JPH0283526U

JPH0283526U -

Info

Publication number: JPH0283526U
Application number: JP16410288U
Authority: JP
Priority date: 1988-12-19
Filing date: 1988-12-19
Publication date: 1990-06-28

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の原理説明図、第２図は本考案
による一実施例の説明図で、ａは側面断面図、ｂ
は回路構成図、第３図は従来の説明図で、ａは側
面断面図、ｂは回路構成図を示す。図において、１は液晶パネル、２はバツクライ
ト、３はハーフミラ、４は検知器、１Ａは背面、
Ｌ１は透過光、Ｌ２は発光、ＳＷはスイツチ、Ｂ
は電池、Ｖは電力、Ｓは出力信号を示す。 Fig. 1 is an explanatory diagram of the principle of the present invention, Fig. 2 is an explanatory diagram of an embodiment according to the present invention, a is a side sectional view, and b
3 is a conventional explanatory diagram, a is a side sectional view, and b is a circuit diagram. In the figure, 1 is the liquid crystal panel, 2 is the backlight, 3 is the half mirror, 4 is the detector, 1A is the back,
L1 is transmitted light, L2 is light emission, SW is switch, B
indicates a battery, V indicates electric power, and S indicates an output signal.

Claims

【実用新案登録請求の範囲】液晶パネル１と、該液晶パネル１の背面１Ａに
配設されたバツクライト２と、該バツクライト２
に電力Ｖを供給する電池Ｂとを備え、該バツクラ
イト２の点灯により該液晶パネル１の表示画像を
見易くする液晶表示盤において、前記液晶パネル１と、前記バツクライト２との
間に該バツクライト２の発光Ｌ２を透過させ、該
液晶パネル１の透過光Ｌ１を反射させることで前
記背面１Ａを照射させるハーフミラ３を設けると
共に、前記電力Ｖの降下を検知し、出力信号Ｓを
出力する検知器４と、該出力信号Ｓによつて該バ
ツクライト２に供給される電力Ｖを切断するスイ
ツチＳＷとが具備されることを特徴とする液晶表
示盤。[Claims for Utility Model Registration] A liquid crystal panel 1, a backlight 2 disposed on the back surface 1A of the liquid crystal panel 1, and a backlight 2
A liquid crystal display panel is provided with a battery B that supplies power V to the backlight 2, and makes it easier to see the displayed image on the liquid crystal panel 1 by lighting the backlight 2. A half mirror 3 is provided that transmits the emitted light L2 and reflects the transmitted light L1 of the liquid crystal panel 1 to illuminate the back surface 1A, and a detector 4 that detects a drop in the power V and outputs an output signal S. , a switch SW for cutting off the power V supplied to the backlight 2 by the output signal S.