FR629218A - Lever jack - Google Patents

Lever jack

Info

Publication number
FR629218A
FR629218A FR629218DA FR629218A FR 629218 A FR629218 A FR 629218A FR 629218D A FR629218D A FR 629218DA FR 629218 A FR629218 A FR 629218A
Authority
FR
France
Prior art keywords
lever jack
jack
lever
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
Jean Lacoffrette
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 FR629218A publication Critical patent/FR629218A/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)
FR629218D 1927-02-17 1927-02-17 Lever jack Expired FR629218A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR629218T 1927-02-17

Publications (1)

Publication Number Publication Date
FR629218A true FR629218A (en) 1927-11-07

Family

ID=8990213

Family Applications (1)

Application Number Title Priority Date Filing Date
FR629218D Expired FR629218A (en) 1927-02-17 1927-02-17 Lever jack

Country Status (1)

Country Link
FR (1) FR629218A (en)

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