JPS5989382U

JPS5989382U - Vehicle LCD display device

Info

Publication number: JPS5989382U
Application number: JP18444682U
Authority: JP
Inventors: 松山　芳彦
Original assignee: カルソニックカンセイ株式会社
Priority date: 1982-12-06
Filing date: 1982-12-06
Publication date: 1984-06-16

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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

図面はいずれもこの考案からなる車両用液晶表示装置の
一実施例を示し、第１図イはポジ表示状態を示す装置断
面図、第１図口はその表示正面図、第２図イはネガ表示
状態を示す装置断面図、第２図口はその表示正面図であ
る。１・・・表示用液晶セル、８・・・ポジネガ切換用液晶
セル、１４．１５・・・直線偏光板、１６・・・ハーフ
ミラ−（半透過型反射板）、１７・・・照明ランプ、１
８・・・イグニッションスイッチ、２２・・・切換スイ
ッチ。The drawings all show one embodiment of the liquid crystal display device for a vehicle based on this invention, and FIG. 1A is a cross-sectional view of the device showing a positive display state, the opening of FIG. 1 is a front view of the display, and FIG. 2A is a negative display. A sectional view of the device showing the display state, and the opening of the second figure is a front view of the display. 1... Liquid crystal cell for display, 8... Liquid crystal cell for positive/negative switching, 14.15... Linear polarizing plate, 16... Half mirror (semi-transmissive reflector), 17... Illumination lamp, 1
8... Ignition switch, 22... Changeover switch.

Claims

[Scope of utility model registration request]

A transparent display type tm6. A transparent electrode for positive/negative switching is provided on the entire inner surface of a transparent substrate 3° 9 which is placed overlappingly with the display liquid crystal cell 1 and faces across the die nematic liquid crystal 11. 12° 13, a positive/negative switching liquid crystal cell 8, two linear polarizing plates 14, 15 placed outside the two liquid crystal cells 1.8, and two linear polarizing plates 14. .15, a semi-transmissive or diffused reflector plate 16 disposed behind one of the linearly polarizing plates 15 disposed on the rear side of the device, and an ignition switch disposed behind or to the side of the reflector plate 16. An illumination lamp 17 that is turned on and off depending on the on state and off state of the illumination lamp 18, and a transparent electrode for positive/negative switching between the positive and negative switching electrodes 12 and 13 so that a negative display and a positive display are obtained when the illumination lamp 17 is turned on and off, respectively. A changeover switch 22 that controls voltage application to
A liquid crystal display device for a vehicle, comprising: