FR1487953A - Hydraulically actuated winch for shearer - Google Patents

Hydraulically actuated winch for shearer

Info

Publication number
FR1487953A
FR1487953A FR71234A FR71234A FR1487953A FR 1487953 A FR1487953 A FR 1487953A FR 71234 A FR71234 A FR 71234A FR 71234 A FR71234 A FR 71234A FR 1487953 A FR1487953 A FR 1487953A
Authority
FR
France
Prior art keywords
shearer
hydraulically actuated
actuated winch
winch
hydraulically
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
FR71234A
Other languages
French (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.)
Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH
Original Assignee
Gebr Eickhoff Maschinenfabrik u Eisengiesserei 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 Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH filed Critical Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH
Priority to FR71234A priority Critical patent/FR1487953A/en
Application granted granted Critical
Publication of FR1487953A publication Critical patent/FR1487953A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C29/00—Propulsion of machines for slitting or completely freeing the mineral from the seam
    • E21C29/04—Propulsion of machines for slitting or completely freeing the mineral from the seam by cable or chains
    • E21C29/14—Propulsion of machines for slitting or completely freeing the mineral from the seam by cable or chains by haulage cable or chain pulling the machine along the working face
    • E21C29/16—Winches or other means for pulling cable or chain
    • 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
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/04—Special measures taken in connection with the properties of the fluid
    • F15B21/041—Removal or measurement of solid or liquid contamination, e.g. filtering

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
FR71234A 1966-07-28 1966-07-28 Hydraulically actuated winch for shearer Expired FR1487953A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR71234A FR1487953A (en) 1966-07-28 1966-07-28 Hydraulically actuated winch for shearer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR71234A FR1487953A (en) 1966-07-28 1966-07-28 Hydraulically actuated winch for shearer

Publications (1)

Publication Number Publication Date
FR1487953A true FR1487953A (en) 1967-07-07

Family

ID=8614335

Family Applications (1)

Application Number Title Priority Date Filing Date
FR71234A Expired FR1487953A (en) 1966-07-28 1966-07-28 Hydraulically actuated winch for shearer

Country Status (1)

Country Link
FR (1) FR1487953A (en)

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