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 fluidsInfo
- 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
Links
- 239000012530 fluid Substances 0.000 title 1
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)
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)
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)
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 |
-
1985
- 1985-04-18 AT AT0116685A patent/AT382206B/de not_active IP Right Cessation
-
1986
- 1986-03-10 IN IN176/CAL/86A patent/IN163515B/en unknown
- 1986-03-19 ZA ZA862055A patent/ZA862055B/xx unknown
- 1986-03-19 HU HU861157A patent/HUT42581A/hu unknown
- 1986-03-20 AU AU54954/86A patent/AU582838B2/en not_active Ceased
- 1986-04-03 ES ES553673A patent/ES8702571A1/es not_active Expired
- 1986-04-07 CS CS862480A patent/CS268813B2/cs unknown
- 1986-04-11 DE DE8686890101T patent/DE3661564D1/de not_active Expired
- 1986-04-11 EP EP86890101A patent/EP0199712B1/de not_active Expired
- 1986-04-15 JP JP61086952A patent/JPS61246497A/ja active Pending
- 1986-04-15 US US06/852,162 patent/US4735458A/en not_active Expired - Fee Related
- 1986-04-16 MA MA20890A patent/MA20665A1/fr unknown
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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