FR837925A - Perfectionnements à la construction des crics - Google Patents
Perfectionnements à la construction des cricsInfo
- Publication number
- FR837925A FR837925A FR837925DA FR837925A FR 837925 A FR837925 A FR 837925A FR 837925D A FR837925D A FR 837925DA FR 837925 A FR837925 A FR 837925A
- Authority
- FR
- France
- Prior art keywords
- jacks
- construction
- 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
- B66F3/10—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated with telescopic sleeves
-
- 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 |
|---|---|---|---|
| FR837925T | 1937-11-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR837925A true FR837925A (fr) | 1939-02-23 |
Family
ID=9298806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR837925D Expired FR837925A (fr) | 1937-11-03 | 1937-11-03 | Perfectionnements à la construction des crics |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR837925A (fr) |
-
1937
- 1937-11-03 FR FR837925D patent/FR837925A/fr not_active Expired
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