FR980438A - Improvements to lifting devices - Google Patents

Improvements to lifting devices

Info

Publication number
FR980438A
FR980438A FR980438DA FR980438A FR 980438 A FR980438 A FR 980438A FR 980438D A FR980438D A FR 980438DA FR 980438 A FR980438 A FR 980438A
Authority
FR
France
Prior art keywords
lifting devices
lifting
devices
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
Georges De Lavalette
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 FR980438A publication Critical patent/FR980438A/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
    • B66F3/02—Devices, e.g. jacks, adapted for uninterrupted lifting of loads with racks actuated by pinions

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
FR980438D 1948-12-14 1948-12-14 Improvements to lifting devices Expired FR980438A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR980438T 1948-12-14

Publications (1)

Publication Number Publication Date
FR980438A true FR980438A (en) 1951-05-11

Family

ID=9525000

Family Applications (1)

Application Number Title Priority Date Filing Date
FR980438D Expired FR980438A (en) 1948-12-14 1948-12-14 Improvements to lifting devices

Country Status (1)

Country Link
FR (1) FR980438A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3376611A (en) * 1966-05-17 1968-04-09 Warner Swasey Co Textile apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3376611A (en) * 1966-05-17 1968-04-09 Warner Swasey Co Textile apparatus

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