JPS6255280B2 - - Google Patents
Info
- Publication number
- JPS6255280B2 JPS6255280B2 JP12059178A JP12059178A JPS6255280B2 JP S6255280 B2 JPS6255280 B2 JP S6255280B2 JP 12059178 A JP12059178 A JP 12059178A JP 12059178 A JP12059178 A JP 12059178A JP S6255280 B2 JPS6255280 B2 JP S6255280B2
- Authority
- JP
- Japan
- Prior art keywords
- fluorescent light
- switching
- fluorescent
- transistor
- turned
- 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
- 239000003990 capacitor Substances 0.000 claims description 18
- 238000001514 detection method Methods 0.000 claims description 12
- 238000005286 illumination Methods 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 claims 1
- 238000007599 discharging Methods 0.000 description 5
- 239000004065 semiconductor Substances 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000004397 blinking Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12059178A JPS5546442A (en) | 1978-09-30 | 1978-09-30 | Fluorescent illuminator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12059178A JPS5546442A (en) | 1978-09-30 | 1978-09-30 | Fluorescent illuminator |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5546442A JPS5546442A (en) | 1980-04-01 |
JPS6255280B2 true JPS6255280B2 (no) | 1987-11-19 |
Family
ID=14790048
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12059178A Granted JPS5546442A (en) | 1978-09-30 | 1978-09-30 | Fluorescent illuminator |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5546442A (no) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6387644A (ja) * | 1986-10-01 | 1988-04-18 | Pioneer Electronic Corp | デイスクホルダ |
JPH0276374U (no) * | 1988-11-29 | 1990-06-12 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS597599U (ja) * | 1982-07-07 | 1984-01-18 | 株式会社日立製作所 | 螢光照明装置 |
JPS60155612A (ja) * | 1984-01-25 | 1985-08-15 | Nippon Kokan Kk <Nkk> | 転炉精錬法 |
-
1978
- 1978-09-30 JP JP12059178A patent/JPS5546442A/ja active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6387644A (ja) * | 1986-10-01 | 1988-04-18 | Pioneer Electronic Corp | デイスクホルダ |
JPH0276374U (no) * | 1988-11-29 | 1990-06-12 |
Also Published As
Publication number | Publication date |
---|---|
JPS5546442A (en) | 1980-04-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7247998B2 (en) | Transient detection of end of lamp life condition apparatus and method | |
JPS6255280B2 (no) | ||
JP3607428B2 (ja) | 蛍光ランプ点灯装置 | |
JP4325184B2 (ja) | 放電灯点灯装置 | |
JPH02197441A (ja) | 車輌用ランプ点灯回路 | |
US20060103326A1 (en) | Variable frequency half bridge driver | |
JP2506966B2 (ja) | 放電ランプ点灯装置 | |
JPH09223591A (ja) | 放電灯点灯回路 | |
JP3834939B2 (ja) | 照明装置 | |
JP2818595B2 (ja) | 放電灯点灯装置 | |
JP2562816B2 (ja) | 放電灯点灯装置 | |
JP3763837B2 (ja) | 蛍光ランプ点灯装置 | |
JP4442241B2 (ja) | 放電灯点灯装置及びこれを用いた照明器具 | |
KR870000658Y1 (ko) | 유도등의 전원공급 장치 | |
JP4925286B2 (ja) | 放電灯点灯装置、及び照明器具 | |
JP2754576B2 (ja) | 放電ランプ点灯装置 | |
JP3511661B2 (ja) | 低電圧電球用電源装置 | |
JPS5942440B2 (ja) | 放電灯点灯装置 | |
JP3669088B2 (ja) | 放電灯点灯装置 | |
JPH11111476A (ja) | 放電灯点灯装置及び照明装置 | |
JP3382302B2 (ja) | 放電灯点灯装置 | |
JP5628658B2 (ja) | 放電灯点灯装置及びそれを用いた照明器具 | |
KR840002908Y1 (ko) | 비상유도등 | |
JP3829342B2 (ja) | 放電灯点灯装置 | |
JPH0150297B2 (no) |