FR643761A - Improvements to hydraulic jacks - Google Patents

Improvements to hydraulic jacks

Info

Publication number
FR643761A
FR643761A FR643761DA FR643761A FR 643761 A FR643761 A FR 643761A FR 643761D A FR643761D A FR 643761DA FR 643761 A FR643761 A FR 643761A
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)
Inventor
Marius-Paul Gresse
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 filed Critical
Application granted granted Critical
Publication of FR643761A publication Critical patent/FR643761A/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)
FR643761D 1927-11-10 1927-11-10 Improvements to hydraulic jacks Expired FR643761A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR643761T 1927-11-10

Publications (1)

Publication Number Publication Date
FR643761A true FR643761A (en) 1928-09-22

Family

ID=8999677

Family Applications (1)

Application Number Title Priority Date Filing Date
FR643761D Expired FR643761A (en) 1927-11-10 1927-11-10 Improvements to hydraulic jacks

Country Status (1)

Country Link
FR (1) FR643761A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2471770A (en) * 1947-08-06 1949-05-31 Stanford V Noble Hydraulic jack

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2471770A (en) * 1947-08-06 1949-05-31 Stanford V Noble Hydraulic jack

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