WO2006101153A1 - 無電極放電ランプ及びそれを備えた照明器具 - Google Patents
無電極放電ランプ及びそれを備えた照明器具 Download PDFInfo
- Publication number
- WO2006101153A1 WO2006101153A1 PCT/JP2006/305778 JP2006305778W WO2006101153A1 WO 2006101153 A1 WO2006101153 A1 WO 2006101153A1 JP 2006305778 W JP2006305778 W JP 2006305778W WO 2006101153 A1 WO2006101153 A1 WO 2006101153A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- bulb
- base
- discharge lamp
- protrusion
- electrodeless discharge
- Prior art date
Links
- 238000007789 sealing Methods 0.000 claims abstract description 17
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052753 mercury Inorganic materials 0.000 claims abstract description 14
- 230000005672 electromagnetic field Effects 0.000 claims abstract description 10
- 230000008878 coupling Effects 0.000 claims abstract description 3
- 238000010168 coupling process Methods 0.000 claims abstract description 3
- 238000005859 coupling reaction Methods 0.000 claims abstract description 3
- 230000002093 peripheral effect Effects 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 6
- 239000007789 gas Substances 0.000 description 18
- 230000006698 induction Effects 0.000 description 10
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 239000011521 glass Substances 0.000 description 6
- 229910000497 Amalgam Inorganic materials 0.000 description 4
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 229910052786 argon Inorganic materials 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- MPZNMEBSWMRGFG-UHFFFAOYSA-N bismuth indium Chemical compound [In].[Bi] MPZNMEBSWMRGFG-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 229910052743 krypton Inorganic materials 0.000 description 2
- DNNSSWSSYDEUBZ-UHFFFAOYSA-N krypton atom Chemical compound [Kr] DNNSSWSSYDEUBZ-UHFFFAOYSA-N 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000005283 ground state Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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
-
- 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
-
- 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
Definitions
- the present invention does not have an electrode in a bulb enclosing a discharge gas, and discharges the discharge gas by applying a high-frequency electromagnetic field formed by applying a high-frequency current to the induction coil to the discharge gas.
- the present invention relates to an electrode discharge lamp and a lighting fixture including the same.
- Electrodeless discharge lamps excite discharge gas enclosed in a bulb by a high-frequency electromagnetic field generated by flowing a high-frequency current through an induction coil, and the emitted ultraviolet light is more visible than phosphor material. It has been converted to. Since the electrodeless discharge lamp device has a structure that does not have an electrode inside, it has a longer life than a general fluorescent lamp that does not turn off due to electrode deterioration.
- bismuth-indium amalgam is used as a luminescent substance.
- This amalgam provides high light output over a wide range even if the ambient temperature changes compared to the light output at an ambient temperature of 25 ° C.
- high mercury vapor pressure is necessary to achieve high light output, but it takes time to reach the temperature necessary for mercury to evaporate, so the rise time is slow. is there.
- bismuth-indium amalgam it takes about 1 minute to secure 60% light output against stable light output.
- the electrodeless discharge lamp disclosed in Japanese Patent Laid-Open No. 2001-325920 uses pure mercury droplets as the discharge gas in order to shorten the rise time. According to this document, 50% of the maximum output is reached within 2 to 3 seconds after the lamp is started. This is because the mercury droplet has a shorter time to reach the temperature required for evaporation.
- the input power is large relative to the volume of the nozzle or when the ambient temperature is high, the temperature of the nozzle increases, the mercury vapor pressure decreases, and the light output decreases.
- amalgam As described above, when amalgam is used, the change in light output is small with respect to the change in ambient temperature.
- the coldest part of the bulb changes.
- base-up lighting when the lamp is lit with the base positioned upward (hereinafter referred to as base-up lighting), the protrusion provided on the top of the bulb is the coldest part, but with the base positioned below.
- base down lighting When it is lit (hereinafter referred to as base down lighting), the coldest part is directly above the base of the valve (hereinafter referred to as the valve neck).
- the volume of the bulb is reduced, the volume of the part where discharge occurs is relatively larger than the volume of the bulb, so the temperature of the coldest part must be kept constant regardless of the mounting direction of the electrodeless discharge lamp. Becomes difficult.
- the temperature control of the bulb protrusion in base-up lighting is possible by changing the diameter of the protrusion, and the temperature control of the bulb neck in force-based lighting is an issue.
