FR553935A - Jack - Google Patents

Jack

Info

Publication number
FR553935A
FR553935A FR553935DA FR553935A FR 553935 A FR553935 A FR 553935A FR 553935D A FR553935D A FR 553935DA FR 553935 A FR553935 A FR 553935A
Authority
FR
France
Prior art keywords
jack
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
Kemal Husny
Max Boucher
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 FR553935A publication Critical patent/FR553935A/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
    • B66F1/00—Devices, e.g. jacks, for lifting loads in predetermined steps
    • B66F1/02—Devices, e.g. jacks, for lifting loads in predetermined steps with locking elements, e.g. washers, co-operating with posts
    • B66F1/04—Devices, e.g. jacks, for lifting loads in predetermined steps with locking elements, e.g. washers, co-operating with posts the posts being toothed
    • B66F1/06—Devices, e.g. jacks, for lifting loads in predetermined steps with locking elements, e.g. washers, co-operating with posts the posts being toothed and the devices being actuated mechanically

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
FR553935D 1922-07-13 1922-07-13 Jack Expired FR553935A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR553935T 1922-07-13

Publications (1)

Publication Number Publication Date
FR553935A true FR553935A (en) 1923-06-01

Family

ID=8938549

Family Applications (1)

Application Number Title Priority Date Filing Date
FR553935D Expired FR553935A (en) 1922-07-13 1922-07-13 Jack

Country Status (1)

Country Link
FR (1) FR553935A (en)

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