发明公开
EP0531934A1 Display device for apparatus for use in offices etc.
失效
AnzeigevorrichtungfürBürogeräte。
- 专利标题: Display device for apparatus for use in offices etc.
- 专利标题(中): AnzeigevorrichtungfürBürogeräte。
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申请号: EP92115337.5申请日: 1992-09-08
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公开(公告)号: EP0531934A1公开(公告)日: 1993-03-17
- 发明人: Kuzunuki, Soshiro , Hori, Yasuro , Okabe, Shuichi , Ito, Fumitaka
- 申请人: HITACHI, LTD.
- 申请人地址: 6, Kanda Surugadai 4-chome Chiyoda-ku, Tokyo 101 JP
- 专利权人: HITACHI, LTD.
- 当前专利权人: HITACHI, LTD.
- 当前专利权人地址: 6, Kanda Surugadai 4-chome Chiyoda-ku, Tokyo 101 JP
- 代理机构: Patentanwälte Beetz - Timpe - Siegfried Schmitt-Fumian - Mayr
- 优先权: JP227843/91 19910909
- 主分类号: G02F1/13
- IPC分类号: G02F1/13 ; G09F9/35
摘要:
An apparatus for use in offices includes a planar liquid crystal shutter (62) disposed at least a portion of a surface of a housing of the apparatus, the shutter (62) being set to a transparent state or a non-transparent state depending on an input signal supplied thereto, and a controller (61) for applying to the shutter (62) a control signal to control the transparent or non-transparent state thereof.
公开/授权文献
- EP0531934B1 Office apparatus 公开/授权日:1997-05-07
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