JPS59175300U

JPS59175300U - Fluorescent light dimmer

Info

Publication number: JPS59175300U
Application number: JP6914583U
Authority: JP
Inventors: 勇白根
Original assignee: 株式会社　アイデン
Priority date: 1983-05-11
Filing date: 1983-05-11
Publication date: 1984-11-22

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来装置の回路図、第２図は本考案装置の実施
の１例を示す回路図である。１．１７・・・１次巻線、２，２ａ、１８・・・２次巻
線、３・・・安定器、４．１９・・・ケース、５・・・
第１スイツチ、６・・・電源、７．２０・・・入力端子
、８・・・螢光管、９．　９ａ・・・フィラメント巻線
、１０．２１・・・出力端子、１１・・・調光用インピ
ーダンス、１２・・・第２スイツチ、１３・・・調光回
路、１４・・・制御回路、１５・・・制御器、１６・・
・予熱用トランス、２２・・・外部端子。FIG. 1 is a circuit diagram of a conventional device, and FIG. 2 is a circuit diagram showing an example of implementing the device of the present invention. 1.17... Primary winding, 2, 2a, 18... Secondary winding, 3... Ballast, 4.19... Case, 5...
1st switch, 6...power supply, 7.20...input terminal, 8...fluorescent tube, 9. 9a...Filament winding, 10.21...Output terminal, 11...Dimmer impedance, 12...Second switch, 13...Dimmer circuit, 14...Control circuit, 15 ...Controller, 16...
- Preheating transformer, 22...external terminal.

Claims

[Claims for Utility Model Registration] On the outer surface of the case 4 of the ballast 3, which has a primary winding 1 and a plurality of secondary windings 2, the primary winding 1 is connected to a power source 6 via a first switch 5. A pair of input terminals 7, 7 and 2 each for connecting
For connecting the next winding 2 to each filament winding 9 of the fluorescent tube 8, a plurality of output terminals 10, 10, . A dimming circuit 13 consisting of a dimming impedance 11 and a second switch 12 in parallel is connected to the circuit connecting one pole of the ballast 9a and one pole of the primary winding 1 of the ballast 3. In addition, in a fluorescent lamp dimmer device that is provided with a control circuit 14 that controls opening and closing of the second switch 12 in conjunction with opening and closing of the first switch 5, the primary winding is installed inside the case 4 as the ballast 3. One pole of the wire 1 and one pole of a predetermined secondary winding 2a are connected to each other, a controller 15 is provided separately from the ballast 3, and the controller 15 is connected to the fluorescent light. tube 8
a preheating transformer 16 that supplies power to a predetermined filament winding 9a, and a primary winding 17 of the preheating transformer 16.
The case of the controller 15 includes the control circuit 14 connected in parallel to the control circuit 14 and the dimming circuit 13 having one end connected to one pole of the secondary winding 18 of the pre-heating transformer 16. A pair of input terminals 20° 20 for connecting the primary winding 17 of the preheating transformer 16 to the power supply 6 via the first switch 5 and the secondary winding of the preheating transformer 16 are provided on the outer surface of the 19. line 18
a pair of output terminals 21, 21 for connecting to the predetermined filament winding 9a of the fluorescent tube 8, and the dimmer circuit 13.
The other end is connected to the predetermined secondary winding of the ballast 3. A dimmer device for a fluorescent lamp characterized in that an external terminal 22 is provided for connection to an output terminal 10 connected to one pole of a wire 2a.