JPH0448503A - Lighting device for discharge lamp and illumination apparatus thereof - Google Patents
Lighting device for discharge lamp and illumination apparatus thereofInfo
- Publication number
- JPH0448503A JPH0448503A JP15666990A JP15666990A JPH0448503A JP H0448503 A JPH0448503 A JP H0448503A JP 15666990 A JP15666990 A JP 15666990A JP 15666990 A JP15666990 A JP 15666990A JP H0448503 A JPH0448503 A JP H0448503A
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- terminal block
- case
- circuit board
- reflector
- 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.)
- Pending
Links
- 238000005286 illumination Methods 0.000 title 1
- 230000000630 rising effect Effects 0.000 claims description 10
- 239000000758 substrate Substances 0.000 claims 1
- 229910000859 α-Fe Inorganic materials 0.000 description 13
- 238000003780 insertion Methods 0.000 description 8
- 230000037431 insertion Effects 0.000 description 8
- 239000003990 capacitor Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000004804 winding Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Securing Globes, Refractors, Reflectors Or The Like (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
Description
【発明の詳細な説明】
〔発明の目的〕
（産業上の利用分野）
本発明は天井に取付けられる照明器具用などの放電灯点
灯装置およびその照明器具に関する。DETAILED DESCRIPTION OF THE INVENTION [Object of the Invention] (Industrial Application Field) The present invention relates to a discharge lamp lighting device for a lighting fixture mounted on a ceiling and the lighting fixture thereof.
（従来の技術）
従来のこの種の放電灯点灯装置は、ランプ長と同程度の
長さ寸法をもつ器具シャーシに、インバータ点灯回路を
装着した回路基板を収納した筒状ケースを取付ける構造
が採られていた。そして、この配線は、インバータ点灯
回路を装着する回路基板と電源およびランプとをそれぞ
れ接続する引出し電線が多く、引出し電線はシャーシに
それぞれ取付けられた端子台を介して接続され、組立て
に手数が掛り、また、点灯装置の薄形、小形化の障害と
なっており、さらに、この放電灯点灯回路を用いた照明
器具も、インバータ点灯回路を装着した回路基板、端子
台などを取付けたシャーシに反射板を取付けた構造が採
られ、器具の薄形、小形化の障害となっていた。(Prior art) This type of conventional discharge lamp lighting device has a structure in which a cylindrical case housing a circuit board equipped with an inverter lighting circuit is attached to an appliance chassis with a length dimension comparable to the length of the lamp. It was getting worse. This wiring has many lead-out wires that connect the circuit board on which the inverter lighting circuit is mounted, the power supply, and the lamp, respectively, and the lead-out wires are connected via terminal blocks each attached to the chassis, which requires time and effort to assemble. In addition, this is an obstacle to making lighting devices thinner and more compact.Furthermore, lighting equipment using this discharge lamp lighting circuit also suffers from reflections on the chassis on which the circuit board and terminal block are installed, which are equipped with an inverter lighting circuit. A plate-mounted structure was adopted, which was an obstacle to making the device thinner and smaller.
（発明が解決しようとする課題）
従来の放電灯点灯装置は、インバータ点灯回路を装着し
た回路基板をケースに収納し、このケースおよび端子台
などがシャーシにそれぞれ個々に取付けているため、薄
形、小形化に問題があり、この放電灯点灯装置を用いた
照明器具も薄形、小形化が困難であった。(Problems to be Solved by the Invention) In conventional discharge lamp lighting devices, a circuit board equipped with an inverter lighting circuit is housed in a case, and the case, terminal block, etc. are individually attached to the chassis. However, there was a problem in miniaturization, and it was difficult to make lighting equipment using this discharge lamp lighting device thin and compact.
本発明は上記問題点に鑑みなされたもので、組立て性が
良好で、薄形、小形化が可能な放電灯点灯装置を提供す
るとともにこの放電灯点灯装置を用いることにより薄形
、小形の照明器具を提供するものである。The present invention has been made in view of the above problems, and provides a discharge lamp lighting device that is easy to assemble and can be made thin and compact. It provides equipment.
（課題を解決するための手段）
請求項１に記載の発明の放電灯点灯装置は、両端に開口
を形成した筒状ケースと、このケース内にインバータ点
灯回路を基板に装着して収納された回路基板部と、前記
ケースの両端開口をそれぞれ閉塞して設けられ前記回路
基板部に接続された接続端子を内蔵した一対の端子台と
を備え、前記一方の端子台には電源線の接続端子を側面
に配設した端子台部を形成し、前記他方の端子台にはラ
ンプに接続される負荷側端子を上面に配設した端子台部
を形成したものである。(Means for Solving the Problems) The discharge lamp lighting device of the invention according to claim 1 includes a cylindrical case having openings formed at both ends, and an inverter lighting circuit mounted on a board and housed in the case. It includes a circuit board section, and a pair of terminal blocks that are provided by closing openings at both ends of the case and have built-in connection terminals connected to the circuit board section, and the one terminal block has a connection terminal for a power line. A terminal block portion is formed on the side surface thereof, and the other terminal block is formed with a terminal block portion having a load side terminal connected to the lamp on the upper surface thereof.
請求項２に記載の発明の放電灯点灯装置は、請求項１に
記載の放電灯点灯装置において、ケースは、造営物に取
付ける取付は孔を設け回路基板部を取付は収納する断面
略コ字形の下ケース部材と、この下ケース部材に取付け
られ前記回路基板部を覆う上ケース部材とからなるもの
である。The discharge lamp lighting device of the invention according to claim 2 is the discharge lamp lighting device according to claim 1, wherein the case has a substantially U-shaped cross section with a hole for mounting the circuit board portion on the structure. It consists of a lower case member, and an upper case member attached to the lower case member and covering the circuit board section.
