FR683283A - Improvements to lifting devices - Google Patents

Improvements to lifting devices

Info

Publication number
FR683283A
FR683283A FR683283DA FR683283A FR 683283 A FR683283 A FR 683283A FR 683283D A FR683283D A FR 683283DA FR 683283 A FR683283 A FR 683283A
Authority
FR
France
Prior art keywords
lifting devices
lifting
devices
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.)
AMSTUTZ SOC
Original Assignee
AMSTUTZ SOC
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 AMSTUTZ SOC filed Critical AMSTUTZ SOC
Application granted granted Critical
Publication of FR683283A publication Critical patent/FR683283A/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
    • B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
    • B66F3/22—Lazy-tongs mechanisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B02C17/18—Details
    • 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

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Food Science & Technology (AREA)
FR683283D 1929-10-14 1929-10-14 Improvements to lifting devices Expired FR683283A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR683283T 1929-10-14

Publications (1)

Publication Number Publication Date
FR683283A true FR683283A (en) 1930-06-10

Family

ID=9023811

Family Applications (1)

Application Number Title Priority Date Filing Date
FR683283D Expired FR683283A (en) 1929-10-14 1929-10-14 Improvements to lifting devices

Country Status (1)

Country Link
FR (1) FR683283A (en)

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