AT387426B - CHISEL HOLDER - Google Patents

CHISEL HOLDER

Info

Publication number
AT387426B
AT387426B AT247087A AT247087A AT387426B AT 387426 B AT387426 B AT 387426B AT 247087 A AT247087 A AT 247087A AT 247087 A AT247087 A AT 247087A AT 387426 B AT387426 B AT 387426B
Authority
AT
Austria
Prior art keywords
chisel holder
chisel
holder
Prior art date
Application number
AT247087A
Other languages
German (de)
Other versions
ATA247087A (en
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
Publication of ATA247087A publication Critical patent/ATA247087A/en
Application granted granted Critical
Publication of AT387426B publication Critical patent/AT387426B/en

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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
    • F16L19/08—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts with metal rings which bite into the wall of the pipe

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (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)
AT247087A 1986-11-20 1987-09-29 CHISEL HOLDER AT387426B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19868631103 DE8631103U1 (en) 1986-11-20 1986-11-20 Chisel holder

Publications (2)

Publication Number Publication Date
ATA247087A ATA247087A (en) 1988-06-15
AT387426B true AT387426B (en) 1989-01-25

Family

ID=6800400

Family Applications (1)

Application Number Title Priority Date Filing Date
AT247087A AT387426B (en) 1986-11-20 1987-09-29 CHISEL HOLDER

Country Status (3)

Country Link
AT (1) AT387426B (en)
DE (1) DE8631103U1 (en)
GB (1) GB2199058A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4202961C2 (en) * 1992-02-01 1994-06-16 Boart Hwf Gmbh Co Kg Chisel holder

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3512838A (en) * 1968-08-08 1970-05-19 Kennametal Inc Pick-type mining tool
GB2071184B (en) * 1980-03-05 1985-01-23 Hollingworth K J Coal cutter pick boxes
GB2136480B (en) * 1983-03-10 1986-06-25 Wimet Mining Limited Pick holding arrangement
DE8513913U1 (en) * 1985-05-10 1985-06-20 Hans Krummenauer GmbH & Co KG, 6680 Neunkirchen Chisel holder for a cutting tool

Also Published As

Publication number Publication date
ATA247087A (en) 1988-06-15
GB8726837D0 (en) 1987-12-23
GB2199058A (en) 1988-06-29
DE8631103U1 (en) 1987-01-22

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee