FR1126542A - Differential pneumatic cylinder - Google Patents

Differential pneumatic cylinder

Info

Publication number
FR1126542A
FR1126542A FR1126542DA FR1126542A FR 1126542 A FR1126542 A FR 1126542A FR 1126542D A FR1126542D A FR 1126542DA FR 1126542 A FR1126542 A FR 1126542A
Authority
FR
France
Prior art keywords
pneumatic cylinder
differential pneumatic
differential
cylinder
pneumatic
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
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.)
Renault SAS
Regie Nationale des Usines Renault
Original Assignee
Renault SAS
Regie Nationale des Usines Renault
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 Renault SAS, Regie Nationale des Usines Renault filed Critical Renault SAS
Application granted granted Critical
Publication of FR1126542A publication Critical patent/FR1126542A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/14—Telescopic props
    • E21D15/44—Hydraulic, pneumatic, or hydraulic-pneumatic props
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
    • B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
    • B66F3/242—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated suspended jacks

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
FR1126542D 1955-05-13 1955-05-13 Differential pneumatic cylinder Expired FR1126542A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1126542T 1955-05-13

Publications (1)

Publication Number Publication Date
FR1126542A true FR1126542A (en) 1956-11-26

Family

ID=9635096

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1126542D Expired FR1126542A (en) 1955-05-13 1955-05-13 Differential pneumatic cylinder

Country Status (1)

Country Link
FR (1) FR1126542A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2940608A (en) * 1959-03-30 1960-06-14 Borg Warner Power hydraulic hoist
DE1140327B (en) * 1957-07-12 1962-11-29 Applic Mach Motrices Hydraulic lifting device
DE1214367B (en) * 1959-01-21 1966-04-14 Union Special Machine Co Crane-like pneumatic hoist with control device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1140327B (en) * 1957-07-12 1962-11-29 Applic Mach Motrices Hydraulic lifting device
DE1214367B (en) * 1959-01-21 1966-04-14 Union Special Machine Co Crane-like pneumatic hoist with control device
US2940608A (en) * 1959-03-30 1960-06-14 Borg Warner Power hydraulic hoist

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