請求項３に記載の発明の照明器具は、両端に開口を形成
した筒状ケースと、このケース内にインバータ点灯回路
を基板に装着して収納された回路基板部と、前記ケース
の両端開口をそれぞれ閉塞して設けられかつ前記回路基
板部に接続された接続端子を内蔵した一対の端子台と、
前記ケースに取付けられる反射体と、この反射体に取付
けられたランプソケットとを備え、前記ケースは、造営
物に取付ける取付は孔を設け前記回路基板部を取付は収
納した断面略コ字形の下ケース部材と、この下ケース部
材に取付けられ前記回路基板部を覆う上ケース部材とか
らなり、前記一方の端子台には電源線の接続端子を側面
に配設した端子台部を形成し、前記他方の端子台にはラ
ンプに接続される負荷側端子を上面に配設した端子台部
を形成し、前記反射板は略平坦の反射面を有し周囲に前
記ケースを覆う立上り側面を形成し内面に前記ランプソ
ケットに配線する配線面を形成するとともに前記他方の
端子台に接続されるコネクタを保持したものである。The lighting device of the invention according to claim 3 includes: a cylindrical case with openings formed at both ends; a circuit board section in which an inverter lighting circuit is mounted on a board and housed in the case; and an opening at both ends of the case. a pair of terminal blocks each having a built-in connection terminal that is closed and connected to the circuit board portion;
The case includes a reflector that is attached to the case, and a lamp socket that is attached to the reflector. It consists of a case member and an upper case member that is attached to the lower case member and covers the circuit board part, and the one terminal block is formed with a terminal block part having a power line connection terminal arranged on the side surface, The other terminal block has a terminal block portion having a load-side terminal connected to the lamp on the top surface, and the reflector plate has a substantially flat reflective surface and a raised side surface surrounding the case. A wiring surface for wiring to the lamp socket is formed on the inner surface, and a connector to be connected to the other terminal block is held.
請求項４に記載の発明の照明器具は、請求項３に記載の
照明器具において、端子台に反射体取付は部を一体的に
形成したものである。A lighting fixture according to a fourth aspect of the invention is the lighting fixture according to claim 3, in which a reflector mounting portion is integrally formed with the terminal block.
（作用）
請求項１に記載の発明の放電灯点灯装置は、両端に開口
を形成した筒状ケース内にインバータ点灯回路を基板に
装着した回路基板部を収納し、このケースの両端開口を
それぞれ前記回路基板部に接続された接続端子を内蔵し
た一対の端子台にて閉塞することにより、放電灯点灯装
置が組立てられ、一方の端子台に配設した端子台部の接
続端子に電源端子を接続し、また、他方の端子台に配設
した端子台部の上面の負荷側端子にランプ側を接続すれ
ばよく、しかも、他方の端子台は端子台部は上面に負荷
側端子を配設したため、引出し線が多くても、負荷側端
子を配設する面積を広くとれ、点灯装置の薄形、小形化
が図れる。(Function) The discharge lamp lighting device according to the invention as set forth in claim 1 houses a circuit board portion on which an inverter lighting circuit is mounted on the board in a cylindrical case having openings at both ends, and has openings at both ends of the case. A discharge lamp lighting device is assembled by blocking a pair of terminal blocks with built-in connection terminals connected to the circuit board, and a power terminal is connected to the connection terminal of the terminal block disposed on one terminal block. In addition, all you have to do is connect the lamp side to the load side terminal on the top of the terminal block on the other terminal block, and the load side terminal on the top of the terminal block on the other terminal block. Therefore, even if there are many lead wires, a large area for arranging the load-side terminals can be secured, and the lighting device can be made thinner and smaller.
請求項２に記載の発明の放電灯点灯装置は、回路基板部
を取付けた断面略コ字形の下ケース部材に上ケース部材
を取付けることにより回路基板部を覆うケースが形成さ
れ、下ケース部材の取付は孔にて造営物に取付けること
により点灯装置を造営物に取付けることができる。In the discharge lamp lighting device of the invention as set forth in claim 2, the case covering the circuit board is formed by attaching the upper case member to the lower case member having a substantially U-shaped cross section to which the circuit board is attached. The lighting device can be attached to the structure by attaching it to the structure through a hole.
請求項３に記載の発明の照明器具は、請求項２に記載の
放電灯点灯装置のケースにランプソケットを設けた反射
体を取付けることにより、照明器具が構成され、しかも
、反射体の周囲に形成した立上り側面で放電灯点灯装置
のケースが覆われ、内面の配線面のランプソケットに接
続した配線面の配線を他方の端子台の負荷側端子にコネ
クタを接続することにより８昌に電線接続ができ、照明
器具の薄形、小形化が図れる。In the lighting fixture of the invention set forth in claim 3, the lighting fixture is configured by attaching a reflector provided with a lamp socket to the case of the discharge lamp lighting device set forth in claim 2, and that The case of the discharge lamp lighting device is covered by the formed rising side, and the wiring on the wiring surface connected to the lamp socket on the inner wiring surface is connected to the load side terminal of the other terminal block with a connector to connect the electric wires to 8 sides. This allows lighting equipment to be made thinner and smaller.
請求項４に記載の発明の照明器具は、端子台に一体的に
形成した反射体取付は部に反射体を取付けることができ
、部品数が少なく、構造が簡単になり、組立て性が向上
される。In the lighting device of the invention according to claim 4, the reflector can be attached to the terminal block integrally formed with the reflector, the number of parts is small, the structure is simple, and the ease of assembly is improved. Ru.
（実施例）
本発明の一実施例の構成を第１図乃至第４図について説
明する。(Embodiment) The configuration of an embodiment of the present invention will be described with reference to FIGS. 1 to 4. FIG.
１はケースで、このケース１は、断面略コ字形の下ケー
ス部材２とこの下ケース部材２に嵌合される略断面コ字
状の上ケース部材３とにて両端に開口した偏平矩形筒状
に形成され、この両ケース部材２．３のいずれか一方の
側面に形成したボス状突部と他方の側面に形成したボス
状凹部４とにより嵌合状態が保持されるようになってい
る。Reference numeral 1 denotes a case, and the case 1 is a flat rectangular cylinder opened at both ends, consisting of a lower case member 2 having a substantially U-shaped cross section and an upper case member 3 having a substantially U-shaped cross section fitted into the lower case member 2. The fitted state is maintained by a boss-like protrusion formed on one side of both case members 2.3 and a boss-like recess 4 formed on the other side. .
そして、前記下ケース部材２は前記上ケース部材３より
長手方向に両端側が延在されて長く形成され、この下ケ
ース部材２の上ケース部材３より突出する両端部が天井
などの造営物に取付ける取付は孔５を設けた取付は部６
に形成されている。The lower case member 2 is formed longer than the upper case member 3 with both ends thereof extending in the longitudinal direction, and both ends of the lower case member 2 protruding from the upper case member 3 are attached to a structure such as a ceiling. For installation, use hole 5 for installation at part 6.
is formed.
また、７はインバータ点灯回路をプリント回路基板８に
装着した回路基板部で、この回路基板部７は前記下ケー
ス部材２に収納して取付けられ、前記上ケース部材３に
て覆われるようになっている。このインバータ点灯回路
は回路基板８の表面にスルーホール挿入部品として、例
えば、放熱板９を装着したトランジスタｌＯ、コンデン
サ１１、抵抗１２などと、回路基板８の裏面に面実装部
品として、例えば、コンデンサ１３．抵抗１４などと、
および回路基板８を挿通して取付けたインバータトラン
ス１５にて形成されている。このインバータトランス１
５は、第５図および第６図に示すように、上下に互いに
対向して突合わされるフェライトコア１６１７とこのフ
ェライトコア１６． ＋７に巻回した二次コイル１８
および二次コイル１９とにて形成されている。そして、
フェライトコア１６． ＩＴは中央腐心２０の両側に
直角に連なる連結部２１を介して側脚心２２がそれぞれ
平行に形成され、この中央腐心２０と側脚心２２との間
に位置して連結部２１に漏洩周心２３がそれぞれ平行に
形成されている。なお、側脚心２２が互いに突合わされ
るように中央腐心２０より長く突出され、また、中央腐
心２０より漏洩周心２３が短く、中央腐心２０．２０の
先端間の空隙Ｇ１と漏洩鉄心２３の先端間の空隙Ｇ、と
の関係は、Ｇ、＜６２となっている。Reference numeral 7 denotes a circuit board section in which an inverter lighting circuit is mounted on a printed circuit board 8. This circuit board section 7 is housed and attached to the lower case member 2, and is covered with the upper case member 3. ing. This inverter lighting circuit has through-hole inserted components on the front surface of the circuit board 8, such as a transistor 1O mounted with a heat sink 9, a capacitor 11, a resistor 12, etc., and surface-mounted components on the back surface of the circuit board 8, such as a capacitor. 13. Resistor 14 etc.
and an inverter transformer 15 attached by inserting the circuit board 8. This inverter transformer 1
As shown in FIGS. 5 and 6, ferrite core 1617 and ferrite core 16.5 are vertically opposed and abutted against each other. Secondary coil 18 wound at +7
and a secondary coil 19. and,
Ferrite core 16. In IT, side leg centers 22 are formed parallel to each other via connecting portions 21 that are connected at right angles to both sides of the center rotary center 20, and a leakage circumferential center 23 is located between the center rotary center 20 and the side leg centers 22 and connected to the connecting portion 21. are formed parallel to each other. In addition, the side leg cores 22 are projected longer than the center rotary core 20 so as to butt each other, and the leaky circumferential core 23 is shorter than the center rotary core 20, and the gap G1 between the tips of the center rotary cores 20 and 20 and the tip of the leaky core 23 The relationship with the gap G between the two is G<62.
また、前記−次コイル１８は前記フェライトコア１６．
＋７の中央腐心２０に嵌合され外周面にコイル巻回部
を開放したコイルボビン２４に巻回され、前記二次コイ
ル１９は漏洩周心２３に嵌合され外周面にコイル巻回部
を開放したコイルボビン２５に巻回され、−次コイル１
８の外側に二次コイル１９が配設されている。Further, the secondary coil 18 is connected to the ferrite core 16.
It is wound around a coil bobbin 24 that is fitted to a center rotary core 20 of +7 and has a coil winding portion open on the outer circumferential surface, and the secondary coil 19 is fitted to a leaky circumferential center 23 and has a coil winding portion open on the outer circumferential surface. It is wound around the coil bobbin 25, and the -th coil 1
A secondary coil 19 is disposed outside of the coil 8 .
そして、第１図に示すように、前記インバータトランス
１５の下部フェライトコア１７の前記回路基板８に形成
した挿通孔２６に嵌合され、この下部フェライトコア１
７の底面は前記下ケース部材２の内面に近接または当接
され、上部フェライトコア１６の上面は前記上ケース部
材３の内面に近接または当接され、この−次コイル１８
および二次コイル１９の引出し線にそれぞれコイルボビ
ン２４．２５の上部で接続した端子２７は前記回路基板
８の表面にスルーホール挿入され、回路基板８の下面で
接続され、この−次コイル１８および二次コイル１９は
巻回方向が前記回路基板８と平行方向となるようにコイ
ルボビン２４．２５の下面が回路基板８に当接または近
接されるようになっている。As shown in FIG. 1, the lower ferrite core 17 of the inverter transformer 15 is fitted into the insertion hole 26 formed in the circuit board 8.
The bottom surface of the upper ferrite core 16 is close to or in contact with the inner surface of the lower case member 2, and the upper surface of the upper ferrite core 16 is close to or in contact with the inner surface of the upper case member 3.
Terminals 27 connected to the lead wires of the secondary coil 19 at the upper part of the coil bobbin 24 and 25 are inserted through through holes into the surface of the circuit board 8, and are connected to the lower surface of the circuit board 8. The lower surfaces of the coil bobbins 24 and 25 of the secondary coil 19 are brought into contact with or close to the circuit board 8 so that the winding direction thereof is parallel to the circuit board 8.
また、例えば、トランジスタＩＯに装着した放熱板９は
前記下ケース部材２の側面および上部ケース部材３の内
面に面接触されるようになっている。Further, for example, the heat sink 9 attached to the transistor IO is brought into surface contact with the side surface of the lower case member 2 and the inner surface of the upper case member 3.
さらに、インバータ回路３０は、第８図に示すように、
交流電源３１に接続された直流電源回路３２に接続され
、このインバータ回路３０の前記インノく−タトランス
１５の二次コイル１９に蛍光ランプ３３が接続されるよ
うになっている。そして、このインバータ回路３０は、
例えば、スイッチングトランジスタ３４のオン、オフ動
作によってこのトランジスタ３４のエミッタに接続され
たコンデンサ３５とインバータトランス１５の一次コイ
ル１８とにて形成される共振回路の共振動作で二次コイ
ル１９から蛍光ランプ３３に動作電圧が印加される。な
お、前記トランジスタ３４のエミッタ、コレクタ間にト
ランジスタ保護ダイオード３６が接続されている。Furthermore, the inverter circuit 30, as shown in FIG.
