FR526697A - Perfectionnements aux crics - Google Patents

Perfectionnements aux crics

Info

Publication number
FR526697A
FR526697A FR526697A FR526697DA FR526697A FR 526697 A FR526697 A FR 526697A FR 526697 A FR526697 A FR 526697A FR 526697D A FR526697D A FR 526697DA FR 526697 A FR526697 A FR 526697A
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
FR526697A
Other languages
English (en)
Inventor
Archibald Douglas Powell
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 FR526697A publication Critical patent/FR526697A/fr
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)
FR526697A 1919-12-10 1920-10-27 Perfectionnements aux crics Expired FR526697A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB526697X 1919-12-10

Publications (1)

Publication Number Publication Date
FR526697A true FR526697A (fr) 1921-10-12

Family

ID=10464818

Family Applications (1)

Application Number Title Priority Date Filing Date
FR526697A Expired FR526697A (fr) 1919-12-10 1920-10-27 Perfectionnements aux crics

Country Status (1)

Country Link
FR (1) FR526697A (fr)

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