KEY ARRAY

专利名称：KEY ARRAY发明人：KURT KUNZ申请号：AU3746578申请日：19780626公开号：AU3746578A公开日：19800103

摘要：A key array in which, progressing from key to key, the switching functions arederived by an AND-operation from mechanical or electrical signals indicating theactuation of pairs of adjacent keys of a row of keys or indicating the actuation of at leasttwo diagonally opposite keys of a square group of four keys arranged in a rectangularkeyboard. The pairs of adjacent keys and the square groups of four keys, respectively,each are allocated to a single symbol and each are depressable simultaneously by theoperator's fingertip in order to initiate the single respective switching function. Thereby,a large surface lying in one single plane and being divided by gaps between therespective keys of one pair of keys or one group of keys, is available for the symbollegend and for engagement by the fingertip.

申请人：WIDMAIER HANS APP FERNMELDE U FEINWERKTECH

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