Education and demonstration – Communication aids for the handicapped
Reexamination Certificate
2004-09-17
2008-12-09
Fernstrom, Kurt (Department: 3711)
Education and demonstration
Communication aids for the handicapped
Reexamination Certificate
active
07462034
ABSTRACT:
The present invention discloses a Braille display assembly including a plurality of individual Braille cells positioned in a substantially rectangular housing having a backplane forming a portion of a top wall of the rectangular housing, the backplane adapted to receive a plurality of Braille cells, the rectangular housing selected to maintain each of the plurality of individual Braille cells in a predetermined position, independent of the positioning of the other cells. A plurality of sets of tactile pin holes are formed in the top wall of the rectangular housing, each tactile pin being adapted to slideably receive a tactile pin and a plurality of control buttons are positioned adjacent the top wall and in circuit communication with the backplane. A cell cap, providing a common tactile surface for the plurality of Braille cells, is included, the cell cap being releasably engaged to the top wall of the rectangular housing.
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Conard Todd
Goldenberg Michael
Murphy Patrick
Rodriguez Carlos M
Tunkis Waldemar H
Fernstrom Kurt
Freedom Scientific Inc.
Holland & Knight LLP
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