FIELD: information technology.
SUBSTANCE: multifunctional keyboard unit has two switches controlled by one keyboard cover. Keyboard cover can be vertically shifted into three different primary active positions horizontally - into four secondary active positions. This shifting gives increase up to twelve certain output data signals to be input into electronic device.
EFFECT: easier miniaturisation of electronic devices enabling use of large display screens and control simplification.
13 cl, 15 dwg
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