FR28091E - - Google Patents
Info
- Publication number
- FR28091E FR28091E FR28091DA FR28091E FR 28091 E FR28091 E FR 28091E FR 28091D A FR28091D A FR 28091DA FR 28091 E FR28091 E FR 28091E
- Authority
- FR
- France
- 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
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- 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
- B66F1/00—Devices, e.g. jacks, for lifting loads in predetermined steps
- B66F1/02—Devices, e.g. jacks, for lifting loads in predetermined steps with locking elements, e.g. washers, co-operating with posts
- B66F1/04—Devices, e.g. jacks, for lifting loads in predetermined steps with locking elements, e.g. washers, co-operating with posts the posts being toothed
- B66F1/06—Devices, e.g. jacks, for lifting loads in predetermined steps with locking elements, e.g. washers, co-operating with posts the posts being toothed and the devices being actuated mechanically
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR28091E true FR28091E (xx) | 1925-01-14 |
Family
ID=1362181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR28091D Expired FR28091E (xx) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR28091E (xx) |
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0
- FR FR28091D patent/FR28091E/fr not_active Expired