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DE3401243C2 - - Google Patents

Info

Publication number
DE3401243C2
DE3401243C2 DE19843401243 DE3401243A DE3401243C2 DE 3401243 C2 DE3401243 C2 DE 3401243C2 DE 19843401243 DE19843401243 DE 19843401243 DE 3401243 A DE3401243 A DE 3401243A DE 3401243 C2 DE3401243 C2 DE 3401243C2
Authority
DE
Germany
Prior art keywords
shaft
chisel
bore
discharge channel
ribs
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
Application number
DE19843401243
Other languages
German (de)
English (en)
Other versions
DE3401243A1 (de
Inventor
Juergen 4320 Hattingen De Jaedke
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.)
Individual
Original Assignee
Individual
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
Priority claimed from DE19838303344 external-priority patent/DE8303344U1/de
Application filed by Individual filed Critical Individual
Priority to DE19843401243 priority Critical patent/DE3401243A1/de
Publication of DE3401243A1 publication Critical patent/DE3401243A1/de
Application granted granted Critical
Publication of DE3401243C2 publication Critical patent/DE3401243C2/de
Granted legal-status Critical Current

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
    • E21C35/197—Means for fixing picks or holders using sleeves, rings or the like, as main fixing elements

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)
  • Earth Drilling (AREA)
DE19843401243 1983-02-08 1984-01-16 Schaftmeissel fuer den abbau von gesteinen und mineralien Granted DE3401243A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19843401243 DE3401243A1 (de) 1983-02-08 1984-01-16 Schaftmeissel fuer den abbau von gesteinen und mineralien

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19838303344 DE8303344U1 (de) 1983-02-08 1983-02-08 Schaftmeissel fuer den abbau von gesteinen und mineralien
DE19843401243 DE3401243A1 (de) 1983-02-08 1984-01-16 Schaftmeissel fuer den abbau von gesteinen und mineralien

Publications (2)

Publication Number Publication Date
DE3401243A1 DE3401243A1 (de) 1984-08-09
DE3401243C2 true DE3401243C2 (zh) 1989-06-29

Family

ID=25817601

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19843401243 Granted DE3401243A1 (de) 1983-02-08 1984-01-16 Schaftmeissel fuer den abbau von gesteinen und mineralien

Country Status (1)

Country Link
DE (1) DE3401243A1 (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202008007212U1 (de) 2008-05-29 2008-11-27 Guitelmakher, David Bergschneidwerkzeug
DE102007047215A1 (de) 2007-10-02 2011-02-17 David Guitelmakher Bergschneidwerkzeug

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4850649A (en) * 1986-10-07 1989-07-25 Kennametal Inc. Rotatable cutting bit
SE458532B (sv) * 1987-03-25 1989-04-10 Sandvik Ab Verktyg med haardmetallspets avsett att roterbart monteras i ett vaeghyvelskaer
DE9102668U1 (de) * 1991-03-06 1992-07-02 Jädke, Jürgen, 4320 Hattingen Gehäuse zur Aufnahme eines Schaftmeißels
US5374111A (en) * 1993-04-26 1994-12-20 Kennametal Inc. Extraction undercut for flanged bits
US6176552B1 (en) 1998-10-05 2001-01-23 Kennametal Inc. Cutting bit support member with undercut flange for removal
US6244665B1 (en) 1999-02-17 2001-06-12 Kennametal Pc Inc. Cutting toolholder with recessed groove for cutting tool removal
US6331035B1 (en) 1999-03-19 2001-12-18 Kennametal Pc Inc. Cutting tool holder assembly with press fit
DE50004816D1 (de) * 1999-09-28 2004-01-29 Voest Alpine Bergtechnik Einrichtung zum lösbaren festlegen eines rundschaftmeissels in einer meisselbüchse
EP1621685A1 (en) 2004-07-27 2006-02-01 BITELLI S.p.A. Tool extraction system for rotary cutter device
WO2010027315A1 (en) * 2008-09-05 2010-03-11 Sandvik Intellectual Property Ab Tool pick with channeled shaft end
CA2806762A1 (en) 2010-08-02 2012-02-09 Sandvik Intellectual Property Ab Rotatable grading pick with debris clearing feature, a tool and block assembly and a road grading machine

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3833246A (en) * 1973-08-06 1974-09-03 Apache Corp Coupling for plastic conduit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007047215A1 (de) 2007-10-02 2011-02-17 David Guitelmakher Bergschneidwerkzeug
DE202008007212U1 (de) 2008-05-29 2008-11-27 Guitelmakher, David Bergschneidwerkzeug

Also Published As

Publication number Publication date
DE3401243A1 (de) 1984-08-09

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee