GB541185A - Improvements in or relating to cowl and like devices - Google Patents
Improvements in or relating to cowl and like devicesInfo
- Publication number
- GB541185A GB541185A GB962440A GB962440A GB541185A GB 541185 A GB541185 A GB 541185A GB 962440 A GB962440 A GB 962440A GB 962440 A GB962440 A GB 962440A GB 541185 A GB541185 A GB 541185A
- Authority
- GB
- United Kingdom
- Prior art keywords
- cowl
- rays
- slots
- lamp
- relating
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Body Structure For Vehicles (AREA)
Abstract
541,185. Lamp cowls. VICKERS-ARMSTRONGS, Ltd., and MILLER, D. C. June 1, 1940, No. 9624. [Class 75 (iv)] A cowl 1 fitted to the front of a lamp or lantern 2 and having slotted or apertured front and rear plates allowing direct rays to issue over an angle A is provided with a number of slots 3 to intercept any rays which would normally reach the inner side surfaces of the cowl. The slots 3 may be arranged parallel to the front and back of the cowl, at right angles to the intercepted rays, or at angles varying according to the inclination of the rays.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB962440A GB541185A (en) | 1940-06-01 | 1940-06-01 | Improvements in or relating to cowl and like devices |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB962440A GB541185A (en) | 1940-06-01 | 1940-06-01 | Improvements in or relating to cowl and like devices |
Publications (1)
Publication Number | Publication Date |
---|---|
GB541185A true GB541185A (en) | 1941-11-17 |
Family
ID=9875578
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB962440A Expired GB541185A (en) | 1940-06-01 | 1940-06-01 | Improvements in or relating to cowl and like devices |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB541185A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0052503A1 (en) * | 1980-11-17 | 1982-05-26 | The Commonwealth Of Australia | Directional lamp shade |
-
1940
- 1940-06-01 GB GB962440A patent/GB541185A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0052503A1 (en) * | 1980-11-17 | 1982-05-26 | The Commonwealth Of Australia | Directional lamp shade |
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