CA981648A - Indicator with fibre optic viewing surface - Google Patents
Indicator with fibre optic viewing surfaceInfo
- Publication number
- CA981648A CA981648A CA170,021A CA170021A CA981648A CA 981648 A CA981648 A CA 981648A CA 170021 A CA170021 A CA 170021A CA 981648 A CA981648 A CA 981648A
- Authority
- CA
- Canada
- Prior art keywords
- indicator
- fibre optic
- viewing surface
- optic viewing
- fibre
- 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D13/00—Component parts of indicators for measuring arrangements not specially adapted for a specific variable
- G01D13/02—Scales; Dials
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D7/00—Indicating measured values
- G01D7/02—Indicating value of two or more variables simultaneously
- G01D7/04—Indicating value of two or more variables simultaneously using a separate indicating element for each variable
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R13/00—Arrangements for displaying electric variables or waveforms
- G01R13/40—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect
- G01R13/404—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for discontinuous display, i.e. display of discrete values
- G01R13/405—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for discontinuous display, i.e. display of discrete values using a plurality of active, i.e. light emitting, e.g. electro-luminescent elements, i.e. bar graphs
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/04—Signs, boards or panels, illuminated from behind the insignia
- G09F13/0418—Constructional details
- G09F13/0454—Slidable panels or parts
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA170,021A CA981648A (en) | 1973-04-19 | 1973-04-19 | Indicator with fibre optic viewing surface |
GB758774A GB1414933A (en) | 1973-04-19 | 1974-02-19 | Visual indicators |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA170,021A CA981648A (en) | 1973-04-19 | 1973-04-19 | Indicator with fibre optic viewing surface |
Publications (1)
Publication Number | Publication Date |
---|---|
CA981648A true CA981648A (en) | 1976-01-13 |
Family
ID=4096565
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA170,021A Expired CA981648A (en) | 1973-04-19 | 1973-04-19 | Indicator with fibre optic viewing surface |
Country Status (2)
Country | Link |
---|---|
CA (1) | CA981648A (en) |
GB (1) | GB1414933A (en) |
-
1973
- 1973-04-19 CA CA170,021A patent/CA981648A/en not_active Expired
-
1974
- 1974-02-19 GB GB758774A patent/GB1414933A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1414933A (en) | 1975-11-19 |
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