DE9306577U1 - - Google Patents

Info

Publication number
DE9306577U1
DE9306577U1 DE9306577U DE9306577U DE9306577U1 DE 9306577 U1 DE9306577 U1 DE 9306577U1 DE 9306577 U DE9306577 U DE 9306577U DE 9306577 U DE9306577 U DE 9306577U DE 9306577 U1 DE9306577 U1 DE 9306577U1
Authority
DE
Germany
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 - Lifetime
Application number
DE9306577U
Other languages
German (de)
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
Application filed by Individual filed Critical Individual
Priority to DE9306577U priority Critical patent/DE9306577U1/de
Publication of DE9306577U1 publication Critical patent/DE9306577U1/de
Priority to PL94302868A priority patent/PL173279B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • E21C35/193—Means for fixing picks or holders using bolts as main fixing elements
    • E21C35/1936—Means for fixing picks or holders using bolts as main fixing elements the picks having a square- or rectangular-section shank

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)
DE9306577U 1993-05-01 1993-05-01 Expired - Lifetime DE9306577U1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE9306577U DE9306577U1 (en) 1993-05-01 1993-05-01
PL94302868A PL173279B1 (en) 1993-05-01 1994-04-01 Mining tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE9306577U DE9306577U1 (en) 1993-05-01 1993-05-01

Publications (1)

Publication Number Publication Date
DE9306577U1 true DE9306577U1 (en) 1993-07-01

Family

ID=6892707

Family Applications (1)

Application Number Title Priority Date Filing Date
DE9306577U Expired - Lifetime DE9306577U1 (en) 1993-05-01 1993-05-01

Country Status (2)

Country Link
DE (1) DE9306577U1 (en)
PL (1) PL173279B1 (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1121008A (en) * 1965-11-03 1968-07-24 Poudres Metalliques Alliages Speciaux Ugine Carbone Improvements in mining tools having removable tips
US3575467A (en) * 1969-03-11 1971-04-20 Carmet Co Cutter bit and block
DE2538682A1 (en) * 1975-08-30 1977-03-03 Gewerk Eisenhuette Westfalia Coal pick with cutter portion on body portion - has assembly bolt head in cutter portion recess, and clamping nut engaging body portion
US4076318A (en) * 1975-08-30 1978-02-28 Gewerkschaft Eisenhutte Westfalia Cutter bit assemblies for coal ploughs
DE3644169A1 (en) * 1986-12-23 1988-07-07 Gewerk Eisenhuette Westfalia Cutter-securing arrangement for parallel-shank cutters, in particular for use with roll-type crushers
GB2226835A (en) * 1989-01-04 1990-07-11 Halbach & Braun Ind Anlagen Mining tool

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1121008A (en) * 1965-11-03 1968-07-24 Poudres Metalliques Alliages Speciaux Ugine Carbone Improvements in mining tools having removable tips
US3575467A (en) * 1969-03-11 1971-04-20 Carmet Co Cutter bit and block
DE2538682A1 (en) * 1975-08-30 1977-03-03 Gewerk Eisenhuette Westfalia Coal pick with cutter portion on body portion - has assembly bolt head in cutter portion recess, and clamping nut engaging body portion
US4076318A (en) * 1975-08-30 1978-02-28 Gewerkschaft Eisenhutte Westfalia Cutter bit assemblies for coal ploughs
DE3644169A1 (en) * 1986-12-23 1988-07-07 Gewerk Eisenhuette Westfalia Cutter-securing arrangement for parallel-shank cutters, in particular for use with roll-type crushers
GB2226835A (en) * 1989-01-04 1990-07-11 Halbach & Braun Ind Anlagen Mining tool

Also Published As

Publication number Publication date
PL173279B1 (en) 1998-02-27

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