FR500477A - Jack - Google Patents

Jack

Info

Publication number
FR500477A
FR500477A FR500477DA FR500477A FR 500477 A FR500477 A FR 500477A FR 500477D A FR500477D A FR 500477DA FR 500477 A FR500477 A FR 500477A
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)
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.)
ROBIN GRENIER VIDY ET G ZWINGELSTEIN Ste
Original Assignee
ROBIN GRENIER VIDY ET G ZWINGELSTEIN Ste
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 ROBIN GRENIER VIDY ET G ZWINGELSTEIN Ste filed Critical ROBIN GRENIER VIDY ET G ZWINGELSTEIN Ste
Application granted granted Critical
Publication of FR500477A publication Critical patent/FR500477A/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)
FR500477D 1919-05-15 1919-05-15 Jack Expired FR500477A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR500477T 1919-05-15

Publications (1)

Publication Number Publication Date
FR500477A true FR500477A (en) 1920-03-13

Family

ID=1535362

Family Applications (1)

Application Number Title Priority Date Filing Date
FR500477D Expired FR500477A (en) 1919-05-15 1919-05-15 Jack

Country Status (1)

Country Link
FR (1) FR500477A (en)

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