FR59171E - Improvements to hydraulic jacks - Google Patents

Improvements to hydraulic jacks

Info

Publication number
FR59171E
FR59171E FR59171DA FR59171E FR 59171 E FR59171 E FR 59171E FR 59171D A FR59171D A FR 59171DA FR 59171 E FR59171 E FR 59171E
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.)
Gravelais J Boudol & Cie R
Original Assignee
Gravelais J Boudol & Cie R
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 Gravelais J Boudol & Cie R filed Critical Gravelais J Boudol & Cie R
Application granted granted Critical
Publication of FR59171E publication Critical patent/FR59171E/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
    • B66F3/36—Load-engaging elements

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
FR59171D 1949-03-31 1949-03-31 Improvements to hydraulic jacks Expired FR59171E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR59171T 1949-03-31

Publications (1)

Publication Number Publication Date
FR59171E true FR59171E (en) 1954-05-06

Family

ID=8693011

Family Applications (1)

Application Number Title Priority Date Filing Date
FR59171D Expired FR59171E (en) 1949-03-31 1949-03-31 Improvements to hydraulic jacks

Country Status (1)

Country Link
FR (1) FR59171E (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3108784A (en) * 1961-12-01 1963-10-29 Universal Tool & Stamping Comp Vehicle jack structure with adjustable effective length lift means
US3159381A (en) * 1963-02-04 1964-12-01 Auto Specialties Mfg Co Lifting jack

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3108784A (en) * 1961-12-01 1963-10-29 Universal Tool & Stamping Comp Vehicle jack structure with adjustable effective length lift means
US3159381A (en) * 1963-02-04 1964-12-01 Auto Specialties Mfg Co Lifting jack

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