FIELD: engineering of keyboard with left and right portions, meant respectively for use on appropriate working side by left and right wrists of hand, accordingly.
SUBSTANCE: keyboard has left and right portion, meant respectively for use on appropriate working side by means of left hand wrist and right hand wrist accordingly, while angle between working side of each portion of keyboard and horizontal plane is 60-150°, and keyboard itself is provided with supporting means for carrying hand wrists during working with keyboard, while bearing means are made to allow primarily horizontal displacement of wrists relatively to appropriate portion of keyboard. Keyboard is equipped with checking side, directed in opposite direction relatively to main side, while performing actions using a part of keyboard cab be visually checked on checking side.
EFFECT: prevented repeated overstrain damages (RSI) during use of keyboard, probability of such an occurrence is reduced to minimum.
22 cl, 2 dwg
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