Electrolytic display cell
US4156559A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 16, 1977 |
| Grant date | May 29, 1979 |
| Priority date | — |
| Expiry date | Jun 16, 1997 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/1506
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An electrolytic display cell of the type comprising an electrolyte containing a metallic salt dissolved in a solvent, two parallel plates whereof one is covered by a semi-transparent electrode and whereof the other supports a counter-electrode, the electrode and counter-electrode being connected to the positive and negative poles of a d.c. voltage source via a switch permitting the connection of each pole to any one of the electrodes, the display being obtained by connecting the electrode to the negative pole of the source and the erasing by connecting the electrode to the positive pole, wherein the solvent is an organic solvent and the salt a silver halide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.