FR508845A - Cric à encliquetage - Google Patents

Cric à encliquetage

Info

Publication number
FR508845A
FR508845A FR508845A FR508845DA FR508845A FR 508845 A FR508845 A FR 508845A FR 508845 A FR508845 A FR 508845A FR 508845D A FR508845D A FR 508845DA FR 508845 A FR508845 A FR 508845A
Authority
FR
France
Prior art keywords
jack
snap
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
FR508845A
Other languages
English (en)
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.)
DUFF Manufacturing CO
Original Assignee
DUFF 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 DUFF Manufacturing CO filed Critical DUFF Manufacturing CO
Application granted granted Critical
Publication of FR508845A publication Critical patent/FR508845A/fr
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)
FR508845A 1920-01-22 1920-01-22 Cric à encliquetage Expired FR508845A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR508845T 1920-01-22

Publications (1)

Publication Number Publication Date
FR508845A true FR508845A (fr) 1920-10-25

Family

ID=8910635

Family Applications (1)

Application Number Title Priority Date Filing Date
FR508845A Expired FR508845A (fr) 1920-01-22 1920-01-22 Cric à encliquetage

Country Status (1)

Country Link
FR (1) FR508845A (fr)

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