FR497211A - Improvements made to gear jacks - Google Patents

Improvements made to gear jacks

Info

Publication number
FR497211A
FR497211A FR497211DA FR497211A FR 497211 A FR497211 A FR 497211A FR 497211D A FR497211D A FR 497211DA FR 497211 A FR497211 A FR 497211A
Authority
FR
France
Prior art keywords
improvements made
gear jacks
jacks
gear
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
Henri-Eugene Queney
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.)
HENRI EUGENE QUENEY
Original Assignee
HENRI EUGENE QUENEY
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 HENRI EUGENE QUENEY filed Critical HENRI EUGENE QUENEY
Application granted granted Critical
Publication of FR497211A publication Critical patent/FR497211A/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
    • B66F3/16—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated actuated through bevel-wheel gearings
    • 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
    • B66F3/18—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated actuated through worm gearings

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
FR497211D 1918-09-11 1918-09-11 Improvements made to gear jacks Expired FR497211A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR497211T 1918-09-11

Publications (1)

Publication Number Publication Date
FR497211A true FR497211A (en) 1919-11-29

Family

ID=1532557

Family Applications (1)

Application Number Title Priority Date Filing Date
FR497211D Expired FR497211A (en) 1918-09-11 1918-09-11 Improvements made to gear jacks

Country Status (1)

Country Link
FR (1) FR497211A (en)

Similar Documents

Publication Publication Date Title
FR534032A (en) Improvements to jacks
FR511156A (en) Improvements to tool shafts
FR497211A (en) Improvements made to gear jacks
CH79549A (en) Worm gear
FR490808A (en) Improvements to differentials
FR505142A (en) Helical Gear Improvements
FR501120A (en) Improvements to jacks
FR509759A (en) Improvements to jacks
FR491851A (en) Improvements made to barrel-making machines
FR494297A (en) Improvements to woodturning machines
FR504777A (en) Improvements made to carburetors
FR502146A (en) Improvements to constructions
FR503887A (en) Gears
FR494855A (en) Improvements to bidets
CH79623A (en) Drafting gear
FR509306A (en) Gear enhancements
FR489163A (en) Improvements to automobiles
FR488890A (en) Improvements to cinematographs
FR496294A (en) Improvements to drawing boards
FR490964A (en) Improvements made to mechanical wheelchairs
FR488260A (en) Improvements to publications
FR497275A (en) Improvements to airplanes
FR502183A (en) Improvements to constructions
FR494140A (en) Improvements to constructions
FR491096A (en) Improvements made to lubricators