FR729516A - Improvements to jacks - Google Patents

Improvements to jacks

Info

Publication number: FR729516A
Authority: FR; France
Prior art keywords: jacks
Prior art date: 1931-03-20
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

Inventor

Georges Sizaire

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.)

1931-03-20

Filing date

1931-03-20

Publication date

1932-07-26

1931-03-20 Application filed filed Critical

1932-07-26 Application granted granted Critical

1932-07-26 Publication of FR729516A publication Critical patent/FR729516A/en

Status Expired legal-status Critical Current

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
- B66F3/02—Devices, e.g. jacks, adapted for uninterrupted lifting of loads with racks actuated by pinions

Landscapes

Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Geology (AREA)
Mechanical Engineering (AREA)
Structural Engineering (AREA)

FR729516D 1931-03-20 1931-03-20 Improvements to jacks Expired FR729516A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR729516T		1931-03-20

Publications (1)

Publication Number	Publication Date
FR729516A true FR729516A (en)	1932-07-26

Family

ID=9112506

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR729516D Expired FR729516A (en)	1931-03-20	1931-03-20	Improvements to jacks

Country Status (1)

Country	Link
FR (1)	FR729516A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0393473A1 (en) *	1989-04-21	1990-10-24	Fiorello Giovannetti	A level adjustment device, paticularly for furniture

1931
- 1931-03-20 FR FR729516D patent/FR729516A/en not_active Expired

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0393473A1 (en) *	1989-04-21	1990-10-24	Fiorello Giovannetti	A level adjustment device, paticularly for furniture
US5040758A (en) *	1989-04-21	1991-08-20	Giovannetti F	Level adjustment device, particularly for furniture

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