FR520707A - Improvements to jacks - Google Patents

Improvements to jacks

Info

Publication number
FR520707A
FR520707A FR520707A FR520707DA FR520707A FR 520707 A FR520707 A FR 520707A FR 520707 A FR520707 A FR 520707A FR 520707D A FR520707D A FR 520707DA FR 520707 A FR520707 A FR 520707A
Authority
FR
France
Prior art keywords
jacks
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
FR520707A
Other languages
French (fr)
Inventor
Pierre Loubet
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR520707A publication Critical patent/FR520707A/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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
FR520707A 1920-07-19 1920-07-19 Improvements to jacks Expired FR520707A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR520707T 1920-07-19

Publications (1)

Publication Number Publication Date
FR520707A true FR520707A (en) 1921-06-29

Family

ID=8916848

Family Applications (1)

Application Number Title Priority Date Filing Date
FR520707A Expired FR520707A (en) 1920-07-19 1920-07-19 Improvements to jacks

Country Status (1)

Country Link
FR (1) FR520707A (en)

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