Keyboard with keys concentrated in clusters
First Claim
Patent Images
1. An input keyboard for the transfer of information to a machine by a human operator, comprising:
- a plurality of keys arranged in a plurality of hexagonal clusters for operation by the operator'"'"'s left and right index fingers;
a plurality of keys arranged in a plurality of cross-shaped clusters for operation by the operator'"'"'s left and right middle fingers;
a plurality of keys arranged in a plurality of diamond-shaped clusters for operation by the operator'"'"'s left and right fourth fingers;
a plurality of finger pads for placement of the operator'"'"'s left and right fifth fingers;
a plurality of keys arranged for operation by the operator'"'"'s left and right fifth fingers;
a plurality of thumb pads for placement of the operator'"'"'s left and right thumbs;
a plurality of keys arranged for operation by the operator'"'"'s left and right thumbs; and
a plurality of keys arranged in one row for operation by the fingers of both hands of the operator.
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Abstract
A typewriter keyboard arrangement with keys concentrated in clusters in such a manner so as to be operated by specific fingers designated for specific clusters. Keys are clustered and clusters arranged to allow rapid finger motion with little hand motion. The keyboard arrangement also allows the hands and arms to be positioned in a natural manner in relation to the body.
54 Citations
16 Claims
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1. An input keyboard for the transfer of information to a machine by a human operator, comprising:
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a plurality of keys arranged in a plurality of hexagonal clusters for operation by the operator'"'"'s left and right index fingers; a plurality of keys arranged in a plurality of cross-shaped clusters for operation by the operator'"'"'s left and right middle fingers; a plurality of keys arranged in a plurality of diamond-shaped clusters for operation by the operator'"'"'s left and right fourth fingers; a plurality of finger pads for placement of the operator'"'"'s left and right fifth fingers; a plurality of keys arranged for operation by the operator'"'"'s left and right fifth fingers; a plurality of thumb pads for placement of the operator'"'"'s left and right thumbs; a plurality of keys arranged for operation by the operator'"'"'s left and right thumbs; and a plurality of keys arranged in one row for operation by the fingers of both hands of the operator. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
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Specification