Patent · US Active

Braille terminal and module for a braille terminal

US11164480B2 · kind B2 · utility

3Cited by

3References

14Claims

0Family size

Assignee

Johnson Matthey Piezo Products GmbH · DE

Inventors

Juergen Guenther · Schriesheim, DE
Stefan Klump · Lichtenfels, DE
Daniel Kuegel · Burgkunstadt, DE
Martin RUETTEL · Burgkunstadt, DE
Daniel Schneiderbanger · Burgkunstadt, DE

Key dates

Filing date	Mar 23, 2018
Grant date	Nov 2, 2021
Priority date	—
Expiry date	Aug 27, 2038

Classification

Technology area (CPC G)Physics
CPC primaryG09B21/004
WIPO fieldControl
WIPO sectorInstruments

Abstract

A braille terminal (2) which extends in a transverse direction (6) and which has a plurality of cells (26), wherein each cell (26) has a plurality of pins (28) that can be felt by a user and are arranged in a plurality of columns (32) and a plurality of rows (30), and wherein the cell (26) is designed to represent an individual character, wherein a respective pin (28) can be actuated in each case individually by means of a piezoelectric bending transducer (54), and the piezoelectric bending transducers (54) are secured on a plurality of printed circuit boards (52) has a plurality of modules (4) which are juxtaposed in the transverse direction (6) and which each have a module housing (12), wherein a plurality of cells (26) are integrated in the module (4).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.