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    • 2. 发明授权
    • Modular light curtain and optical unit for a light curtain
    • 模块化光幕和光幕单元
    • US09103931B2
    • 2015-08-11
    • US13444329
    • 2012-04-11
    • Carl MeinherzMartin Hardegger
    • Carl MeinherzMartin Hardegger
    • H01J40/14G01V8/20G01V8/10
    • G01V8/20G01V8/10
    • The present invention relates to a light curtain that comprises at least one first optical unit having a plurality of light emitting elements and light receiving elements and at least one second optical unit having a plurality of light emitting elements and light receiving elements, wherein said light emitting elements and light receiving elements are operable to form a light grid from a plurality of light barriers formed between opposing light emitting elements and light receiving elements. The first and second optical unit each comprise a transceiver unit carrying said plurality of light emitting elements and light receiving elements, and at least one separate detachable plug-in module, said first and second transceiver units being identically built and said first and second plug-in modules differing from each other in order to define the functionality of the first optical unit and the second optical unit, respectively.
    • 本发明涉及一种光幕,其包括具有多个发光元件和光接收元件的至少一个第一光学单元和具有多个发光元件和光接收元件的至少一个第二光学单元,其中所述发光 元件和光接收元件可操作以从形成在相对的发光元件和光接收元件之间的多个光栅形成光栅。 第一和第二光学单元各自包括承载所述多个发光元件和光接收元件的收发器单元,以及至少一个单独的可拆卸插件模块,所述第一和第二收发器单元相同地构建,并且所述第一和第二插头模块, 在彼此不同的模块中,以分别限定第一光学单元和第二光学单元的功能。