FR764807A - Improvements to jacks - Google Patents

Improvements to jacks

Info

Publication number
FR764807A
FR764807A FR764807DA FR764807A FR 764807 A FR764807 A FR 764807A FR 764807D A FR764807D A FR 764807DA FR 764807 A FR764807 A FR 764807A
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
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.)
MECANIQUES DE BILLANCOURT ATEL
Original Assignee
MECANIQUES DE BILLANCOURT ATEL
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 MECANIQUES DE BILLANCOURT ATEL filed Critical MECANIQUES DE BILLANCOURT ATEL
Application granted granted Critical
Publication of FR764807A publication Critical patent/FR764807A/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
    • B66F3/08—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated
    • B66F3/10—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated with telescopic sleeves
    • 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
    • B66F3/08—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated
    • B66F3/18—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated actuated through worm gearings

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
FR764807D 1933-02-20 1933-02-20 Improvements to jacks Expired FR764807A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR764807T 1933-02-20

Publications (1)

Publication Number Publication Date
FR764807A true FR764807A (en) 1934-05-29

Family

ID=9182367

Family Applications (1)

Application Number Title Priority Date Filing Date
FR764807D Expired FR764807A (en) 1933-02-20 1933-02-20 Improvements to jacks

Country Status (1)

Country Link
FR (1) FR764807A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2655634A1 (en) * 1989-12-07 1991-06-14 Lombard Xavier Caged cylinder with telescopic hollow rods and use thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2655634A1 (en) * 1989-12-07 1991-06-14 Lombard Xavier Caged cylinder with telescopic hollow rods and use thereof

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