It is connected to a DC power supply circuit 32 connected to an AC power supply 31, and a fluorescent lamp 33 is connected to the secondary coil 19 of the inverter transformer 15 of this inverter circuit 30. This inverter circuit 30 is
For example, by the on/off operation of the switching transistor 34, the fluorescent lamp 33 is transferred from the secondary coil 19 to the fluorescent lamp 33 by the resonant operation of a resonant circuit formed by the capacitor 35 connected to the emitter of the transistor 34 and the primary coil 18 of the inverter transformer 15. An operating voltage is applied to. Note that a transistor protection diode 36 is connected between the emitter and collector of the transistor 34.
そして、このインバータトランス１５はコンデンサ３５
とインバータトランス１５の一次コイル１８とにて形成
される共振回路の共振動作で、−次コイル１８に励磁電
流が流れ、第７図に示すように、次コイル１８に発生さ
れる励磁磁束は一方のフェライトコア１６の中央腐心２
０から側脚心２２を経て他方のフェライトコア１７の側
脚心２２を通って中央腐心２０に循環し、励磁磁束は第
７図に実線で示す磁気回路となり、中央腐心２０は磁束
の発生部のため、磁気抵抗にはほとんど関係がなく、こ
の磁気回路における磁気抵抗は側脚心２２．２２の突き
当て部のみで、磁気抵抗はきわめて小さく、磁気エネル
ギーの略ＩＮ％近くが二次コイル１９に供給される。This inverter transformer 15 is connected to a capacitor 35.
Due to the resonance operation of the resonant circuit formed by the primary coil 18 of the inverter transformer 15 and the primary coil 18 of the inverter transformer 15, an excitation current flows through the secondary coil 18, and as shown in FIG. The center rotary core 2 of the ferrite core 16
0, through the side leg core 22 of the other ferrite core 17, and circulates to the central rotary core 20, and the exciting magnetic flux becomes a magnetic circuit shown by the solid line in FIG. , has little to do with magnetic resistance, and the magnetic resistance in this magnetic circuit is only at the abutting portions of the side leg cores 22, 22, and the magnetic resistance is extremely small, with approximately IN% of the magnetic energy being supplied to the secondary coil 19. Ru.
また、二次コイル１９により漏洩インダクタンス生成用
の磁気回路は第７図に鎖線で示すように、側脚心２２と
漏洩腐心２３との間で形成され、この磁気回路の磁気の
流れ方向は一次コイル１８の励磁磁束の流れと逆になり
、漏洩腐心２３．０間の空隙での磁気漏洩により限流用
の漏洩インダクタンスが得られ、二次コイル１９が蛍光
ランプ３３に対して放出する動作電流を制限できる。こ
の磁気回路は一次コイル１８の磁気回路の磁路より短く
、漏洩インダクタンスを生成するアンペアターンを大き
く確保でき、効率良く漏洩インダクタンスを生成でき、
−次コイル１８と二次コイル１９の巻数を少くでき、両
コイル１８．１９の高さを低くでき、薄形化と軽量化が
できる。Further, a magnetic circuit for generating leakage inductance by the secondary coil 19 is formed between the side leg core 22 and the leakage rotor core 23, as shown by the chain line in FIG. 7, and the magnetic flow direction of this magnetic circuit is The flow of the excitation magnetic flux of 18 is opposite to that of the leakage rotor core 23.0, and current-limiting leakage inductance is obtained due to magnetic leakage in the air gap between the leakage rotary cores 23.0, thereby limiting the operating current emitted by the secondary coil 19 to the fluorescent lamp 33. can. This magnetic circuit is shorter than the magnetic path of the magnetic circuit of the primary coil 18, and can secure a large ampere turn for generating leakage inductance, and can efficiently generate leakage inductance.
- The number of turns of the primary coil 18 and the secondary coil 19 can be reduced, and the heights of both coils 18 and 19 can be reduced, making it possible to reduce the thickness and weight.
また、第１図、第２図において、４０．４１は前記下ケ
ース部材２に強固に取付けられ、前記ケース１の両端開
口にそれぞれ嵌着されて両端開口をそれぞれ閉塞する一
対の端子台で、この端子台４０゜４１に内蔵した接続端
子が前記回路基板部７の回路基板８に接続され、この両
端の端子台４０．４１にて回路基板８はケース１内に保
持される。この前記一方の端子台４０の側面には電源線
および送り配線用の電源線を接続する接続端子を内部に
配設した複数並列の接続孔４２を有する端子台部４３が
形成されている。また、前記他方の端子台４１には上面
にランプ３３に接続される負荷側端子を内側に設けた接
続孔４４を有する端子台部４５が形成されている。In addition, in FIGS. 1 and 2, 40 and 41 are a pair of terminal blocks that are firmly attached to the lower case member 2 and are fitted into the openings at both ends of the case 1 to respectively close the openings at both ends, Connecting terminals built into the terminal blocks 40 and 41 are connected to the circuit board 8 of the circuit board section 7, and the circuit board 8 is held within the case 1 by the terminal blocks 40 and 41 at both ends. A terminal block portion 43 is formed on the side surface of the one terminal block 40 and has a plurality of parallel connection holes 42 in which connection terminals for connecting power lines and feed wiring power lines are disposed. Further, the other terminal block 41 has a terminal block section 45 formed on its upper surface, which has a connection hole 44 in which a load-side terminal connected to the lamp 33 is provided inside.
さらに、この両端子台４１１．４１の上面にはねじ孔４
６を形成した反射体取付は部４７がそれぞれ形成されて
いる。Furthermore, screw holes 4 are provided on the top surface of both terminal blocks 411.41.
The reflector mounting parts 6 are each formed with a portion 47.
さらに、第２図において、５０は反射体で、略平坦の反
射面５１を有し周囲に前記ケース１を覆う立上り側面５
２が形成されている。また、この反射体５０の反射面５
１の両端部にはそれぞれ対をなす複数対のランプソケッ
ト５３がそれぞれ対向して取付けられている。また、こ
の反射体５０には前記ケース１の両端に取付けられた端
子台４０．４１の反射体取付は部４７のねじ孔４６にそ
れぞれ対向するねじ挿通孔５４が形成されている。Further, in FIG. 2, reference numeral 50 denotes a reflector, which has a substantially flat reflective surface 51 and a rising side surface 5 surrounding the case 1.
2 is formed. Also, the reflective surface 5 of this reflector 50
A plurality of pairs of lamp sockets 53 are attached to opposite ends of the lamp socket 1, respectively. Further, this reflector 50 is formed with screw insertion holes 54 that are opposed to the screw holes 46 of the reflector attachment portions 47 of the terminal blocks 40 and 41 attached to both ends of the case 1, respectively.
また、第３図および第４図に示すように、前記反射体５
Ｇの内面には前記ランプソケット５３に接続した電線５
５を配線する配線面５６が形成され、この電線５５には
前記他方の端子台４１の端子台部４５の接続孔４４に接
続されるコネクタ５７が接続されている。このコネクタ
５７は前記反射体５０の内面に固着し、または、電線５
５に接続したままの状態とすることもできる。そして、
このコネクタ５７は前記電線５５を接続する端子を内側
に設けた接続孔５８が外側端面および側面に形成されて
いる。さらに、このコネクタ５７は下面に前記他方の端
子台４１の端子台部４５に形成された接続孔４４に挿入
され負荷側端子に接続される接続端子５９が並列に突設
されている。Further, as shown in FIGS. 3 and 4, the reflector 5
On the inner surface of G is an electric wire 5 connected to the lamp socket 53.
A wiring surface 56 for wiring the terminal block 5 is formed, and a connector 57 connected to the connection hole 44 of the terminal block section 45 of the other terminal block 41 is connected to this electric wire 55. This connector 57 is fixed to the inner surface of the reflector 50 or the electric wire 5
It is also possible to leave it connected to 5. and,
This connector 57 has a connection hole 58 provided inside with a terminal for connecting the electric wire 55 formed on the outer end surface and side surface. Furthermore, the connector 57 has connection terminals 59 protruding in parallel on the lower surface thereof, which are inserted into the connection holes 44 formed in the terminal block portion 45 of the other terminal block 41 and connected to the load side terminals.
また、前記コネクタ５７には内側面に傾斜状の係合案内
面６０に連続し前記他方の端子台４１の外端面に係合さ
れる垂直状の位置合せ部６１が形成され、さらに、反射
体取付は部４７のねじ孔４６に対向してねじ挿通孔６２
が形成されている。またこの反射体５０の内面に位置合
せ体６３が取付けられ、この位置合せ体６３には内側面
に傾斜状の係合案内面６４に連続して前記他方の端子台
４１の外端面に係合される垂直状の位置合せ部６５が形
成され、さらに、反射体取付は部４７のねじ孔４６に対
向してねじ挿通孔６６が形成されている。Further, the connector 57 has a vertical alignment portion 61 formed on its inner surface that is continuous with the inclined engagement guide surface 60 and is engaged with the outer end surface of the other terminal block 41, and further includes a reflector. For installation, use the screw insertion hole 62 opposite to the screw hole 46 of the part 47.
is formed. Further, a positioning body 63 is attached to the inner surface of the reflector 50, and the positioning body 63 is connected to an inclined engagement guide surface 64 on the inner surface and is engaged with the outer end surface of the other terminal block 41. A vertical positioning portion 65 is formed for mounting the reflector, and a screw insertion hole 66 is formed opposite to the screw hole 46 of the portion 47 for attaching the reflector.
次に、この実施例の作用を説明する。Next, the operation of this embodiment will be explained.
放電灯点灯装置は、この装置のうち、大形化の要因とな
るインバータトランス１５をその構成および回路基板８
への設置を検討し、高寿命で薄形化を達成している。す
なわち、コイル１８．１９の巻回方向を回路基板８と平
行状に巻回して平形コイルの構成をなし、回路基板８へ
の設置はインバータトランス１５の下部フェライトコア
１７が回路基板８の挿通孔２６に嵌合され、この下部フ
ェライトコア１７の底面は前記下ケース部材２の内面に
近接または当接され、上部フェライトコア１６の上面は
前記上ケース部材３の内面に近接または当接され、コイ
ルボビン２４．２５を回路基板８に当接ないし近接させ
つつ配置および配線したことにより点灯装置のケース１
を扁平薄形化が容易にできるようにしている。また、他
方の端子台４１には上面にランプ３３に接続される負荷
側端子を内側に設けた接続孔４４を有する端子台部４５
が形成され、負荷側端子の接続孔を形成する面積を広く
とれ、さらに、この他方の端子台４１の端子台部４５の
接続孔４４に接続されるコネクタ５７は、下面に他方の
端子台４１の端子台部４５に形成された接続孔４４に挿
入され負荷側端子に接続される接続端子５９が並列に突
設されているので、蛍光ランプ３３に接続される引き出
し電［５５の本数が多くてもケースの扁平薄形化が可能
となる。In the discharge lamp lighting device, the inverter transformer 15, which is a factor in increasing the size of the device, has a structure and a circuit board 8.
We are considering installing this product in the future, and have achieved a long lifespan and a thinner design. That is, the coils 18 and 19 are wound in parallel with the circuit board 8 to form a flat coil, and when installed on the circuit board 8, the lower ferrite core 17 of the inverter transformer 15 is inserted into the insertion hole of the circuit board 8. 26, the bottom surface of the lower ferrite core 17 is close to or in contact with the inner surface of the lower case member 2, the upper surface of the upper ferrite core 16 is close to or in contact with the inner surface of the upper case member 3, and the coil bobbin By arranging and wiring 24.25 in contact with or close to the circuit board 8, case 1 of the lighting device
This makes it easy to make it flat and thin. In addition, the other terminal block 41 has a terminal block section 45 having a connection hole 44 on the top surface of which a load-side terminal connected to the lamp 33 is provided inside.
The connector 57 connected to the connection hole 44 of the terminal block portion 45 of the other terminal block 41 has a large area for forming the connection hole of the load side terminal. Since the connection terminals 59 are inserted in the connection hole 44 formed in the terminal block part 45 and connected to the load side terminals and protrude in parallel, the number of lead-out electric currents [55] connected to the fluorescent lamp 33 is large. However, it is possible to make the case flat and thin.
