FR648083A - étai mécanique - Google Patents
étai mécaniqueInfo
- Publication number
- FR648083A FR648083A FR648083DA FR648083A FR 648083 A FR648083 A FR 648083A FR 648083D A FR648083D A FR 648083DA FR 648083 A FR648083 A FR 648083A
- Authority
- FR
- France
- Prior art keywords
- mechanical prop
- prop
- mechanical
- 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
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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR648083T | 1928-02-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR648083A true FR648083A (fr) | 1928-12-05 |
Family
ID=9002442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR648083D Expired FR648083A (fr) | 1928-02-02 | 1928-02-02 | étai mécanique |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR648083A (fr) |
-
1928
- 1928-02-02 FR FR648083D patent/FR648083A/fr not_active Expired
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