GB532544A - Improvements in screens for lamps - Google Patents
Improvements in screens for lampsInfo
- Publication number
- GB532544A GB532544A GB24730/39A GB2473039A GB532544A GB 532544 A GB532544 A GB 532544A GB 24730/39 A GB24730/39 A GB 24730/39A GB 2473039 A GB2473039 A GB 2473039A GB 532544 A GB532544 A GB 532544A
- Authority
- GB
- United Kingdom
- Prior art keywords
- plate
- lamps
- screens
- burner
- light
- 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
- F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
- F21L19/00—Lanterns, e.g. hurricane lamps or candle lamps
-
- 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
- F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Gas Burners (AREA)
Abstract
532,544. Lamp screen. CRESSWELL, G. Aug. 28, 1939, No. 24730. [Class 75 (ii)] The light from a hurricane lamp is screened by an annular metal plate d placed on the apertured plate e surrounding the burner and a metal tube b formed with light-emitting apertures c resting so as. to surround the burner on the plate d.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB24730/39A GB532544A (en) | 1939-08-28 | 1939-08-28 | Improvements in screens for lamps |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB24730/39A GB532544A (en) | 1939-08-28 | 1939-08-28 | Improvements in screens for lamps |
Publications (1)
Publication Number | Publication Date |
---|---|
GB532544A true GB532544A (en) | 1941-01-27 |
Family
ID=10216343
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB24730/39A Expired GB532544A (en) | 1939-08-28 | 1939-08-28 | Improvements in screens for lamps |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB532544A (en) |
-
1939
- 1939-08-28 GB GB24730/39A patent/GB532544A/en not_active Expired
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