FR2457030A1 - Dispositif de commutation de circuits electriques - Google Patents
Dispositif de commutation de circuits electriquesInfo
- Publication number
- FR2457030A1 FR2457030A1 FR7903871A FR7903871A FR2457030A1 FR 2457030 A1 FR2457030 A1 FR 2457030A1 FR 7903871 A FR7903871 A FR 7903871A FR 7903871 A FR7903871 A FR 7903871A FR 2457030 A1 FR2457030 A1 FR 2457030A1
- Authority
- FR
- France
- Prior art keywords
- drive unit
- drive shaft
- motor
- main switches
- mining machine
- 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.)
- Granted
Links
- 238000005065 mining Methods 0.000 title 1
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 230000008033 biological extinction Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H67/00—Electrically-operated selector switches
- H01H67/22—Switches without multi-position wipers
Landscapes
- Branching, Merging, And Special Transfer Between Conveyors (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7903871A FR2457030A1 (fr) | 1979-02-15 | 1979-02-15 | Dispositif de commutation de circuits electriques |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7903871A FR2457030A1 (fr) | 1979-02-15 | 1979-02-15 | Dispositif de commutation de circuits electriques |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2457030A1 true FR2457030A1 (fr) | 1980-12-12 |
| FR2457030B1 FR2457030B1 (Direct) | 1981-10-16 |
Family
ID=9222018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7903871A Granted FR2457030A1 (fr) | 1979-02-15 | 1979-02-15 | Dispositif de commutation de circuits electriques |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2457030A1 (Direct) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2505552A1 (fr) * | 1981-04-01 | 1982-11-12 | Koshman Vitaly | Dispositif de commutation de circuits electriques de puissance |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2672818A (en) * | 1950-03-16 | 1954-03-23 | Adams Robert Lee | Automatic delay starting and lock-out switch mechanism |
| US3378797A (en) * | 1966-07-25 | 1968-04-16 | Dante A. Caputo | Sliding-action, multiple-contact, multiple-initial-condition relay |
-
1979
- 1979-02-15 FR FR7903871A patent/FR2457030A1/fr active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2672818A (en) * | 1950-03-16 | 1954-03-23 | Adams Robert Lee | Automatic delay starting and lock-out switch mechanism |
| US3378797A (en) * | 1966-07-25 | 1968-04-16 | Dante A. Caputo | Sliding-action, multiple-contact, multiple-initial-condition relay |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2505552A1 (fr) * | 1981-04-01 | 1982-11-12 | Koshman Vitaly | Dispositif de commutation de circuits electriques de puissance |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2457030B1 (Direct) | 1981-10-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |