FR521732A - Ressort immobilisateur d'écrou pour cric - Google Patents

Ressort immobilisateur d'écrou pour cric

Info

Publication number
FR521732A
FR521732A FR521732A FR521732DA FR521732A FR 521732 A FR521732 A FR 521732A FR 521732 A FR521732 A FR 521732A FR 521732D A FR521732D A FR 521732DA FR 521732 A FR521732 A FR 521732A
Authority
FR
France
Prior art keywords
immobilizer
spring
jack nut
jack
nut
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
FR521732A
Other languages
English (en)
Inventor
Armand Dufaux
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 FR521732A publication Critical patent/FR521732A/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
    • B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
    • B66F3/08—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated
    • B66F3/14—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated actuated through pawl-and-ratchet mechanisms

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
FR521732A 1920-08-03 1920-08-03 Ressort immobilisateur d'écrou pour cric Expired FR521732A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR521732T 1920-08-03

Publications (1)

Publication Number Publication Date
FR521732A true FR521732A (fr) 1921-07-19

Family

ID=8917410

Family Applications (1)

Application Number Title Priority Date Filing Date
FR521732A Expired FR521732A (fr) 1920-08-03 1920-08-03 Ressort immobilisateur d'écrou pour cric

Country Status (1)

Country Link
FR (1) FR521732A (fr)

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