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FR1019641A - Lifting jack - Google Patents

Lifting jack

Info

Publication number
FR1019641A
FR1019641A FR1019641DA FR1019641A FR 1019641 A FR1019641 A FR 1019641A FR 1019641D A FR1019641D A FR 1019641DA FR 1019641 A FR1019641 A FR 1019641A
Authority
FR
France
Prior art keywords
lifting jack
jack
lifting
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.)
Auto Specialties Manufacturing Co
Original Assignee
Auto Specialties Manufacturing Co
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 Auto Specialties Manufacturing Co filed Critical Auto Specialties Manufacturing Co
Application granted granted Critical
Publication of FR1019641A publication Critical patent/FR1019641A/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)
FR1019641D 1950-04-04 1950-04-04 Lifting jack Expired FR1019641A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1019641T 1950-04-04

Publications (1)

Publication Number Publication Date
FR1019641A true FR1019641A (en) 1953-01-23

Family

ID=9575816

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1019641D Expired FR1019641A (en) 1950-04-04 1950-04-04 Lifting jack

Country Status (1)

Country Link
FR (1) FR1019641A (en)

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