AT297834B - Optische Stellungsmeldeeinrichtung für Schaltgeräte - Google Patents
Optische Stellungsmeldeeinrichtung für SchaltgeräteInfo
- Publication number
- AT297834B AT297834B AT959169A AT959169A AT297834B AT 297834 B AT297834 B AT 297834B AT 959169 A AT959169 A AT 959169A AT 959169 A AT959169 A AT 959169A AT 297834 B AT297834 B AT 297834B
- Authority
- AT
- Austria
- Prior art keywords
- switchgear
- position indicator
- optical position
- optical
- indicator
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/16—Indicators for switching condition, e.g. "on" or "off"
- H01H9/167—Circuits for remote indication
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1810350A DE1810350C3 (de) | 1968-11-22 | 1968-11-22 | Stellungsmeldeeinrichtung mit Anzeigelampen für einen Meldeumschalter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT297834B true AT297834B (de) | 1972-04-10 |
Family
ID=5714030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT959169A AT297834B (de) | 1968-11-22 | 1969-10-13 | Optische Stellungsmeldeeinrichtung für Schaltgeräte |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3594776A (de) |
| AT (1) | AT297834B (de) |
| BE (1) | BE740826A (de) |
| CH (1) | CH499836A (de) |
| DE (1) | DE1810350C3 (de) |
| GB (1) | GB1300563A (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3987401A (en) * | 1974-12-31 | 1976-10-19 | Motorola, Inc. | Indicating system using multicolor light emitting diodes |
| US4468814A (en) * | 1981-06-08 | 1984-08-28 | Canadian National Railway Company | Radio channel visual identification system |
| US20070087861A1 (en) * | 2005-10-14 | 2007-04-19 | Foremost Sporting Goods Mfg., Ltd. | Golf ball with light-emitting control mechanism |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2250214A (en) * | 1939-12-30 | 1941-07-22 | Union Switch & Signal Co | Electrical control apparatus |
| US2648728A (en) * | 1950-08-26 | 1953-08-11 | Collins Radio Co | Momentary switch |
| US3147466A (en) * | 1960-06-09 | 1964-09-01 | French Oil Mill Machinery | Pilot light system |
-
1968
- 1968-11-22 DE DE1810350A patent/DE1810350C3/de not_active Expired
-
1969
- 1969-09-17 CH CH1402369A patent/CH499836A/de not_active IP Right Cessation
- 1969-10-13 AT AT959169A patent/AT297834B/de not_active IP Right Cessation
- 1969-10-27 BE BE740826D patent/BE740826A/xx unknown
- 1969-11-04 US US873948A patent/US3594776A/en not_active Expired - Lifetime
- 1969-11-20 GB GB56925/69A patent/GB1300563A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE740826A (de) | 1970-04-01 |
| GB1300563A (en) | 1972-12-20 |
| DE1810350A1 (de) | 1970-06-11 |
| DE1810350C3 (de) | 1975-12-11 |
| DE1810350B2 (de) | 1975-04-30 |
| US3594776A (en) | 1971-07-20 |
| CH499836A (de) | 1970-11-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |