LU67167A1 - - Google Patents
Info
- Publication number
- LU67167A1 LU67167A1 LU67167DA LU67167A1 LU 67167 A1 LU67167 A1 LU 67167A1 LU 67167D A LU67167D A LU 67167DA LU 67167 A1 LU67167 A1 LU 67167A1
- Authority
- LU
- Luxembourg
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C15/00—Safety gear
- B66C15/04—Safety gear for preventing collisions, e.g. between cranes or trolleys operating on the same track
- B66C15/045—Safety gear for preventing collisions, e.g. between cranes or trolleys operating on the same track electrical
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7208717A FR2174797B1 (en:Method) | 1972-03-07 | 1972-03-07 | |
| FR7306972A FR2223708A2 (en) | 1973-02-21 | 1973-02-21 | Safety circuit for handling equipment - uses transmitting and receiving circuits tuned to discrete frequencies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU67167A1 true LU67167A1 (en:Method) | 1973-06-15 |
Family
ID=26216978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU67167D LU67167A1 (en:Method) | 1972-03-07 | 1973-03-07 |
Country Status (2)
| Country | Link |
|---|---|
| LU (1) | LU67167A1 (en:Method) |
| NL (1) | NL7303177A (en:Method) |
-
1973
- 1973-03-07 NL NL7303177A patent/NL7303177A/xx not_active Application Discontinuation
- 1973-03-07 LU LU67167D patent/LU67167A1/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL7303177A (en:Method) | 1973-09-11 |