JPS5347322B1 - - Google Patents

Info

Publication number
JPS5347322B1
JPS5347322B1 JP5891471A JP5891471A JPS5347322B1 JP S5347322 B1 JPS5347322 B1 JP S5347322B1 JP 5891471 A JP5891471 A JP 5891471A JP 5891471 A JP5891471 A JP 5891471A JP S5347322 B1 JPS5347322 B1 JP S5347322B1
Authority
JP
Japan
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.)
Pending
Application number
JP5891471A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS5347322B1 publication Critical patent/JPS5347322B1/ja
Pending legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices
    • E21D23/26—Hydraulic or pneumatic control

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Lining And Supports For Tunnels (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Presses (AREA)
JP5891471A 1970-08-04 1971-08-04 Pending JPS5347322B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702038661 DE2038661B2 (de) 1970-08-04 1970-08-04 Hydraulische Ausbausteuerung

Publications (1)

Publication Number Publication Date
JPS5347322B1 true JPS5347322B1 (enrdf_load_stackoverflow) 1978-12-20

Family

ID=5778822

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5891471A Pending JPS5347322B1 (enrdf_load_stackoverflow) 1970-08-04 1971-08-04

Country Status (3)

Country Link
JP (1) JPS5347322B1 (enrdf_load_stackoverflow)
DE (1) DE2038661B2 (enrdf_load_stackoverflow)
FR (1) FR2098006A5 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111609144A (zh) * 2020-05-12 2020-09-01 北京奔驰汽车有限公司 气缸防尘系统

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2640185C3 (de) * 1976-09-07 1986-07-10 Hermann Hemscheidt Maschinenfabrik Gmbh & Co, 5600 Wuppertal Mehrfachsteuergerät für hydraulischen Schreitausbau
DE2700829C2 (de) * 1977-01-11 1986-04-17 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Hydraulische Ausbausteuerung
US4638720A (en) * 1980-12-01 1987-01-27 Deere & Company Electro-hydraulic control system
DE3110220A1 (de) * 1981-03-17 1982-10-07 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Hydraulische, insbesondere elektro-hydraulische ausbausteuerung fuer untertaegige gewinnungsbetriebe
DE3111875A1 (de) * 1981-03-26 1982-10-14 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Elektrohydraulische ausbausteuerung fuer untertaegige gewinnungsbetriebe
FR2519397B1 (fr) * 1981-12-31 1986-09-19 Herckelbout Jacques Dispositif d'entrainement intermittent d'un arbre
DE3435952A1 (de) * 1984-09-29 1986-04-10 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Ventilvorrichtung fuer hydraulische ausbausystem u.dgl.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111609144A (zh) * 2020-05-12 2020-09-01 北京奔驰汽车有限公司 气缸防尘系统

Also Published As

Publication number Publication date
DE2038661B2 (de) 1978-08-03
FR2098006A5 (enrdf_load_stackoverflow) 1972-03-03
DE2038661A1 (de) 1972-02-10

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