FR512439A - Cric perfectionné à double allongement - Google Patents

Cric perfectionné à double allongement

Info

Publication number
FR512439A
FR512439A FR512439A FR512439DA FR512439A FR 512439 A FR512439 A FR 512439A FR 512439 A FR512439 A FR 512439A FR 512439D A FR512439D A FR 512439DA FR 512439 A FR512439 A FR 512439A
Authority
FR
France
Prior art keywords
advanced double
stretch jack
jack
stretch
advanced
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
FR512439A
Other languages
English (en)
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.)
MATTHEY ET MARTIN
Original Assignee
MATTHEY ET MARTIN
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 MATTHEY ET MARTIN filed Critical MATTHEY ET MARTIN
Application granted granted Critical
Publication of FR512439A publication Critical patent/FR512439A/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
    • B66F3/08—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated
    • B66F3/16—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated actuated through bevel-wheel gearings
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
FR512439A 1920-03-26 1920-03-26 Cric perfectionné à double allongement Expired FR512439A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR512439T 1920-03-26

Publications (1)

Publication Number Publication Date
FR512439A true FR512439A (fr) 1921-01-22

Family

ID=8912941

Family Applications (1)

Application Number Title Priority Date Filing Date
FR512439A Expired FR512439A (fr) 1920-03-26 1920-03-26 Cric perfectionné à double allongement

Country Status (1)

Country Link
FR (1) FR512439A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2625488A1 (fr) * 1987-12-30 1989-07-07 Zw Hydraulik Ag Dispositif de levage mecanique telescopique

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2625488A1 (fr) * 1987-12-30 1989-07-07 Zw Hydraulik Ag Dispositif de levage mecanique telescopique

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