FR977101A - Hydraulic speed change for jack or cylinder - Google Patents

Hydraulic speed change for jack or cylinder

Info

Publication number
FR977101A
FR977101A FR977101DA FR977101A FR 977101 A FR977101 A FR 977101A FR 977101D A FR977101D A FR 977101DA FR 977101 A FR977101 A FR 977101A
Authority
FR
France
Prior art keywords
jack
cylinder
speed change
hydraulic speed
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.)
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.)
Lejeune & Cie
Original Assignee
Lejeune & Cie
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 Lejeune & Cie filed Critical Lejeune & Cie
Application granted granted Critical
Publication of FR977101A publication Critical patent/FR977101A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B66F3/25—Constructional features
    • B66F3/42—Constructional features with self-contained pumps, e.g. actuated by hand

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
FR977101D 1942-06-24 1942-06-24 Hydraulic speed change for jack or cylinder Expired FR977101A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR977101T 1942-06-24

Publications (1)

Publication Number Publication Date
FR977101A true FR977101A (en) 1951-03-28

Family

ID=9519403

Family Applications (1)

Application Number Title Priority Date Filing Date
FR977101D Expired FR977101A (en) 1942-06-24 1942-06-24 Hydraulic speed change for jack or cylinder

Country Status (1)

Country Link
FR (1) FR977101A (en)

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