AT388776B - Schraem- oder schneidwalze - Google Patents

Schraem- oder schneidwalze

Info

Publication number
AT388776B
AT388776B AT0285687A AT285687A AT388776B AT 388776 B AT388776 B AT 388776B AT 0285687 A AT0285687 A AT 0285687A AT 285687 A AT285687 A AT 285687A AT 388776 B AT388776 B AT 388776B
Authority
AT
Austria
Prior art keywords
screwing
cutting roll
roll
cutting
Prior art date
Application number
AT0285687A
Other languages
English (en)
Other versions
ATA285687A (de
Inventor
Alfred Ing Zitz
Erich Dipl Ing Brandl
Original Assignee
Voest Alpine Ag
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 Voest Alpine Ag filed Critical Voest Alpine Ag
Priority to AT0285687A priority Critical patent/AT388776B/de
Priority to AU23360/88A priority patent/AU607812B2/en
Priority to US07/261,893 priority patent/US4875738A/en
Priority to ZA888125A priority patent/ZA888125B/xx
Publication of ATA285687A publication Critical patent/ATA285687A/de
Application granted granted Critical
Publication of AT388776B publication Critical patent/AT388776B/de

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • E21C25/06—Machines slitting solely by one or more cutting rods or cutting drums which rotate, move through the seam, and may or may not reciprocate
    • E21C25/10—Rods; Drums

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)
  • Turning (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
AT0285687A 1987-10-29 1987-10-29 Schraem- oder schneidwalze AT388776B (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
AT0285687A AT388776B (de) 1987-10-29 1987-10-29 Schraem- oder schneidwalze
AU23360/88A AU607812B2 (en) 1987-10-29 1988-10-03 Cutting or hewing roll
US07/261,893 US4875738A (en) 1987-10-29 1988-10-25 Arm-supported cutting roll with effective length pivotally adjustable along mining face
ZA888125A ZA888125B (en) 1987-10-29 1988-10-28 Cutting or hewing roll

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0285687A AT388776B (de) 1987-10-29 1987-10-29 Schraem- oder schneidwalze

Publications (2)

Publication Number Publication Date
ATA285687A ATA285687A (de) 1989-01-15
AT388776B true AT388776B (de) 1989-08-25

Family

ID=3541393

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0285687A AT388776B (de) 1987-10-29 1987-10-29 Schraem- oder schneidwalze

Country Status (4)

Country Link
US (1) US4875738A (de)
AT (1) AT388776B (de)
AU (1) AU607812B2 (de)
ZA (1) ZA888125B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998034010A1 (de) 1997-01-30 1998-08-06 Tamrock Voest-Alpine Bergtechnik Gesellschaft Mbh Schräm- oder schneidwalze mit veränderbarer schneidbreite

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6857706B2 (en) * 2001-12-10 2005-02-22 Placer Dome Technical Services Limited Mining method for steeply dipping ore bodies
US7695071B2 (en) 2002-10-15 2010-04-13 Minister Of Natural Resources Automated excavation machine
US7192093B2 (en) 2004-04-23 2007-03-20 Placer Dome Technical Services Limited Excavation apparatus and method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US31622A (en) * 1861-03-05 Improved method of jointing telegraphic conductors
NL92858C (de) * 1952-03-04
DE1079566B (de) * 1957-09-26 1960-04-14 Eickhoff Geb Laengenveraenderliche Schraemwalze
US3730593A (en) * 1971-06-21 1973-05-01 Nat Mine Service Co Continuous mining machine
US4172616A (en) * 1978-01-31 1979-10-30 Coaltex, Inc. Cutting head with self-contained power source
US4177866A (en) * 1978-05-30 1979-12-11 Dresser Industries, Inc. System for boring raises having portions of different diameters

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998034010A1 (de) 1997-01-30 1998-08-06 Tamrock Voest-Alpine Bergtechnik Gesellschaft Mbh Schräm- oder schneidwalze mit veränderbarer schneidbreite
AU733961B2 (en) * 1997-01-30 2001-05-31 Voest-Alpine Bergtechnik Gesellschaft Mbh Hewing or cutting roller of variable cutting width
US6244664B1 (en) 1997-01-30 2001-06-12 Tamrock Voest-Alpine Bergtechnik Gesellschaft M.B.H. Extendable end assembly for a mine face cutting roller

Also Published As

Publication number Publication date
ATA285687A (de) 1989-01-15
ZA888125B (en) 1989-07-26
AU2336088A (en) 1989-05-04
AU607812B2 (en) 1991-03-14
US4875738A (en) 1989-10-24

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Legal Events

Date Code Title Description
EIH Change in the person of patent owner
ELA Expired due to lapse of time