Information output apparatus
US11508259B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 27, 2018 |
| Grant date | Nov 22, 2022 |
| Priority date | — |
| Expiry date | Sep 23, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2003/0266
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Provided is an information output apparatus. The information output apparatus includes: an expression surface including a plurality of expression holes; a plurality of pins configured to protrude to the expression surface through the expression holes and express a protrusion signal on the expression surface; a plurality of first movement units located at an inner side of the expression surface and configured such that at least a portion of the plurality of first movement units moves in a first direction when an electric signal is applied thereto; and a plurality of second movement units located at the inner side of the expression surface and configured to move in a second direction different from the first direction in cooperation with the motion of the first movement units and drive each of the plurality of pins such that the each of the plurality of pins protrudes to the expression surface through each of the expression holes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.