GB104326A - Improvements relating to Miners' Safety Lamps. - Google Patents
Improvements relating to Miners' Safety Lamps.Info
- Publication number
- GB104326A GB104326A GB101617A GB101617A GB104326A GB 104326 A GB104326 A GB 104326A GB 101617 A GB101617 A GB 101617A GB 101617 A GB101617 A GB 101617A GB 104326 A GB104326 A GB 104326A
- Authority
- GB
- United Kingdom
- Prior art keywords
- miners
- improvements relating
- lamps
- safety lamps
- seat
- 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
- F21L23/00—Non-electric hand-lamps for miners
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Solid-Fuel Combustion (AREA)
Abstract
104,326. Haitwood, E. A. March 17, 1916. Miners' safety lamps.- In miners' lamps having an inner glass G', this glass rests on a seat A supported by a spring A'. The seat, which is preferably in the form of a ring or combustion aperture plate, is cut away, as shown, to provide for the ingress of air, and may be surrounded by a gauze web.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB101617A GB104326A (en) | 1916-03-17 | 1916-03-17 | Improvements relating to Miners' Safety Lamps. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB101617A GB104326A (en) | 1916-03-17 | 1916-03-17 | Improvements relating to Miners' Safety Lamps. |
Publications (1)
Publication Number | Publication Date |
---|---|
GB104326A true GB104326A (en) | 1917-03-01 |
Family
ID=32242951
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB101617A Expired GB104326A (en) | 1916-03-17 | 1916-03-17 | Improvements relating to Miners' Safety Lamps. |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB104326A (en) |
-
1916
- 1916-03-17 GB GB101617A patent/GB104326A/en not_active Expired
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