JPS6212557U - - Google Patents

Info

Publication number
JPS6212557U
JPS6212557U JP1985104583U JP10458385U JPS6212557U JP S6212557 U JPS6212557 U JP S6212557U JP 1985104583 U JP1985104583 U JP 1985104583U JP 10458385 U JP10458385 U JP 10458385U JP S6212557 U JPS6212557 U JP S6212557U
Authority
JP
Japan
Prior art keywords
liquid crystal
capacitor
drive control
control circuit
power
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.)
Granted
Application number
JP1985104583U
Other languages
English (en)
Other versions
JPH0345871Y2 (ja
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1985104583U priority Critical patent/JPH0345871Y2/ja
Priority to US06/883,881 priority patent/US4799769A/en
Publication of JPS6212557U publication Critical patent/JPS6212557U/ja
Application granted granted Critical
Publication of JPH0345871Y2 publication Critical patent/JPH0345871Y2/ja
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
    • B60R1/02—Rear-view mirror arrangements
    • B60R1/08—Rear-view mirror arrangements involving special optical features, e.g. avoiding blind spots, e.g. convex mirrors; Side-by-side associations of rear-view and other mirrors
    • B60R1/083—Anti-glare mirrors, e.g. "day-night" mirrors
    • B60R1/088—Anti-glare mirrors, e.g. "day-night" mirrors using a cell of electrically changeable optical characteristic, e.g. liquid-crystal or electrochromic mirrors

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Multimedia (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Voltage And Current In General (AREA)
  • Liquid Crystal (AREA)
  • Optical Elements Other Than Lenses (AREA)

Description

【図面の簡単な説明】
第１図は本考案液晶式防眩ミラーの１実施例の
電気回路図、第２図は従来の液晶式防眩ミラーの
ブロツク回路図である。 １：液晶駆動制御回路、２：液晶、３：バツテ
リ（電源）、４：電源スイツチ、５：モード切換
回路、６：モード記憶回路、７：駆動回路、８：
コンデンサ、２３：モード切換スイツチ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 液晶駆動制御回路と電源との間に設けた電源ス
    イツチにより液晶駆動制御回路の電源をオン・オ
    フするよう構成された液晶式防眩ミラーにおいて
    、所定容量になるコンデンサを前記電源スイツチ
    と液晶駆動制御回路との間に位置して電源線間に
    並列に接続し、前記電源スイツチがオフされたと
    きに該コンデンサから前記液晶駆動制御回路内の
    少なくともモード記憶回路に対して該コンデンサ
    の放電特性によつて決定される一定時間の間電力
    を供給するようにしたことを特徴とする液晶式防
    眩ミラー。
JP1985104583U 1985-07-09 1985-07-09 Expired JPH0345871Y2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1985104583U JPH0345871Y2 (ja) 1985-07-09 1985-07-09
US06/883,881 US4799769A (en) 1985-07-09 1986-07-09 Liquid crystal antidazzle mirror

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985104583U JPH0345871Y2 (ja) 1985-07-09 1985-07-09

Publications (2)

Publication Number Publication Date
JPS6212557U true JPS6212557U (ja) 1987-01-26
JPH0345871Y2 JPH0345871Y2 (ja) 1991-09-27

Family

ID=14384456

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985104583U Expired JPH0345871Y2 (ja) 1985-07-09 1985-07-09

Country Status (2)

Country Link
US (1) US4799769A (ja)
JP (1) JPH0345871Y2 (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5521744A (en) * 1993-12-02 1996-05-28 Mirror Systems, Inc. Dimmable safety mirror suitable for motor vehicles and method of operation
US20100271738A1 (en) * 2009-04-22 2010-10-28 Richtek Technology Corporation, R.O.C. Circuit for electric over stress immunity
JP5708576B2 (ja) 2012-07-02 2015-04-30 株式会社デンソー 絶縁低下検出装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4168442A (en) * 1975-07-18 1979-09-18 Tokyo Shibaura Electric Co., Ltd. CMOS FET device with abnormal current flow prevention
JPS60148733A (ja) * 1984-01-12 1985-08-06 Nippon Denso Co Ltd 車両用防眩型反射鏡駆動装置
JPS60169347A (ja) * 1984-02-13 1985-09-02 Nippon Denso Co Ltd 車両用防眩型反射鏡駆動装置
US4530027A (en) * 1984-03-30 1985-07-16 Sperry Corporation Power failure protector circuit

Also Published As

Publication number Publication date
US4799769A (en) 1989-01-24
JPH0345871Y2 (ja) 1991-09-27

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