Braille display assembly
US7462034B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 17, 2004 |
| Grant date | Dec 9, 2008 |
| Priority date | — |
| Expiry date | Dec 18, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09B21/003
- WIPO fieldControl
- WIPO sectorInstruments
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.