ZA862055B - Device for intermittently subjecting axially shiftable bits of a cutting head to the action of pressurized fluids - Google Patents

Device for intermittently subjecting axially shiftable bits of a cutting head to the action of pressurized fluids

Info

Publication number
ZA862055B
ZA862055B ZA862055A ZA862055A ZA862055B ZA 862055 B ZA862055 B ZA 862055B ZA 862055 A ZA862055 A ZA 862055A ZA 862055 A ZA862055 A ZA 862055A ZA 862055 B ZA862055 B ZA 862055B
Authority
ZA
South Africa
Prior art keywords
action
cutting head
axially shiftable
pressurized fluids
intermittently subjecting
Prior art date
Application number
ZA862055A
Other languages
English (en)
Inventor
Herwig Wrulich
Franz Schoeffmann
Wilfried Maier
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
Publication of ZA862055B publication Critical patent/ZA862055B/xx

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
    • E21C35/187—Mining picks; Holders therefor with arrangement of fluid-spraying nozzles
    • 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
    • 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
    • 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
    • E21C35/22—Equipment for preventing the formation of, or for removal of, dust
    • E21C35/23—Distribution of spraying-fluids in rotating cutter-heads

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)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Shovels (AREA)
  • Drilling And Boring (AREA)
  • Retarders (AREA)
ZA862055A 1985-04-18 1986-03-19 Device for intermittently subjecting axially shiftable bits of a cutting head to the action of pressurized fluids ZA862055B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0116685A AT382206B (de) 1985-04-18 1985-04-18 Vorrichtung zum intermittierenden beaufschlagen von axial verschiebbaren meisseln eines schraemkopfes mit druckmittel

Publications (1)

Publication Number Publication Date
ZA862055B true ZA862055B (en) 1987-01-28

Family

ID=3508036

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA862055A ZA862055B (en) 1985-04-18 1986-03-19 Device for intermittently subjecting axially shiftable bits of a cutting head to the action of pressurized fluids

Country Status (12)

Country Link
US (1) US4735458A (de)
EP (1) EP0199712B1 (de)
JP (1) JPS61246497A (de)
AT (1) AT382206B (de)
AU (1) AU582838B2 (de)
CS (1) CS268813B2 (de)
DE (1) DE3661564D1 (de)
ES (1) ES8702571A1 (de)
HU (1) HUT42581A (de)
IN (1) IN163515B (de)
MA (1) MA20665A1 (de)
ZA (1) ZA862055B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT389738B (de) * 1988-04-28 1990-01-25 Voest Alpine Ag Vorrichtung zum intermittierenden bespruehen von meisseln eines schraemkopfes
US5091783A (en) * 1990-03-01 1992-02-25 Texas Instruments Incorporated Still more feature for improved definition television digital processing units, systems, and methods
JP2545885Y2 (ja) * 1990-11-19 1997-08-27 旭光学工業株式会社 カメラの防水装置
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
EP2811113A1 (de) * 2013-06-06 2014-12-10 Caterpillar Global Mining Europe GmbH Modularer Schneidkopf
CN106194176B (zh) * 2016-08-31 2018-03-02 徐州徐工基础工程机械有限公司 一种用于掘进机的外置水路装置
CN114151082B (zh) * 2021-10-27 2023-12-12 中国矿业大学 一种自动高压射流辅助破岩及泡沫灭尘截齿装置
CN118088250B (zh) * 2024-04-26 2024-07-09 中铁开发投资集团有限公司 一种隧道活塞风降尘控制装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3741316A (en) * 1968-01-16 1973-06-26 Forges Et Atellers De Meudon S Fluid operated percussion tool
CH528931A (de) * 1970-08-13 1972-10-15 Robbins Co Vibratorvorrichtung
DE2808915C2 (de) * 1978-03-02 1982-07-29 Gebr. Eickhoff, Maschinenfabrik U. Eisengiesserei Mbh, 4630 Bochum Walzenschrämmaschine für den Untertagebergbau
AT359453B (de) * 1979-02-09 1980-11-10 Voest Alpine Ag Schraemkopf
DE3048939C2 (de) * 1980-12-24 1982-12-30 Friedrich Wilhelm 4230 Wesel Paurat Vorrichtung zum Hereingewinnen und Fördern von Kohlen
DE3049146C2 (de) * 1980-12-24 1984-05-10 Friedrich Wilhelm 4230 Wesel Paurat Schrämwalze mit Sprühdüsen, welche in Bedüsungssektoren aufgeteilt ist
DE3139012C2 (de) * 1981-10-01 1985-02-21 Gebr. Eickhoff Maschinenfabrik U. Eisengiesserei Mbh, 4630 Bochum Walzenschrämmaschine für den Untertagebergbau
AT378037B (de) * 1982-09-09 1985-06-10 Voest Alpine Ag Vorrichtung fuer die zufuehrung einer unter druck stehenden fluessigkeit zu einem rotierenden maschinenteil
DE3235533C2 (de) * 1982-09-25 1986-09-18 Gebr. Eickhoff Maschinenfabrik U. Eisengiesserei Mbh, 4630 Bochum Schrämwalze mit auf ihrer Umfangsfläche angebrachten Düsen zum Absprühen von Flüssigkeit
NZ207681A (en) * 1983-04-11 1986-03-14 Voest Alpine Ag Vibrating tooth cutter for rock
AT378036B (de) * 1983-04-11 1985-06-10 Voest Alpine Ag Verfahren zum bespruehen der meissel und/oder der ortsbrust mit druckfluessigkeit sowie vorrichtung zur durchfuehrung dieses verfahrens
SE8403628D0 (sv) * 1984-07-09 1984-07-09 Cerac Inst Sa Vetskefordelningsanordning vid forskremningsmaskiner

Also Published As

Publication number Publication date
HUT42581A (en) 1987-07-28
CS268813B2 (en) 1990-04-11
JPS61246497A (ja) 1986-11-01
US4735458A (en) 1988-04-05
ES553673A0 (es) 1987-01-01
IN163515B (de) 1988-10-01
AU582838B2 (en) 1989-04-13
EP0199712A2 (de) 1986-10-29
EP0199712B1 (de) 1988-12-28
ATA116685A (de) 1986-06-15
CS248086A2 (en) 1989-08-14
ES8702571A1 (es) 1987-01-01
DE3661564D1 (en) 1989-02-02
MA20665A1 (fr) 1986-12-31
AT382206B (de) 1987-01-26
AU5495486A (en) 1986-10-23
EP0199712A3 (en) 1987-03-25

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