また、ケース１は、下ケース部材２とこの下ケース部材
２に嵌合される上ケース部材３とにて形成し、この両端
部に端子台４０．４１にて閉塞し、この両端子台４１１
．４１に回路基板部を接続することにより点灯装置の構
成が簡単で、ユニット化が可能となる。また、ケース１
は両端部が延在されて長く形成され、この下ケース部材
２の上ケース部材３より突出する両端部が天井などの造
営物に取付ける取付は孔５を設けた取付は部６に形成さ
れているため、取付けが容易となる。Further, the case 1 is formed of a lower case member 2 and an upper case member 3 fitted to the lower case member 2, and both ends of the case 1 are closed with terminal blocks 40 and 41.
．． By connecting the circuit board section to 41, the structure of the lighting device is simple and can be made into a unit. Also, case 1
Both ends of the lower case member 2 are extended to be long, and both ends of the lower case member 2 protruding from the upper case member 3 are formed in a part 6 with holes 5 for mounting to a structure such as a ceiling. This makes installation easy.
さらに、一方の端子台４０には電源線の接続端子を配設
した端子台部を形成し、他方の端子台にはランプに接続
される負荷側端子を配設した端子台部を形成したため、
配線が容易となる。Furthermore, one terminal block 40 is formed with a terminal block section in which a connection terminal for a power line is arranged, and the other terminal block is formed in a terminal block section in which a load side terminal connected to a lamp is arranged.
Wiring becomes easier.
また、放電灯点灯装置のケース１の両端子台４（１，４
１の上面のねじ孔４６に、反射体５ｏの挿通孔５４から
挿通した止めねじ１０を挿通し、コネクタ５７のねじ挿
通孔６２または位置合せ体６３のねじ挿通孔６６を貫通
して端子台４０．４１の反射体取付は部４７のねじ孔４
６に螺合し、反射体５ｏを端子台４０．４１を介してケ
ース１に取付けることにより照明器具が構成される。こ
の反射体５０をケース１に取付ける場合、位置合せ体６
３の傾斜状の係合案内面６４とコネクタ５７の傾斜状の
係合案内面６０とにて反射体５ｏの位置がケース１に位
置合せされながら、一方の端子台４０の外端面に位置合
せ体６３の位置合せ部６５が、他方の端子台４１の外端
面にコネクタ５７の位置合せ部６１がそれぞれ係合して
反射体５０はケース１に対して位置決めされる。そして
、この状態で、コネクタ５７の接続端子５９が他方の端
子台４１に形成した接続孔４４に挿入されて負荷端子に
接続されている。In addition, both terminal blocks 4 (1, 4) of case 1 of the discharge lamp lighting device
The setscrew 10 inserted through the insertion hole 54 of the reflector 5o is inserted into the screw hole 46 on the top surface of the terminal block 40 , and the set screw 10 is inserted through the screw insertion hole 62 of the connector 57 or the screw insertion hole 66 of the alignment body 63 . .41 reflector mounting is done using screw hole 4 in section 47.
6 and attaching the reflector 5o to the case 1 via the terminal block 40, 41, a lighting fixture is constructed. When attaching this reflector 50 to the case 1, the alignment body 6
While the reflector 5o is aligned with the case 1 by the inclined engagement guide surface 64 of No. 3 and the inclined engagement guide surface 60 of the connector 57, the reflector 5o is aligned with the outer end surface of one terminal block 40. The positioning portion 65 of the body 63 and the positioning portion 61 of the connector 57 engage with the outer end surface of the other terminal block 41, respectively, so that the reflector 50 is positioned with respect to the case 1. In this state, the connection terminal 59 of the connector 57 is inserted into the connection hole 44 formed in the other terminal block 41 and connected to the load terminal.
このように構成された照明器具は単体のシャーシなどを
必要とせず扁平薄形化が可能となる。そして、ケース１
は反射体５０の周囲の立上り側面５２にて覆われる。A lighting fixture configured in this manner does not require a separate chassis and can be made flat and thin. And case 1
is covered by a rising side surface 52 around the reflector 50.
なお、具体的には、ケース１の厚みは２０ｍ１照明器具
は反射体５０の立上り側面５２の厚み２５ｍ５程度に薄
形化される。Specifically, the thickness of the case 1 is 20 m1, and the thickness of the lighting fixture is reduced to about 25 m5 at the rising side surface 52 of the reflector 50.
次に、他の実施例の構成を第９図乃至第１２図について
説明する。Next, the configuration of another embodiment will be explained with reference to FIGS. 9 to 12.
この実施例では、放電灯点灯装置は前記実施例と同一構
成で、反射体７１は略平坦で幅方向が下方に弧状に膨出
湾曲されている。そして、この反射体７１の内面に設け
られたコネクタ７２には、前記他方の端子台４１の外端
面に係合される位置合せ部７３がばね性を有する板材に
て形成され、さらに、このコネクタ７２の両側に、ケー
ス１の立上り側部７４の開口縁から互いに対向して内側
に折曲げ形成した縁片部７５に係脱される弾性係合片７
６を設け、また、反射体７１に設けたばね性を有する板
材で形成した取付は部７７は一方の端子台４０の外端面
に係合される位置合せ部７８とケース１の立上り側部７
４に形成した縁片部７５に係脱される係合片部７９が一
体的に形成されている。In this embodiment, the discharge lamp lighting device has the same configuration as the previous embodiment, and the reflector 71 is substantially flat and curved in a downward arc in the width direction. The connector 72 provided on the inner surface of the reflector 71 has an alignment portion 73 formed of a plate material having spring properties to be engaged with the outer end surface of the other terminal block 41. Elastic engagement pieces 7 are disposed on both sides of the case 1 and are engaged with and disengaged from edge pieces 75 formed by bending inward from the opening edge of the rising side part 74 of the case 1 and facing each other.
6 is provided, and a mounting portion 77 formed of a plate material having spring properties provided on the reflector 71 includes an alignment portion 78 that is engaged with the outer end surface of one terminal block 40 and a rising side portion 7 of the case 1.
An engagement piece portion 79 that is engaged with and disengaged from the edge piece portion 75 formed at 4 is integrally formed.
そして、この実施例の構成では、コネクタ７２の両側に
設けた弾性係合片７６を縁片部７５に係合させるととも
に取付は部７７を縁片部７５に係合させることにより反
射体７１はケース１に取付けられる。In the configuration of this embodiment, the reflector 71 is mounted by engaging the elastic engagement pieces 76 provided on both sides of the connector 72 with the edge piece 75 and engaging the mounting portion 77 with the edge piece 75. Attached to case 1.
