FR54967E - Improvements to hydraulic jacks - Google Patents

Improvements to hydraulic jacks

Info

Publication number
FR54967E
FR54967E FR54967DA FR54967E FR 54967 E FR54967 E FR 54967E FR 54967D A FR54967D A FR 54967DA FR 54967 E FR54967 E FR 54967E
Authority
FR
France
Prior art keywords
hydraulic jacks
jacks
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.)
RENE GRAVELAIS J BOUDOL ET Cie
Original Assignee
RENE GRAVELAIS J BOUDOL ET 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 RENE GRAVELAIS J BOUDOL ET Cie filed Critical RENE GRAVELAIS J BOUDOL ET Cie
Application granted granted Critical
Publication of FR54967E publication Critical patent/FR54967E/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)
FR54967D 1946-07-18 1946-07-18 Improvements to hydraulic jacks Expired FR54967E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR54967T 1946-07-18

Publications (1)

Publication Number Publication Date
FR54967E true FR54967E (en) 1951-06-05

Family

ID=8689368

Family Applications (1)

Application Number Title Priority Date Filing Date
FR54967D Expired FR54967E (en) 1946-07-18 1946-07-18 Improvements to hydraulic jacks

Country Status (1)

Country Link
FR (1) FR54967E (en)

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