FR725371A - Perfectionnement aux crics - Google Patents
Perfectionnement aux cricsInfo
- Publication number
- FR725371A FR725371A FR725371DA FR725371A FR 725371 A FR725371 A FR 725371A FR 725371D A FR725371D A FR 725371DA FR 725371 A FR725371 A FR 725371A
- Authority
- FR
- France
- Prior art keywords
- jacks
- development
- jacks development
- 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
-
- 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
- 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 |
|---|---|---|---|
| FR725371T | 1931-10-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR725371A true FR725371A (fr) | 1932-05-11 |
Family
ID=9110045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR725371D Expired FR725371A (fr) | 1931-10-28 | 1931-10-28 | Perfectionnement aux crics |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR725371A (fr) |
-
1931
- 1931-10-28 FR FR725371D patent/FR725371A/fr not_active Expired
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