また、この反射体７１の取付は部７７に形成した一方の
端子台４０の外端面に位置合せ部７８が係合されるとと
もに、コネクタ７２に設けた位置合せ部７３が他方の端
子台４１の外端面に係合され、反射体７１は位置決めさ
れてケース１に取付けられる。In addition, to attach the reflector 71, the alignment part 78 is engaged with the outer end surface of one terminal block 40 formed in the part 77, and the alignment part 73 provided in the connector 72 is engaged with the outer end surface of the other terminal block 41. The reflector 71 is engaged with the outer end surface, positioned, and attached to the case 1.
請求項１に記載の発明によれば、両端に開口を形成した
筒状ケース内にインバータ点灯回路を基板に装着した回
路基板部を収納し、前記ケースの両端開口をそれぞれ前
記回路基板部に接続された接続端子を内蔵した一対の端
子台でそれぞれ閉塞し、前記一方の端子台には電源線の
接続端子を配設した端子台部を形成し、前記他方の端子
台にはランプに接続される負荷側端子を上面に配設した
端子台部を形成したので、両端に開口を形成した筒状ケ
ース内にインバータ点灯回路を基板に装着した回路基板
部を収納し、このケースの両端開口をそれぞれ前記回路
基板部に接続された接続端子を内蔵した一対の端子台に
て閉塞することにより、放電灯点灯装置がユニット化し
て組立てられ、一方の端子台の側面に配設した端子台部
の接続端子に電源端子を接続し、また、他方の端子台に
配設した端子台部の上面の負荷側端子にランプ側を接続
すればよ（、しかも、他方の端子台は端子台部は上面に
負荷側端子を配設したため、引出し線が多くても、負荷
側端子を配設する面積を広くとれ、点灯装置の薄形、小
形化が図れるものである。According to the invention as set forth in claim 1, a circuit board section having an inverter lighting circuit mounted on the board is housed in a cylindrical case having openings formed at both ends, and the openings at both ends of the case are connected to the circuit board section, respectively. Each of the terminal blocks is closed with a pair of terminal blocks each having a built-in connection terminal, one of the terminal blocks forming a terminal block portion having a connection terminal for a power line, and the other terminal block having a connection terminal connected to a lamp. Since the terminal block section has the load side terminals arranged on the top surface, the circuit board section with the inverter lighting circuit attached to the board is housed in a cylindrical case with openings at both ends, and the openings at both ends of the case are opened. The discharge lamp lighting device is assembled into a unit by blocking a pair of terminal blocks each having a built-in connection terminal connected to the circuit board, and the terminal block disposed on the side of one terminal block is closed. Connect the power terminal to the connection terminal, and connect the lamp side to the load side terminal on the top surface of the terminal block on the other terminal block (in addition, the terminal block on the other terminal block Since the load-side terminals are arranged in the lamp, even if there are many lead wires, a large area can be provided for the load-side terminals, and the lighting device can be made thinner and smaller.
請求項２に記載の発明によれば、ケースは、造営物に取
付ける取付は孔を設け回路基板部を取付は収納する断面
略コ字形の下ケース部材と、この下ケース部材に取付け
られ前記回路基板部を覆う上ケース部材とから構成した
ので、回路基板部を取付けた断面略コ字形の下ケース部
材に上ケース部材を取付けることにより回路基板部を覆
うケースが形成され、下ケース部材の取付は孔にて造営
物に取付けることにより点灯装置を造営物に容易に取付
けることができるものである。According to the invention as set forth in claim 2, the case includes a lower case member having a substantially U-shaped cross section in which a hole is provided for mounting the circuit board portion to the structure, and a lower case member having a substantially U-shaped cross section for housing the circuit board portion, and a lower case member that is attached to the lower case member and has a hole for mounting the circuit board portion. Since the upper case member covers the circuit board part, the case covering the circuit board part is formed by attaching the upper case member to the lower case member having a substantially U-shaped cross section to which the circuit board part is attached, and the case covering the circuit board part is formed. The lighting device can be easily attached to a structure by attaching it to the structure through a hole.
請求項３に記載の発明によれば、ケース、回路基板部お
よび一対の端子台からなる放電灯点灯装置のケースに取
付けられランプソケットを有する反射体を備え、反射体
は略平坦の反射面を有し周囲に前記ケースを覆う立上り
側面を形成し内面に前記ランプソケットに配線する配線
面を形成するとともに前記他方の端子台に接続されるコ
ネクタを保持したので、放電灯点灯装置のケースにラン
プソケットを設けた反射体を取付けることにょリ、照明
器具が構成され、しかも、反射体の周囲に形成した立上
り側面で放電灯点灯装置のケースが覆われ、内面の配線
面のランプソケットに接続した配線面の配線を他方の端
子台の負荷側端子にコネクタを接続することにより容易
に電線接続ができ、照明器具の薄形、小形化が図れるも
のである。According to the invention set forth in claim 3, the reflector is attached to the case of the discharge lamp lighting device including the case, the circuit board part, and the pair of terminal blocks and has the lamp socket, and the reflector has a substantially flat reflective surface. A rising side surface is formed around the case to cover the case, and a wiring surface for wiring to the lamp socket is formed on the inner surface, and a connector connected to the other terminal block is held. A lighting fixture was constructed by attaching a reflector with a socket, and the case of the discharge lamp lighting device was covered by the rising side formed around the reflector, and connected to the lamp socket on the inner wiring surface. By connecting the wiring on the wiring surface to the load-side terminal of the other terminal block with a connector, wire connection can be easily made, and the lighting fixture can be made thinner and smaller.
請求項４に記載の発明によれば、端子台に反射体取付は
部を一体的に形成したので、端子台に一体的に形成した
反射体取付は部に反射体を取付けることができ、部品数
が少なく、構造が簡単になり、組立て性が向上されるも
のである。According to the invention set forth in claim 4, since the reflector mounting part is integrally formed on the terminal block, the reflector can be attached to the reflector mounting part integrally formed on the terminal block, and the part The number is small, the structure is simple, and the ease of assembly is improved.
