GB913695A - Improvements in devices for visual indication of the presence of direct voltages or currents - Google Patents
Improvements in devices for visual indication of the presence of direct voltages or currentsInfo
- Publication number
- GB913695A GB913695A GB14021/60A GB1402160A GB913695A GB 913695 A GB913695 A GB 913695A GB 14021/60 A GB14021/60 A GB 14021/60A GB 1402160 A GB1402160 A GB 1402160A GB 913695 A GB913695 A GB 913695A
- Authority
- GB
- United Kingdom
- Prior art keywords
- currents
- devices
- visual indication
- direct voltages
- april
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 230000000007 visual effect Effects 0.000 title 1
- 239000003990 capacitor Substances 0.000 abstract 1
- 210000003298 dental enamel Anatomy 0.000 abstract 1
- 238000005401 electroluminescence Methods 0.000 abstract 1
- 239000011521 glass Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical class [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/145—Indicating the presence of current or voltage
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/04—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions
- G09G3/06—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions using controlled light sources
- G09G3/12—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions using controlled light sources using electroluminescent elements
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Measurement Of Current Or Voltage (AREA)
- Electroluminescent Light Sources (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL238572 | 1959-04-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB913695A true GB913695A (en) | 1962-12-28 |
Family
ID=19751689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB14021/60A Expired GB913695A (en) | 1959-04-24 | 1960-04-21 | Improvements in devices for visual indication of the presence of direct voltages or currents |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS388532B1 (enrdf_load_stackoverflow) |
| FR (1) | FR1254765A (enrdf_load_stackoverflow) |
| GB (1) | GB913695A (enrdf_load_stackoverflow) |
-
1960
- 1960-04-21 GB GB14021/60A patent/GB913695A/en not_active Expired
- 1960-04-21 JP JP2164460A patent/JPS388532B1/ja active Pending
- 1960-04-22 FR FR825054A patent/FR1254765A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1254765A (fr) | 1961-02-24 |
| JPS388532B1 (enrdf_load_stackoverflow) | 1963-06-08 |
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