PL202089A1 - Przyrzad sterujacy do hydraulicznej obudowy kroczacej - Google Patents

Przyrzad sterujacy do hydraulicznej obudowy kroczacej

Info

Publication number
PL202089A1
PL202089A1 PL20208977A PL20208977A PL202089A1 PL 202089 A1 PL202089 A1 PL 202089A1 PL 20208977 A PL20208977 A PL 20208977A PL 20208977 A PL20208977 A PL 20208977A PL 202089 A1 PL202089 A1 PL 202089A1
Authority
PL
Poland
Prior art keywords
housing
control unit
trouble
hydraulic
hydraulic trouble
Prior art date
Application number
PL20208977A
Other languages
English (en)
Original Assignee
Hemscheidt Maschf Hermann
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
Priority claimed from DE19762651913 external-priority patent/DE2651913C2/de
Priority claimed from DE19772701668 external-priority patent/DE2701668C2/de
Priority claimed from DE19772710649 external-priority patent/DE2710649C2/de
Application filed by Hemscheidt Maschf Hermann filed Critical Hemscheidt Maschf Hermann
Publication of PL202089A1 publication Critical patent/PL202089A1/pl

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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/4238—With cleaner, lubrication added to fluid or liquid sealing at valve interface
    • Y10T137/4245—Cleaning or steam sterilizing
    • Y10T137/4273—Mechanical cleaning
    • Y10T137/4336—Cleaning member reciprocates in passage
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8158—With indicator, register, recorder, alarm or inspection means
    • Y10T137/8326—Fluid pressure responsive indicator, recorder or alarm
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87169—Supply and exhaust
    • Y10T137/87193—Pilot-actuated

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)
  • Fluid-Pressure Circuits (AREA)
  • Check Valves (AREA)
  • Transplanting Machines (AREA)
PL20208977A 1976-11-13 1977-11-12 Przyrzad sterujacy do hydraulicznej obudowy kroczacej PL202089A1 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19762651913 DE2651913C2 (de) 1976-11-13 1976-11-13 Gerät zur Steuerung eines hydraulischen Schreitausbaus
DE19772701668 DE2701668C2 (de) 1977-01-17 1977-01-17 Steuergerät für einen hydraulisch schreitenden Strebausbau
DE19772710649 DE2710649C2 (de) 1977-03-11 1977-03-11 Steuergerät für hydraulischen Schreitausbau

Publications (1)

Publication Number Publication Date
PL202089A1 true PL202089A1 (pl) 1978-06-19

Family

ID=27187034

Family Applications (1)

Application Number Title Priority Date Filing Date
PL20208977A PL202089A1 (pl) 1976-11-13 1977-11-12 Przyrzad sterujacy do hydraulicznej obudowy kroczacej

Country Status (5)

Country Link
US (1) US4161136A (pl)
JP (1) JPS5362078A (pl)
FR (1) FR2398879A1 (pl)
GB (1) GB1550565A (pl)
PL (1) PL202089A1 (pl)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4640309A (en) * 1983-06-29 1987-02-03 Parker Hannifin Corporation Pilot operated poppet valve with speed control
FR2557218B1 (fr) * 1983-12-21 1988-01-15 Bennes Marrel Emetteur hydraulique de commande a distance avec amplificateurs de debit
US5103866A (en) * 1991-02-22 1992-04-14 Foster Raymond K Poppet valve and valve assemblies utilizing same
WO1994010457A1 (en) * 1992-10-30 1994-05-11 Bw/Ip International, Inc. Pressure control valve for a hydraulic actuator
JP3778634B2 (ja) 1996-11-22 2006-05-24 Ｓｍｃ株式会社 パイロットチェック弁付スピードコントローラ
US6755473B2 (en) * 2000-11-22 2004-06-29 Herman Miller, Inc. Fluid control system for an office furniture device
US7625190B2 (en) * 2004-04-14 2009-12-01 K.R. Anderson, Inc. Crossover switching valve
US8220485B2 (en) * 2005-05-31 2012-07-17 Fisher Controls International Llc Pneumatic pilot valve
CN103410548B (zh) * 2013-05-22 2016-05-25 三一重型装备有限公司 液压支架及其喷水阀

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3598148A (en) * 1969-08-14 1971-08-10 Airmatic Valve Inc Momentary contact poppet valve
US3989066A (en) * 1971-12-30 1976-11-02 Clifton J. Burwell by said Oded E. Sturman and said Benjamin Grill Fluid control system

Also Published As

Publication number Publication date
JPS5362078A (en) 1978-06-03
GB1550565A (en) 1979-08-15
US4161136A (en) 1979-07-17
FR2398879A1 (fr) 1979-02-23

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