- the present invention has been made to solve the above-described problems, and by providing the coldest part in the valve and controlling the coldest spot temperature, it is high even if the mounting direction changes. It is an object of the present invention to provide an electrodeless discharge lamp capable of maintaining light output and a lighting fixture including the electrodeless discharge lamp.
- An electrodeless discharge lamp includes a bulb in which mercury that is controlled by a discharge gas and a cold spot temperature is enclosed, a power force bra that generates a high-frequency electromagnetic field, and the bulb And a base for coupling the power force bra,
- the bulb is formed of a light-transmitting material, and includes a container having an opening, and a sealing member welded to the opening of the container and having a substantially cylindrical cavity.
- the base In the vicinity of the upper part of the base of the valve, the base is placed in a state where the base is disposed below.
- the projection is formed so that the vicinity of the upper part of the base becomes the coldest point when it is lit.
- the protrusion formed on the top of the bulb becomes the coldest point, so that it is the same as the conventional example
- the temperature of the protrusion can be controlled by changing the height of the protrusion.
- the base is turned on with the base arranged downward (base down lighting)
- the principle differs depending on the direction in which the protrusion is formed.
- the protrusion is formed to protrude inside the bulb, the volume of the discharge space near the protrusion is locally reduced. The light emission in the vicinity of is suppressed, and a part of the heat generated by the light emission is shielded by the protrusion.
- the temperature rise at the upper part of the base, that is, the valve neck is suppressed, and the valve neck becomes the coldest point.
- the protrusion is formed so as to protrude outside the bulb, the recess inside the protrusion will move away from the actual discharge generation force, and the heat generated by light emission will be transmitted to the protrusion. It becomes difficult.
- the temperature rise at the protrusion is suppressed, and the protrusion becomes the coldest point.
- the coldest spot temperature can be kept substantially constant in any case. Regardless of the mounting direction of the electrodeless discharge lamp, a constant light output can be obtained.
- FIG. 1 is a cross-sectional view showing a configuration of an electrodeless discharge lamp according to a first embodiment of the present invention.
- FIG. 2 is a perspective view showing a configuration of a lighting fixture including the electrodeless discharge lamp according to the first embodiment of the present invention.
- FIG. 3 is a cross-sectional view showing a configuration of an electrodeless discharge lamp according to a second embodiment of the present invention.
- FIG. 4 is a perspective view showing a configuration of a lighting fixture including an electrodeless discharge lamp according to a second embodiment of the present invention.
- FIG. 5 is a cross-sectional view showing a configuration of an electrodeless discharge lamp according to a third embodiment of the present invention. It is.
- FIG. 6 is a cross-sectional view showing a configuration of an electrodeless discharge lamp according to a fourth embodiment of the present invention.
- FIG. 7 is a cross-sectional view showing a configuration of a modification of the electrodeless discharge lamp according to the fourth embodiment of the present invention.
- FIG. 1 shows a configuration of an electrodeless discharge lamp according to the first embodiment.
- An electrodeless discharge lamp 1 according to the first embodiment includes a valve 10 in which a discharge gas and mercury controlled at the coldest point temperature are enclosed, and a power coupler 20 that generates a high-frequency electromagnetic field.
- the bulb 10 is formed of a light-transmitting material such as glass, and is formed in a substantially spherical container 14 having a circular opening, and welded to the circular opening of the container 14, and formed in the central part of the substantially cylindrical cavity 5 and cavity 5. It is a sealed container composed of a sealing member 11 or the like having an exhaust pipe 8.
- the power force bra 20 is composed of an induction coil that generates an induction electric field and a ferrite core, and is fitted to the cavity 5 so that the exhaust pipe 8 is located at the center thereof.
- a protective film 2 and a phosphor film 3 are applied to the inner peripheral surface of the spherical container 14. Further, the protective film 2 and the phosphor film 3 are also applied to the outer peripheral surface of the cavity 5 of the sealing member 11 (only a part is shown in the figure). Therefore, the protective film 2 and the phosphor film 3 are applied to almost the entire inner peripheral surface of the bulb 10.
- a metal such as Al O is used as a binder for the phosphor.
- Phosphor film 3 is protected by using an oxide and increasing the amount of addition, thereby preventing deterioration of the phosphor.
- an oxide In addition to Al 2 O, Y 2 O or MgO can be used as the binder.
