FR553487A - - Google Patents
Info
- Publication number
- FR553487A FR553487A FR553487DA FR553487A FR 553487 A FR553487 A FR 553487A FR 553487D A FR553487D A FR 553487DA FR 553487 A FR553487 A FR 553487A
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/02—Control systems without regulation, i.e. without retroactive action
- B66B1/06—Control systems without regulation, i.e. without retroactive action electric
- B66B1/08—Control systems without regulation, i.e. without retroactive action electric with devices, e.g. handles or levers, in the cars or cages for direct control of movements
Landscapes
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR553487A true FR553487A (xx) | 1923-05-24 |
Family
ID=1538503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR553487D Expired FR553487A (xx) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR553487A (xx) |
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0
- FR FR553487D patent/FR553487A/fr not_active Expired