FR469263A - Improvements to jacks - Google Patents

Improvements to jacks

Info

Publication number
FR469263A
FR469263A FR469263DA FR469263A FR 469263 A FR469263 A FR 469263A FR 469263D A FR469263D A FR 469263DA FR 469263 A FR469263 A FR 469263A
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)
Inventor
Paul Quentin
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR469263A publication Critical patent/FR469263A/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)
FR469263D 1914-03-05 1914-03-05 Improvements to jacks Expired FR469263A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR469263T 1914-03-05

Publications (1)

Publication Number Publication Date
FR469263A true FR469263A (en) 1914-07-28

Family

ID=1507734

Family Applications (1)

Application Number Title Priority Date Filing Date
FR469263D Expired FR469263A (en) 1914-03-05 1914-03-05 Improvements to jacks

Country Status (1)

Country Link
FR (1) FR469263A (en)

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