BE794608A - IMPROVEMENTS RELATING TO THE LAYOUT OF CIRCUITS - Google Patents
IMPROVEMENTS RELATING TO THE LAYOUT OF CIRCUITSInfo
- Publication number
- BE794608A BE794608A BE794608DA BE794608A BE 794608 A BE794608 A BE 794608A BE 794608D A BE794608D A BE 794608DA BE 794608 A BE794608 A BE 794608A
- Authority
- BE
- Belgium
- Prior art keywords
- layout
- circuits
- improvements relating
- relating
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/20—Responsive to malfunctions or to light source life; for protection
- H05B47/23—Responsive to malfunctions or to light source life; for protection of two or more light sources connected in series
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB401272A GB1379077A (en) | 1972-01-28 | 1972-01-28 | Airfield lighting circuit arrangements |
GB1744672 | 1972-04-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE794608A true BE794608A (en) | 1973-05-16 |
Family
ID=26238753
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE794608D BE794608A (en) | 1972-01-28 | IMPROVEMENTS RELATING TO THE LAYOUT OF CIRCUITS |
Country Status (7)
Country | Link |
---|---|
US (1) | US3829735A (en) |
BE (1) | BE794608A (en) |
DE (1) | DE2303655A1 (en) |
FR (1) | FR2169287B1 (en) |
GB (1) | GB1379077A (en) |
IT (1) | IT978546B (en) |
SE (1) | SE384963B (en) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4138627A (en) * | 1975-09-02 | 1979-02-06 | Hughey And Phillips, Inc. | Current-level-sensitive switching system |
DE2829135C2 (en) * | 1978-07-03 | 1982-09-02 | Siemens AG, 1000 Berlin und 8000 München | Monitoring device for the lamp failure in the case of an airport lighting system |
JPS55121156A (en) * | 1979-03-13 | 1980-09-18 | Toshiba Corp | Core disconnection detection unit |
DK146840C (en) * | 1979-04-04 | 1984-07-02 | Albertus Christian | CONTROL APPARATUS APPLICABLE TO INDICATE THE NUMBER OF TRANSMITTED LAMPS IN AN AIRPORT LIGHTING SYSTEM |
JPS55139795A (en) * | 1979-04-19 | 1980-10-31 | Tokyo Shibaura Electric Co | Core disconnector detector for series firing circuit |
US4441055A (en) * | 1980-06-10 | 1984-04-03 | Kaunassky Politekhnichesky Institut | Lighting system |
US4449073A (en) * | 1982-06-14 | 1984-05-15 | Multi Electric Mfg. Inc. | Runway approach lighting system with fault monitor |
JP2557527B2 (en) * | 1989-07-31 | 1996-11-27 | 株式会社東芝 | Light core break detector |
JP2923324B2 (en) * | 1990-03-20 | 1999-07-26 | 株式会社東芝 | Light core break detector |
DE4110990A1 (en) * | 1991-04-05 | 1992-10-08 | Standard Elektrik Lorenz Ag | DEVICE FOR TESTING SIGNAL LAMPS IN RAILWAY SYSTEMS |
US5648723A (en) * | 1994-05-09 | 1997-07-15 | Adb-Alnaco, Inc. | Method and apparatus for separating and analyzing composite AC/DC waveforms |
US5638057A (en) * | 1994-05-09 | 1997-06-10 | Adb-Alnaco, Inc. | Ground fault detection and measurement system for airfield lighting system |
US6305602B1 (en) | 1997-12-01 | 2001-10-23 | Diebold, Incorporated | Light monitoring system and method for automated transaction machine |
WO2001063976A1 (en) * | 2000-02-21 | 2001-08-30 | Siemens Aktiengesellschaft | Lamp failure and insulation alarm system |
US6911777B1 (en) * | 2003-08-14 | 2005-06-28 | Cooper Industries, Inc. | Clamp-on low power isolation transformer for airfield lighting |
US7088263B1 (en) | 2004-06-08 | 2006-08-08 | Controlled Power Company | Runway approach lighting system and method |
US7068188B1 (en) | 2004-06-08 | 2006-06-27 | Controlled Power Company | Runway approach lighting system and method |
US9008992B2 (en) | 2011-03-25 | 2015-04-14 | Thomas & Betts International, Inc. | Testing and monitoring an electrical system |
US10516294B2 (en) | 2015-02-09 | 2019-12-24 | Eaton Intelligent Power Limited | Uninterruptible constant current regulator |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3061828A (en) * | 1958-03-11 | 1962-10-30 | Basic Products Corp | Circuit means |
BE759346A (en) * | 1969-11-28 | 1971-04-30 | Jeumont Schneider | AUTOMATIC REGULATION PROCESS AND DEVICE |
-
0
- BE BE794608D patent/BE794608A/en not_active IP Right Cessation
-
1972
- 1972-01-28 GB GB401272A patent/GB1379077A/en not_active Expired
-
1973
- 1973-01-19 US US00324943A patent/US3829735A/en not_active Expired - Lifetime
- 1973-01-25 DE DE2303655A patent/DE2303655A1/en not_active Ceased
- 1973-01-26 FR FR7302716A patent/FR2169287B1/fr not_active Expired
- 1973-01-26 SE SE7301111A patent/SE384963B/en unknown
- 1973-01-26 IT IT19700/73A patent/IT978546B/en active
Also Published As
Publication number | Publication date |
---|---|
GB1379077A (en) | 1975-01-02 |
IT978546B (en) | 1974-09-20 |
FR2169287B1 (en) | 1978-03-03 |
FR2169287A1 (en) | 1973-09-07 |
DE2303655A1 (en) | 1973-08-02 |
SE384963B (en) | 1976-05-24 |
US3829735A (en) | 1974-08-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: PLESSEY OVERSEAS LTD Effective date: 19860131 |