第１図は本発明の一実施例の照明器具の縦断面図、第２
図は同上分解斜視図、第３図は同上反射体の斜視図、第
４図は同上コネクタの斜視図、第５図は同上インバータ
トランスの斜視図、第６図は同上フェライトコアの斜視
図、第７図はインバータトランスの説明図、第８図は同
上回路図、第９図は他の実施例の照明器具の分解斜視図
、第＋（１図は同上縦断正面図、第１１図は同上縦断側
面図、第１２図は同上反射体の斜視図である。
１・・ケース、２・・下ケース部材、３・上ケース部材
、７・・回路基板部、８・・回路基板、４０・・一方の
端子台、４１・・他方の端子台、４３、４５・・端子台
部、４７・・反射体取付は部、５０゜７１・・反射体、
５２・・立上り周面、５３・・ランプソケット、５６・
・配線面、５７．７２・・コネクタ。
」Ｖｌ［Fig. 1 is a vertical cross-sectional view of a lighting fixture according to an embodiment of the present invention;
The figure is an exploded perspective view of the same as the above, Figure 3 is a perspective view of the reflector as the above, Figure 4 is a perspective view of the connector as the above, Figure 5 is a perspective view of the inverter transformer as the above, Figure 6 is a perspective view of the ferrite core as the above, Fig. 7 is an explanatory diagram of the inverter transformer, Fig. 8 is the same circuit diagram as above, Fig. 9 is an exploded perspective view of the lighting equipment of another embodiment, Fig. The vertical side view and FIG. 12 are perspective views of the same reflector. 1. Case, 2. Lower case member, 3. Upper case member, 7. Circuit board part, 8. Circuit board, 40.・One terminal block, 41... The other terminal block, 43, 45... Terminal block part, 47... Reflector mounting part, 50° 71... Reflector,
52...Rising circumferential surface, 53...Lamp socket, 56...
・Wiring side, 57.72...Connector. "Vl[
Claims (4)
内にインバータ点灯回路を基板に装着して収納された回
路基板部と、 前記ケースの両端開口をそれぞれ閉塞して設けられ前記
回路基板部に接続された接続端子を内蔵した一対の端子
台とを備え、 前記一方の端子台には電源線の接続端子を側面に配設し
た端子台部を形成し、 前記他方の端子、台にはランプに接続される負荷側端子
を上面に配設した端子台部を形成したことを特徴とする
放電灯点灯装置。(1) A cylindrical case with openings formed at both ends, a circuit board section in which an inverter lighting circuit is mounted on the board and housed in the case, and the circuit board provided with the openings at both ends of the case closed, respectively. a pair of terminal blocks each having a built-in connection terminal connected to the terminal block, the one terminal block forming a terminal block part having a connection terminal for a power line arranged on a side surface, and the other terminal, 1. A discharge lamp lighting device characterized by forming a terminal block portion on the top surface of which load-side terminals connected to the lamp are arranged.
納する断面略コ字形の下ケース部材と、 この下ケース部材に取付けられ前記回路基板部を覆う上
ケース部材と からなることを特徴とした請求項１に記載の点灯装置。(2) The case consists of a lower case member with a substantially U-shaped cross section that has a mounting hole for attaching to a structure and a circuit board section is attached and housed therein, and an upper case member that is attached to the lower case member and covers the circuit board section. The lighting device according to claim 1, characterized in that:
内にインバータ点灯回路を基板に装着して収納された回
路基板部と、 前記ケースの両端開口をそれぞれ閉塞して設けられかつ
前記回路基板部に接続された接続端子を内蔵した一対の
端子台と、 前記ケースに取付けられる反射体と、 この反射体に取付けられたランプソケットとを備え、 前記ケースは、造営物に取付ける取付け孔を設け前記回
路基板部を取付け収納した断面略コ字形の下ケース部材
と、この下ケース部材に取付けられ前記回路基板部を覆
う上ケース部材とからなり、 前記一方の端子台には電源線の接続端子を側面に配設し
た端子台部を形成し、前記他方の端子台にはランプに接
続される負荷側端子を上面に配設した端子台部を形成し
、 前記反射体は略平坦の反射面を有し周囲に前記ケースを
覆う立上り側面を形成し内面に前記ランプソケットに配
線する配線面を形成するとともに前記他方の端子台に接
続されるコネクタを保持した ことを特徴とする照明器具。(3) a cylindrical case with openings formed at both ends; a circuit board portion in which an inverter lighting circuit is mounted on a board and housed within the case; and a circuit board provided with openings at both ends of the case closed, respectively A pair of terminal blocks each having a built-in connection terminal connected to a substrate, a reflector attached to the case, and a lamp socket attached to the reflector, the case having a mounting hole for attaching to a structure. A lower case member having a substantially U-shaped cross section, in which the circuit board section is mounted and housed, and an upper case member attached to the lower case member and covering the circuit board section, and a power line is connected to one of the terminal blocks. A terminal block portion is formed with terminals disposed on the side surface, and the other terminal block is formed with a terminal block portion having load side terminals connected to the lamp disposed on the top surface, and the reflector is a substantially flat reflective body. 1. A lighting fixture, characterized in that a rising side surface is formed around the periphery to cover the case, a wiring surface for wiring to the lamp socket is formed on the inner surface, and a connector connected to the other terminal block is held.
項３に記載の照明器具。(4) The lighting device according to claim 3, wherein the reflector mounting portion is integrally formed on the terminal block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15666990A JPH0448503A (en) | 1990-06-15 | 1990-06-15 | Lighting device for discharge lamp and illumination apparatus thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15666990A JPH0448503A (en) | 1990-06-15 | 1990-06-15 | Lighting device for discharge lamp and illumination apparatus thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0448503A true JPH0448503A (en) | 1992-02-18 |
Family
ID=15632719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15666990A Pending JPH0448503A (en) | 1990-06-15 | 1990-06-15 | Lighting device for discharge lamp and illumination apparatus thereof |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0448503A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009131093A1 (en) * | 2008-04-24 | 2009-10-29 | シャープ株式会社 | Backlight device, display device and television receiver |
| JP2016091738A (en) * | 2014-10-31 | 2016-05-23 | パナソニックＩｐマネジメント株式会社 | Circuit unit and lighting equipment |
-
1990
- 1990-06-15 JP JP15666990A patent/JPH0448503A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009131093A1 (en) * | 2008-04-24 | 2009-10-29 | シャープ株式会社 | Backlight device, display device and television receiver |
| JP2016091738A (en) * | 2014-10-31 | 2016-05-23 | パナソニックＩｐマネジメント株式会社 | Circuit unit and lighting equipment |
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