ATE109247T1 - Befestigung eines schrämmeissels in seinem halter. - Google Patents

Befestigung eines schrämmeissels in seinem halter.

Info

Publication number
ATE109247T1
ATE109247T1 AT92110868T AT92110868T ATE109247T1 AT E109247 T1 ATE109247 T1 AT E109247T1 AT 92110868 T AT92110868 T AT 92110868T AT 92110868 T AT92110868 T AT 92110868T AT E109247 T1 ATE109247 T1 AT E109247T1
Authority
AT
Austria
Prior art keywords
pick
shearing
holder
pocket
fixing
Prior art date
Application number
AT92110868T
Other languages
German (de)
English (en)
Inventor
Ernst Heiderich
Rudolf Dichtl
Original Assignee
Boart Hwf Gmbh Co Kg
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 Boart Hwf Gmbh Co Kg filed Critical Boart Hwf Gmbh Co Kg
Application granted granted Critical
Publication of ATE109247T1 publication Critical patent/ATE109247T1/de

Links

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
    • 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
    • E21C35/186—Mining picks; Holders therefor using a locking piston actuated hydraulically, e.g. by spraying-fluid pressure
    • 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

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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Auxiliary Devices For Machine Tools (AREA)
AT92110868T 1991-06-29 1992-06-26 Befestigung eines schrämmeissels in seinem halter. ATE109247T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4121674A DE4121674C1 (xx) 1991-06-29 1991-06-29

Publications (1)

Publication Number Publication Date
ATE109247T1 true ATE109247T1 (de) 1994-08-15

Family

ID=6435126

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92110868T ATE109247T1 (de) 1991-06-29 1992-06-26 Befestigung eines schrämmeissels in seinem halter.

Country Status (4)

Country Link
EP (1) EP0521413B1 (xx)
AT (1) ATE109247T1 (xx)
DE (2) DE4121674C1 (xx)
PL (1) PL295048A1 (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9704554D0 (en) * 1997-03-05 1997-04-23 Bingham Engineering Ltd Semi-locking pick box assembly
US6176552B1 (en) * 1998-10-05 2001-01-23 Kennametal Inc. Cutting bit support member with undercut flange for removal
US6331035B1 (en) 1999-03-19 2001-12-18 Kennametal Pc Inc. Cutting tool holder assembly with press fit
WO2012082136A1 (en) * 2010-12-17 2012-06-21 Sulosky William P Holder block assembly for a cutting tool having a hydraulic piston and method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2965365A (en) * 1958-04-14 1960-12-20 Cincinnati Mine Machinery Co Bit and resilient holding means therefor
GB956513A (en) * 1962-02-24 1964-04-29 Macdonald & Company Haydock Lt Hydraulic pick or tool holder
GB1550353A (en) * 1976-05-17 1979-08-15 Wickman Wimet Ltd Mineral cutting picks and boxes
DE3935691A1 (de) * 1989-10-26 1991-05-02 Gewerk Eisenhuette Westfalia Meisselanordnung fuer bergbau-gewinnungsmaschinen u. dgl., insbesondere fuer hobel

Also Published As

Publication number Publication date
DE4121674C1 (xx) 1993-02-11
PL295048A1 (en) 1993-03-08
EP0521413A1 (de) 1993-01-07
DE59200320D1 (de) 1994-09-01
EP0521413B1 (de) 1994-07-27

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Legal Events

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