- a base 15 made of a resin material or the like is attached to the valve neck 19 near the bottom of the nozzle 10 by bonding or the like.
- a mounting structure such as a bayonet structure (not shown) is provided on the base portion of the base 15 and the power coupler 20, and the valve 10 integrated with the base 15 is detachably attached to the power force bra 20. Yes.
- base Projection 4 is formed as the coldest part. Further, the welded portion between the container 14 of the nozzle 10 and the sealing member 11, that is, the vicinity of the sealing portion of the valve 10, more precisely, directly above the base 15 in a state where the base 15 is disposed below, An annular protrusion 17 that protrudes inside the valve 10 is formed along the outer peripheral surface of the cavity 5.
- the protrusion 17 functions as a discharge shielding means so that the vicinity of the protrusion 17 becomes the coldest point. Details thereof will be described later.
- the bulb 10 is filled with a rare gas such as argon or krypton. Further, a metal container 13 made of iron-nickel alloy is provided inside the exhaust pipe 8, and the total amount for releasing mercury in order to control the vapor pressure of mercury is provided inside the metal container 13. Is approximately 17 mg, and 50:50 Zn-Hg is encapsulated. Furthermore, a recess 9 for fixing the position of the metal container 13 is formed on the inner periphery of the exhaust pipe 8, and a glass rod 12 is disposed inside the exhaust pipe 8.
- a rare gas such as argon or krypton.
- FIG. 2 shows a configuration of a lighting fixture including the electrodeless discharge lamp according to the first embodiment of the present invention.
- the configuration of this lighting fixture is the same in the second to fourth embodiments described later.
- the power force bra 20 constituting the electrodeless discharge lamp 1 is fixed to a heat radiating plate 21, and the heat radiating plate 21 is attached to the ceiling, side wall, floor, etc. of the building.
- the power force bra 20 is composed of an induction coil and a ferrite core for generating a high-frequency electromagnetic field, and the end of the induction coil is connected to the lighting circuit 23 via an electric wire 22.
- the noble 10 integrated with the base 15 is fitted with the power force bra 20, whereby an illumination device including the electrodeless discharge lamp 1 is configured. Since the high-frequency current flowing through the induction coil of the power force bra 20 is a low frequency of several hundred kHz, a bright core (magnetic core) is provided inside the induction coil.
- the protrusion 17 is formed directly above the base 15 of the bulb 10, that is, the bulb neck 19, so that the vicinity of the protrusion 17 is formed.
- the volume of the discharge space is getting smaller locally.
- this electrodeless discharge lamp 1 is turned on in a base-down manner, light emission in the vicinity of the protrusion 17 is suppressed, and part of the heat generated by the light emission is shielded by the protrusion 17.
- the temperature rise of the valve neck portion 19 is suppressed, and the valve neck portion 19 becomes the coldest point.
- the protrusion 4 formed on the top of the bulb 10 becomes the coldest point as in the conventional example.
- the temperature of the coldest spot is measured and can be kept substantially constant in any case. It was confirmed that it was possible. As a result, a constant light output can be obtained regardless of the mounting direction of the electrodeless discharge lamp 1.
- the protrusion 17 is formed in an annular shape along the circumferential direction of the cavity 5. At least one protrusion 17 is formed on the outer peripheral surface of the cavity 5 without being limited thereto. It only has to be done. Alternatively, the protrusions 17 may be formed at a plurality of locations along the circumferential direction of the cavity 5.
- FIG. 3 shows a configuration of an electrodeless discharge lamp according to the second embodiment.
- the parts denoted by the same reference numerals as those of the electrodeless discharge lamp according to the first embodiment shown in FIG. 1 are substantially the same, and the description thereof is omitted.
- the nozzle 10 is configured in the vicinity of the sealing portion of the valve 10, that is, immediately above the base 15 in a state where the base 15 is disposed below.
- a ring-shaped protrusion 16 that protrudes outward along the circumferential direction of the container 14 is formed.
- the concave portion inside the protrusion 16 also reduces the actual force at which the discharge is generated, and it is accompanied by light emission. The generated heat is not easily transmitted to the protrusion 16. As a result, the temperature rise at the protrusion 16 is suppressed.
- the protrusion 16 When this electrodeless discharge lamp 1 is lit down on the base, the protrusion 16 is at its maximum. It becomes a cold spot. On the other hand, when the electrodeless discharge lamp 1 is lit up in the base, the protrusion 4 formed at the top of the bulb 10 becomes the coldest point, as in the first embodiment. As described above, the position of the coldest spot changes depending on the mounting direction of the electrodeless discharge lamp 1, but when the temperature of the coldest spot is measured, it can be kept almost constant in any case. It was confirmed that there was. As a result, a constant light output can be obtained regardless of the mounting direction of the electrodeless discharge lamp 1.
- the protrusion 16 is formed in an annular shape along the circumferential direction of the container 14.
- the present invention is not limited to this, and at least one protrusion 16 is provided on the outer peripheral surface of the container 14. It only has to be formed.
- the protrusions 16 may be formed at a plurality of locations along the circumferential direction of the container 14.
- FIG. 4 shows a configuration of a lighting fixture including an electrodeless discharge lamp according to a second embodiment of the present invention.
- the configuration of the lighting fixture is different from the lighting fixture of the first embodiment only in the shape of the bulb 10. The description is omitted.
- FIG. 5 shows a configuration of an electrodeless discharge lamp according to the third embodiment.
- the power force bra 20 fitted to the cavity 5 is also shown by a solid line.
- the valve 10 in the third embodiment includes an annular protrusion 17 formed along the outer peripheral surface of the cavity 5 that is a feature of the first embodiment, and a second embodiment. It is provided with a protrusion 16 formed in an annular shape along the circumferential direction of the container 14 which is a feature of the above. Further, the power force bra 20 is provided with a spring member 18 that fits into the recess inside the protrusion 17.
- the valve 10 and the power coupler 20 can be more stably fixed. Can do.
- the illumination device that works in the third embodiment is the same as that in the second embodiment shown in FIG.
- FIG. 6 shows a configuration of an electrodeless discharge lamp according to the fourth embodiment.
- the exhaust pipe 8 is provided at the center of the cavity 5.
- these protrusions 16 are provided.
- Part 4 and Z or protrusion 16 are used as an exhaust pipe or a part thereof.
- the exhaust pipe 8 is used to exhaust the internal air after the container 14 and the sealing member 11 are welded and inject a discharge gas such as argon or krypton. Therefore, it does not necessarily have to be in the center of Cavity 5.
- a discharge gas such as argon or krypton. Therefore, it does not necessarily have to be in the center of Cavity 5.
- the reason why the exhaust pipe 8 is provided at the center of the cavity 5 is that the substantially spherical container 14 is easily manufactured and the appearance of the electrodeless discharge lamp 1 is improved.
- the protruding portion 4 is formed at the top of the bulb 10, so that the above reason need not be considered. Therefore, as shown in FIG.
- the protrusion 4 at the top of the valve 10 is formed with an exhaust pipe 8 A having a smaller inner diameter.
- an exhaust pipe 8 A having a smaller inner diameter.
- a glass pipe is welded to the protruding portion 4 of the container 14 of the first embodiment shown in FIG. 1 and used as an exhaust pipe, and the opening of the glass pipe is welded and sealed after the discharge gas is injected. is there.
- the valve neck portion 19 of the valve 10 is formed with a projection portion 16 that also serves as an exhaust pipe 8B having a small inner diameter.
- the glass pipe is welded to the nozzle neck 19 of the container 14 of the first embodiment shown in FIG. 1 and used as an exhaust pipe, and the opening of the glass pipe is welded after the placement of the metal container 13 and the discharge gas injection. It is a trace of sealing.
- the exhaust pipes 8A and 8B at two locations, it is possible to reduce the time required for exhausting the impure gas and injecting the discharge gas.
- the time required for manufacturing the bulb 10 can be greatly shortened by using one for exhausting impure gas and the other for injecting discharge gas. Further, the same effect can be obtained even if the protrusions 16 that also serve as the exhaust pipe 8B are formed at a plurality of locations.
- the present invention is not limited to the configuration of the embodiment described above, and various modifications can be made without departing from the spirit of the invention.
- the exhaust pipe 8A is formed on the protrusion 4 at the top of the valve 10 and the metal container 13 is evacuated as in the fourth embodiment. It may be provided inside the tube 8A.
- the exhaust pipe 8 at the center of the cavity 5 can be omitted.
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Electromagnetism (AREA)
- Discharge Lamps And Accessories Thereof (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/909,336 US7719173B2 (en) | 2005-03-23 | 2006-03-23 | Electrodeless discharge lamp and lighting apparatus using the same |
EP06729745A EP1868227A4 (en) | 2005-03-23 | 2006-03-23 | DISCHARGE LAMP WITHOUT ELECTRODE AND LIGHT SOURCE COMPRISING THE SAME |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005-084862 | 2005-03-23 | ||
JP2005084862A JP4872224B2 (ja) | 2005-03-23 | 2005-03-23 | 無電極放電ランプと同ランプを備えた照明器具 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006101153A1 true WO2006101153A1 (ja) | 2006-09-28 |
Family
ID=37023810
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2006/305778 WO2006101153A1 (ja) | 2005-03-23 | 2006-03-23 | 無電極放電ランプ及びそれを備えた照明器具 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7719173B2 (ja) |
EP (1) | EP1868227A4 (ja) |
JP (1) | JP4872224B2 (ja) |
KR (1) | KR100893023B1 (ja) |
CN (1) | CN100583386C (ja) |
WO (1) | WO2006101153A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008038612A1 (fr) * | 2006-09-29 | 2008-04-03 | Panasonic Electric Works Co., Ltd. | Lampe à excitation haute fréquence, dispositif d'éclairage et procédé de fabrication d'une lampe à excitation haute fréquence |
JP2008108717A (ja) * | 2006-09-29 | 2008-05-08 | Matsushita Electric Works Ltd | 無電極放電ランプ、及び照明器具、及び無電極放電ランプの製造方法 |
CN101964300A (zh) * | 2010-07-27 | 2011-02-02 | 丁春辉 | 一种双向高频无极灯灯泡及高频无极灯 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4915909B2 (ja) * | 2006-06-27 | 2012-04-11 | パナソニック株式会社 | 無電極放電灯及び照明器具 |
JP2008159436A (ja) * | 2006-12-25 | 2008-07-10 | Matsushita Electric Works Ltd | 無電極放電ランプ及び照明器具 |
JP4379532B2 (ja) * | 2007-07-26 | 2009-12-09 | パナソニック電工株式会社 | 照明装置 |
JP5330856B2 (ja) * | 2009-02-20 | 2013-10-30 | パナソニック株式会社 | 無電極放電ランプおよび照明器具 |
CN112820624A (zh) * | 2021-02-23 | 2021-05-18 | 北京朗菲霖科技研发有限公司 | 一种汞无极元素灯模块 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4871944A (en) | 1979-02-13 | 1989-10-03 | North American Philips Corp. | Compact lighting unit having a convoluted fluorescent lamp with integral mercury-vapor pressure-regulating means, and method of phosphor-coating the convoluted envelope for such a lamp |
JPH08153489A (ja) * | 1994-11-29 | 1996-06-11 | Toshiba Lighting & Technol Corp | 蛍光ランプおよびこれを用いた照明装置ならびに蛍光ランプ装置 |
JPH0963543A (ja) | 1995-08-21 | 1997-03-07 | Hitachi Ltd | 無電極ランプ |
JPH09320522A (ja) * | 1996-05-24 | 1997-12-12 | Hitachi Ltd | 蛍光ランプ |
JPH1092390A (ja) * | 1996-06-26 | 1998-04-10 | General Electric Co <Ge> | 無電極蛍光ランプ |
US6124679A (en) | 1992-05-20 | 2000-09-26 | Cadence Design Systems, Inc. | Discharge lamps and methods for making discharge lamps |
JP2001325920A (ja) * | 2000-05-12 | 2001-11-22 | Matsushita Electric Ind Co Ltd | 無電極放電ランプ |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1125773A (en) * | 1965-08-12 | 1968-08-28 | Gen Electric Co Ltd | Improvements in or relating to low pressure sodium vapour electric discharge lamps |
NL7906203A (nl) * | 1979-08-15 | 1981-02-17 | Philips Nv | Lagedrukkwikdampontladingslamp. |
US5294867A (en) * | 1992-03-13 | 1994-03-15 | Gte Products Corporation | Low pressure mercury vapor discharge lamp containing an amalgam |
EP0565759B1 (en) | 1992-04-15 | 1997-09-24 | International Business Machines Corporation | Method and device for decoding F2F signals read from a magnetic data carrier |
JPH07272688A (ja) | 1994-03-25 | 1995-10-20 | Philips Electron Nv | 無電極低圧水銀蒸気放電ランプ |
GB9521373D0 (en) * | 1995-10-18 | 1995-12-20 | Gen Electric | Electrodeless fluorescent lamp |
KR20000015020A (ko) * | 1998-08-26 | 2000-03-15 | 김승곤 | 무전극 방전 램프 및 그 제조방법 |
-
2005
- 2005-03-23 JP JP2005084862A patent/JP4872224B2/ja not_active Expired - Fee Related
-
2006
- 2006-03-23 US US11/909,336 patent/US7719173B2/en not_active Expired - Fee Related
- 2006-03-23 KR KR1020077022778A patent/KR100893023B1/ko not_active IP Right Cessation
- 2006-03-23 CN CN200680009277A patent/CN100583386C/zh not_active Expired - Fee Related
- 2006-03-23 EP EP06729745A patent/EP1868227A4/en not_active Withdrawn
- 2006-03-23 WO PCT/JP2006/305778 patent/WO2006101153A1/ja active Application Filing
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4871944A (en) | 1979-02-13 | 1989-10-03 | North American Philips Corp. | Compact lighting unit having a convoluted fluorescent lamp with integral mercury-vapor pressure-regulating means, and method of phosphor-coating the convoluted envelope for such a lamp |
US6124679A (en) | 1992-05-20 | 2000-09-26 | Cadence Design Systems, Inc. | Discharge lamps and methods for making discharge lamps |
JPH08153489A (ja) * | 1994-11-29 | 1996-06-11 | Toshiba Lighting & Technol Corp | 蛍光ランプおよびこれを用いた照明装置ならびに蛍光ランプ装置 |
JPH0963543A (ja) | 1995-08-21 | 1997-03-07 | Hitachi Ltd | 無電極ランプ |
JPH09320522A (ja) * | 1996-05-24 | 1997-12-12 | Hitachi Ltd | 蛍光ランプ |
JPH1092390A (ja) * | 1996-06-26 | 1998-04-10 | General Electric Co <Ge> | 無電極蛍光ランプ |
US5834890A (en) | 1996-06-26 | 1998-11-10 | General Electric Company | Electrodeless fluorescent lamp |
JP2001325920A (ja) * | 2000-05-12 | 2001-11-22 | Matsushita Electric Ind Co Ltd | 無電極放電ランプ |
Non-Patent Citations (1)
Title |
---|
See also references of EP1868227A4 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008038612A1 (fr) * | 2006-09-29 | 2008-04-03 | Panasonic Electric Works Co., Ltd. | Lampe à excitation haute fréquence, dispositif d'éclairage et procédé de fabrication d'une lampe à excitation haute fréquence |
JP2008108717A (ja) * | 2006-09-29 | 2008-05-08 | Matsushita Electric Works Ltd | 無電極放電ランプ、及び照明器具、及び無電極放電ランプの製造方法 |
KR101030481B1 (ko) | 2006-09-29 | 2011-04-25 | 파나소닉 전공 주식회사 | 무전극 방전 램프, 조명 기구, 및 무전극 방전 램프의 제조 방법 |
US8198792B2 (en) | 2006-09-29 | 2012-06-12 | Panasonic Corporation | Electrodeless discharge lamp, lighting fixture, and method for manufacturing electrodeless discharge lamp |
EP2063454A4 (en) * | 2006-09-29 | 2012-12-12 | Panasonic Corp | ELECTRODELESS DISCHARGE LAMP AND LIGHTING DEVICE AND METHOD FOR PRODUCING THE ELECTRODELESS DISCHARGE LAMP |
CN101964300A (zh) * | 2010-07-27 | 2011-02-02 | 丁春辉 | 一种双向高频无极灯灯泡及高频无极灯 |
Also Published As
Publication number | Publication date |
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JP4872224B2 (ja) | 2012-02-08 |
CN101147231A (zh) | 2008-03-19 |
KR100893023B1 (ko) | 2009-04-15 |
JP2006269229A (ja) | 2006-10-05 |
KR20070110534A (ko) | 2007-11-19 |
US7719173B2 (en) | 2010-05-18 |
US20090051291A1 (en) | 2009-02-26 |
EP1868227A4 (en) | 2010-10-06 |
CN100583386C (zh) | 2010-01-20 |
EP1868227A1 (en) | 2007-12-19 |
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