GB1554744A - Electrodeless fluorescent lamps - Google Patents
Electrodeless fluorescent lampsInfo
- Publication number
- GB1554744A GB1554744A GB3692278A GB3692278A GB1554744A GB 1554744 A GB1554744 A GB 1554744A GB 3692278 A GB3692278 A GB 3692278A GB 3692278 A GB3692278 A GB 3692278A GB 1554744 A GB1554744 A GB 1554744A
- Authority
- GB
- United Kingdom
- Prior art keywords
- fluorescent lamps
- electrodeless fluorescent
- electrodeless
- lamps
- fluorescent
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J65/00—Lamps without any electrode inside the vessel; Lamps with at least one main electrode outside the vessel
- H01J65/04—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels
- H01J65/042—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field
- H01J65/048—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field the field being produced by using an excitation coil
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Discharge Lamps And Accessories Thereof (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US54237575A | 1975-01-20 | 1975-01-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1554744A true GB1554744A (en) | 1979-10-31 |
Family
ID=24163552
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3692178A Expired GB1554743A (en) | 1975-01-20 | 1976-01-20 | Electrodeless fluorescent lamps |
GB3692278A Expired GB1554744A (en) | 1975-01-20 | 1976-01-20 | Electrodeless fluorescent lamps |
GB222776A Expired GB1554741A (en) | 1975-01-20 | 1976-01-20 | Flourescent lamps |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3692178A Expired GB1554743A (en) | 1975-01-20 | 1976-01-20 | Electrodeless fluorescent lamps |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB222776A Expired GB1554741A (en) | 1975-01-20 | 1976-01-20 | Flourescent lamps |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS5197278A (en) |
BE (1) | BE837717A (en) |
BR (1) | BR7600347A (en) |
DE (1) | DE2601611C3 (en) |
FR (1) | FR2298188A1 (en) |
GB (3) | GB1554743A (en) |
IT (1) | IT1054251B (en) |
NL (1) | NL7600571A (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5390677A (en) * | 1977-01-20 | 1978-08-09 | Toshiba Corp | Fluorescent lamp |
JPS53105076A (en) * | 1977-02-23 | 1978-09-12 | Toshiba Corp | Fluorescent lamp |
JPS53117269A (en) * | 1977-03-22 | 1978-10-13 | Toshiba Corp | Electric lamp |
JPS5462680A (en) * | 1977-10-26 | 1979-05-19 | Toshiba Corp | Flash light |
-
1976
- 1976-01-17 DE DE19762601611 patent/DE2601611C3/en not_active Expired
- 1976-01-20 IT IT1939276A patent/IT1054251B/en active
- 1976-01-20 FR FR7601337A patent/FR2298188A1/en active Granted
- 1976-01-20 GB GB3692178A patent/GB1554743A/en not_active Expired
- 1976-01-20 BE BE163633A patent/BE837717A/en not_active IP Right Cessation
- 1976-01-20 BR BR7600347A patent/BR7600347A/en unknown
- 1976-01-20 GB GB3692278A patent/GB1554744A/en not_active Expired
- 1976-01-20 NL NL7600571A patent/NL7600571A/en not_active Application Discontinuation
- 1976-01-20 GB GB222776A patent/GB1554741A/en not_active Expired
- 1976-01-20 JP JP51004689A patent/JPS5197278A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
IT1054251B (en) | 1981-11-10 |
GB1554741A (en) | 1979-10-31 |
BR7600347A (en) | 1976-08-31 |
FR2298188A1 (en) | 1976-08-13 |
FR2298188B1 (en) | 1978-11-10 |
JPS5197278A (en) | 1976-08-26 |
DE2601611B2 (en) | 1979-11-08 |
BE837717A (en) | 1976-07-20 |
DE2601611A1 (en) | 1976-07-22 |
GB1554743A (en) | 1979-10-31 |
DE2601611C3 (en) | 1980-07-17 |
NL7600571A (en) | 1976-07-22 |
JPS5649414B2 (en) | 1981-11-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |