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FR700119A - Improvements made to jacks - Google Patents

Improvements made to jacks

Info

Publication number
FR700119A
FR700119A FR700119DA FR700119A FR 700119 A FR700119 A FR 700119A FR 700119D A FR700119D A FR 700119DA FR 700119 A FR700119 A FR 700119A
Authority
FR
France
Prior art keywords
jacks
improvements made
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
Donald Wilfred Sessions
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 FR700119A publication Critical patent/FR700119A/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
    • B66F3/08—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated
    • B66F3/12—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated comprising toggle levers

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
FR700119D 1930-06-04 1930-08-05 Improvements made to jacks Expired FR700119A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB700119X 1930-06-04

Publications (1)

Publication Number Publication Date
FR700119A true FR700119A (en) 1931-02-24

Family

ID=10493682

Family Applications (1)

Application Number Title Priority Date Filing Date
FR700119D Expired FR700119A (en) 1930-06-04 1930-08-05 Improvements made to jacks

Country Status (1)

Country Link
FR (1) FR700119A (en)

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