-08 2011-11-16 Robert Bosch GmbH Werkzeuggerät mit einer durch eine antriebsvorrichtung angetriebenen spindel

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102074663A (zh) * 2010-12-31 2011-05-25 东莞市龙行航空科技有限公司 一种方便提取的电池
CN102074663B (zh) * 2010-12-31 2013-03-20 东莞市龙行航空科技有限公司 一种方便提取的电池

Also Published As

Publication number Publication date
RU2152516C2 (ru) 2000-07-10
CA2217500A1 (en) 1996-10-10
ZA962371B (en) 1996-06-26
DE69621921D1 (de) 2002-07-25
CN1185192A (zh) 1998-06-17
WO1996031682A1 (en) 1996-10-10
DE69621921T2 (de) 2003-01-09
AU716518B2 (en) 2000-02-24
EP0819208B1 (en) 2002-06-19
AU5326896A (en) 1996-10-23
EP0819208A1 (en) 1998-01-21

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PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee