AU4462485A - Hydraulic cylinder with extension sensor - Google Patents

Hydraulic cylinder with extension sensor

Info

Publication number
AU4462485A
AU4462485A AU44624/85A AU4462485A AU4462485A AU 4462485 A AU4462485 A AU 4462485A AU 44624/85 A AU44624/85 A AU 44624/85A AU 4462485 A AU4462485 A AU 4462485A AU 4462485 A AU4462485 A AU 4462485A
Authority
AU
Australia
Prior art keywords
hydraulic cylinder
extension sensor
extension
sensor
hydraulic
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.)
Abandoned
Application number
AU44624/85A
Inventor
Elmar Gotte
Heinz-Gerd Schlutz
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.)
Kloeckner Becorit GmbH
Original Assignee
Kloeckner Becorit GmbH
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 Kloeckner Becorit GmbH filed Critical Kloeckner Becorit GmbH
Publication of AU4462485A publication Critical patent/AU4462485A/en
Abandoned 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
    • E21D23/08—Advancing mechanisms
    • 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
    • E21D23/12—Control, e.g. using remote control
    • 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
    • E21D23/12—Control, e.g. using remote control
    • E21D23/14—Effecting automatic sequential movement of supports, e.g. one behind the other
    • E21D23/144—Measuring the advance of support units with respect to internal points of reference, e.g. with respect to neighboring support units or extension of a cylinder
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F13/00—Transport specially adapted to underground conditions
    • E21F13/08—Shifting conveyors or other transport devices from one location at the working face to another
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/28—Means for indicating the position, e.g. end of stroke
    • F15B15/2815—Position sensing, i.e. means for continuous measurement of position, e.g. LVDT
    • F15B15/2884—Position sensing, i.e. means for continuous measurement of position, e.g. LVDT using sound, e.g. ultrasound

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)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
AU44624/85A 1984-07-06 1985-07-05 Hydraulic cylinder with extension sensor Abandoned AU4462485A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3424935 1984-07-06
DE3424935A DE3424935C1 (en) 1984-07-06 1984-07-06 Thrust-piston mechanism operated by pressure medium

Publications (1)

Publication Number Publication Date
AU4462485A true AU4462485A (en) 1986-01-09

Family

ID=6240006

Family Applications (1)

Application Number Title Priority Date Filing Date
AU44624/85A Abandoned AU4462485A (en) 1984-07-06 1985-07-05 Hydraulic cylinder with extension sensor

Country Status (2)

Country Link
AU (1) AU4462485A (en)
DE (1) DE3424935C1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9616875B2 (en) 2014-09-11 2017-04-11 Westinghouse Air Brake Technologies Corporation Piston stroke sensor arrangement for a brake unit
US10119873B2 (en) 2014-09-15 2018-11-06 Westinghouse Air Brake Technologies Corporation Brake force sensor arrangement for a brake unit

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3524414C2 (en) * 1985-04-16 1994-06-16 Mannesmann Ag linear actuator
DE19607917A1 (en) * 1996-03-01 1997-09-04 Emg Eltma Gmbh Electro-hydraulic lifting device
DE10241605A1 (en) * 2002-09-07 2004-03-18 Zf Sachs Ag Actuating arrangement for a friction clutch
CN107107838A (en) * 2014-12-19 2017-08-29 沃尔沃卡车集团 Device for the medium transmission between the chassis of vehicle and driver's cabin

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1232912B (en) * 1965-08-05 1967-01-26 Gewerk Eisenhuette Westfalia Hydraulic return device for face conveyor
DE3225342C2 (en) * 1982-07-07 1985-04-11 Bergwerksverband Gmbh, 4300 Essen Thrust piston gear with position transmitter for the expansion or for feed devices of extraction or conveyor systems in the mining industry

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9616875B2 (en) 2014-09-11 2017-04-11 Westinghouse Air Brake Technologies Corporation Piston stroke sensor arrangement for a brake unit
US10119873B2 (en) 2014-09-15 2018-11-06 Westinghouse Air Brake Technologies Corporation Brake force sensor arrangement for a brake unit

Also Published As

Publication number Publication date
DE3424935C1 (en) 1985-10-24

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