a braille system
A braille and five-finger technology, applied in the field of information exchange for the blind, can solve the problems of difficulty in reading, inconvenience to carry, low recording density, etc., and achieve the effect of easy learning and mastery, and good ergonomic performance.
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[0050] The present invention realizes above-mentioned purpose through following technical scheme:
[0051] This braille system includes the following:
[0052] (1) Writing tools for five-finger Braille characters: structure of keys and five-key keyboard
[0053] The five-key keyboard has five keys. The five keys are arranged according to the natural layout of the fingers. Each finger manages one key. The five keys are called thumb key 9, index finger key 10, middle finger key 11, ring finger key 12 and little finger key 13. The button is composed of a button surface 2, an upper conductive contact 3, a return spring 4, an outgoing wire 5 and a lower conductive contact 6, and the upper conductive contact 3 is fixed below the button surface 2, and the button surface 2 and the upper conductive contact 3 is supported by the return spring 4, and two lower conductive contacts 6 are made on both sides of the return spring 4, and the two lower conductive contacts 6 are respectively co...
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