Foldable alpha numeric keyboard
AssigneeElectrotextiles Company Limited
InventorsDavid Lee Sandbach, Christopher Chapman
Life of this patent
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Abstract
The present invention relates to a foldable alpha numeric keyboard device (2301) configured to input data items into a computer or similar processing device (2307). The keyboard device comprises a first electrically conductive fabric sheet, a second electrically conductive fabric sheet and an interface circuit configured to supply voltages to and receive outputs from said keyboard. In addition; the keyboard is configured to produce an output in response to a mechanical interaction and the interface circuit is arranged to respond to the mechanical interaction and to provide a data item to a computer or similar processing device.
Claims25
A foldable alpha numeric keyboard device configured to input data items into a computer or similar processing device, said keyboard device comprising a first electrically conductive fabric layer and a second electrically conductive fabric layer;
- an interface circuit configured to supply voltages to and receive outputs from said keyboard;
- wherein aid keyboard is configured to produce an output in response to a mechanical interaction and said interface circuit is arranged to respond to said mechanical interaction nd to provide a data item to said computer or similar processing device.
A foldable keyboard device configured to input data items into a computer or similar processing device, said keyboard device comprising a first electrically conductive fabric layer and a second electrically conductive fabric layer;
- an interface circuit configured to supply voltages to and receive outputs from said keyboard;
- wherein said keyboard is configured to produce an output in response to a mechanical interaction and said interface circuit is arranged to respond to said mechanical interaction and to provide a data item to said computer or similar processing device, wherein a plurality of key outlines are defined on said keyboard device, and said keyboard device includes a key registration device configured to focus compression of said first layer and said second layer during a mechanical interaction on a location within a key outline.
Dependencies are inferred from the claim text.