GB201374A - Improvements in advertising and display apparatus - Google Patents
Improvements in advertising and display apparatusInfo
- Publication number
- GB201374A GB201374A GB1840922A GB1840922A GB201374A GB 201374 A GB201374 A GB 201374A GB 1840922 A GB1840922 A GB 1840922A GB 1840922 A GB1840922 A GB 1840922A GB 201374 A GB201374 A GB 201374A
- Authority
- GB
- United Kingdom
- Prior art keywords
- disc
- wheel
- spindle
- advertising
- display apparatus
- 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
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B23/00—Devices for changing pictures in viewing apparatus or projectors
- G03B23/08—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier
- G03B23/10—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier drum or disc carrier
- G03B23/105—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier drum or disc carrier disc carriers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Abstract
201,374. Baynes, F. W., and Pearson, S. O. July 5, 1922. Elements moving always in one plane, rotating; actuating - Apparatus for producing varying colour effects for projection upon a picture, screen, vases &c. comprises a casing 1 containing an electric lamp 6, the hot air convection currents from which actuate a fan-wheel 10. The spindle 11 of the wheel actuates a coloured disc 7 located above a glazed opening 14 in line with an upper opening 15 provided with an adjustable mirror 16 for reflecting the light beam at any desired angle upon an object to be illuminated. The disc 7 is secured by a clip to its supporting spindle and may thus be readily changed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1840922A GB201374A (en) | 1922-07-05 | 1922-07-05 | Improvements in advertising and display apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1840922A GB201374A (en) | 1922-07-05 | 1922-07-05 | Improvements in advertising and display apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
GB201374A true GB201374A (en) | 1923-08-02 |
Family
ID=10111954
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1840922A Expired GB201374A (en) | 1922-07-05 | 1922-07-05 | Improvements in advertising and display apparatus |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB201374A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4486075A (en) * | 1982-09-27 | 1984-12-04 | Cohen Stephen R | Mirror assembly for a vehicle |
-
1922
- 1922-07-05 GB GB1840922A patent/GB201374A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4486075A (en) * | 1982-09-27 | 1984-12-04 | Cohen Stephen R | Mirror assembly for a vehicle |
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