FR2514405B1 - Circuit d'alimentation hydraulique d'une tete de havage et tete de havage munie d'un tel circuit - Google Patents

Circuit d'alimentation hydraulique d'une tete de havage et tete de havage munie d'un tel circuit

Info

Publication number
FR2514405B1
FR2514405B1 FR8217099A FR8217099A FR2514405B1 FR 2514405 B1 FR2514405 B1 FR 2514405B1 FR 8217099 A FR8217099 A FR 8217099A FR 8217099 A FR8217099 A FR 8217099A FR 2514405 B1 FR2514405 B1 FR 2514405B1
Authority
FR
France
Prior art keywords
havage
head
circuit
hydraulic supply
supply circuit
Prior art date
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
Application number
FR8217099A
Other languages
English (en)
Other versions
FR2514405A1 (fr
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.)
Coal Industry Patents Ltd
Original Assignee
Coal Industry Patents Ltd
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 Coal Industry Patents Ltd filed Critical Coal Industry Patents Ltd
Publication of FR2514405A1 publication Critical patent/FR2514405A1/fr
Application granted granted Critical
Publication of FR2514405B1 publication Critical patent/FR2514405B1/fr
Expired 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
    • E21C35/22—Equipment for preventing the formation of, or for removal of, dust
    • E21C35/23—Distribution of spraying-fluids in rotating cutter-heads
    • 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

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)
  • Spray Control Apparatus (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
FR8217099A 1981-10-13 1982-10-12 Circuit d'alimentation hydraulique d'une tete de havage et tete de havage munie d'un tel circuit Expired FR2514405B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8130875 1981-10-13

Publications (2)

Publication Number Publication Date
FR2514405A1 FR2514405A1 (fr) 1983-04-15
FR2514405B1 true FR2514405B1 (fr) 1985-10-11

Family

ID=10525132

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8217099A Expired FR2514405B1 (fr) 1981-10-13 1982-10-12 Circuit d'alimentation hydraulique d'une tete de havage et tete de havage munie d'un tel circuit

Country Status (4)

Country Link
US (1) US4516807A (fr)
AU (1) AU547505B2 (fr)
DE (1) DE3235324A1 (fr)
FR (1) FR2514405B1 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2133435B (en) * 1983-01-11 1985-11-13 Coal Ind Rotary cutter heads for mineral mining machines
DE3414195A1 (de) * 1984-04-14 1985-10-24 Charbonnages De France, Paris Drehkoerper eines schneidkopfes einer teilschnittvortriebsmaschine
FR2573474B1 (fr) * 1984-11-20 1986-12-26 Lorraine Houilleres Dispositif d'arrosage sectoriel pour l'abattage du charbon
JPH0236097A (ja) * 1988-07-26 1990-02-06 Koumu:Kk コンクリート等用のエアーカツター
GB0200880D0 (en) * 2002-01-16 2002-03-06 Hydra Mining Tools Internat Lt Rotary cutting head for a mining etc machine
CN104718346B (zh) 2012-09-14 2019-02-22 久益环球地下采矿有限责任公司 用于采掘机的刀头
CN109072695B (zh) 2016-01-27 2021-04-06 久益环球地下采矿有限责任公司 具有多个切削头的采矿机械
RU2752854C2 (ru) 2016-08-19 2021-08-11 ДЖОЙ ГЛОБАЛ АНДЕРГРАУНД МАЙНИНГ ЭлЭлСи Режущее устройство и опора для него
RU2763487C2 (ru) 2016-08-19 2021-12-29 ДЖОЙ ГЛОБАЛ АНДЕРГРАУНД МАЙНИНГ ЭлЭлСи Горная машина с шарнирно-сочлененной стрелой и независимой системой перемещения материала
US11391149B2 (en) 2016-08-19 2022-07-19 Joy Global Underground Mining Llc Mining machine with articulating boom and independent material handling system
AU2017330397B2 (en) * 2016-09-23 2023-03-02 Joy Global Underground Mining Llc Rock cutting device
CN112654765B (zh) 2018-07-25 2024-01-30 久益环球地下采矿有限责任公司 岩石切割组件

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1333627A (en) * 1971-02-23 1973-10-10 Conflow Ltd Mining machines
GB1378456A (en) * 1972-05-19 1974-12-27 Coal Industry Patents Ltd Apparatus for ventilating cutter-heads of mineral mining machines
GB1414917A (fr) * 1973-02-09 1975-11-19
GB1452862A (en) * 1974-01-18 1976-10-20 Coal Industry Patents Ltd Apparatus for ventilating cutter heads of mineral mining machines
GB1586036A (en) * 1978-04-12 1981-03-11 Dresser Europe Sa Pre-start warning device for a machine
GB2036830A (en) * 1978-10-18 1980-07-02 Fletcher Sutcliffe Wild Ltd Spiral Vane Shearer Drum
DE2852689C2 (de) * 1978-12-06 1982-07-29 Gebr. Eickhoff, Maschinenfabrik U. Eisengiesserei Mbh, 4630 Bochum Walzenschrämmaschine mit einer Belüftungsvorrichtung
GB2049760B (en) * 1979-05-25 1983-04-27 Coal Industry Patents Ltd Mining equipment
GB2062725B (en) * 1979-11-16 1983-07-20 Coal Industry Patents Ltd Rotary cutter heads for mining machines
US4465318A (en) * 1981-10-13 1984-08-14 Coal Industry (Patents) Limited Rotary cutting head for mining machines with means for inducing airflow and sensing thereof

Also Published As

Publication number Publication date
AU8924082A (en) 1983-04-21
FR2514405A1 (fr) 1983-04-15
DE3235324A1 (de) 1983-04-21
US4516807A (en) 1985-05-14
AU547505B2 (en) 1985-10-24

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Legal Events

Date Code Title Description
ST Notification of lapse