FR782828A - Cage movement control system and equipment in mine shafts - Google Patents
Cage movement control system and equipment in mine shaftsInfo
- Publication number
- FR782828A FR782828A FR782828DA FR782828A FR 782828 A FR782828 A FR 782828A FR 782828D A FR782828D A FR 782828DA FR 782828 A FR782828 A FR 782828A
- Authority
- FR
- France
- Prior art keywords
- equipment
- control system
- movement control
- mine shafts
- cage movement
- 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
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/08—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for preventing overwinding
- B66B5/10—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for preventing overwinding electrical
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE782828X | 1933-12-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR782828A true FR782828A (en) | 1935-06-12 |
Family
ID=3880468
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR782828D Expired FR782828A (en) | 1933-12-22 | 1934-12-18 | Cage movement control system and equipment in mine shafts |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR782828A (en) |
-
1934
- 1934-12-18 FR FR782828D patent/FR782828A/en not_active Expired
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