GB256427A - Improvements in lighting shades for billiard tables and the like - Google Patents
Improvements in lighting shades for billiard tables and the likeInfo
- Publication number
- GB256427A GB256427A GB24372/25A GB2437225A GB256427A GB 256427 A GB256427 A GB 256427A GB 24372/25 A GB24372/25 A GB 24372/25A GB 2437225 A GB2437225 A GB 2437225A GB 256427 A GB256427 A GB 256427A
- Authority
- GB
- United Kingdom
- Prior art keywords
- shade
- partition
- painted
- sloping sides
- 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
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/04—Optical design
- F21V7/05—Optical design plane
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63D—BOWLING GAMES, e.g. SKITTLES, BOCCE OR BOWLS; INSTALLATIONS THEREFOR; BAGATELLE OR SIMILAR GAMES; BILLIARDS
- A63D15/00—Billiards, e.g. carom billiards or pocket billiards; Billiard tables
-
- 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
- F21V1/00—Shades for light sources, i.e. lampshades for table, floor, wall or ceiling lamps
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
256,427. Boivie, S. E., and Muggeridge, E: J. D. Sept. 30, 1925. Reflectors.-A billiard-table or like lamp shade comprises sloping sides 2, 4 and a preferably flat rectangular crown or top 5 from which depends a transverse bevel-edged V-shaped partition 6 on each side of which are arranged one or moreelectric lamp bulbs 8 or other sources of light located wholly within the shade, the sides and partition being provided with ventilating holes 9, 10. Preferably the partition extends below thesources of light but not to the bottom of the shade and the shade is. so arranged that lines drawn down the sloping sides intersect the boundary o$ the surface to be illuminated. The shade and partition may be made of cardboard, wood, or metal, and may be painted or enamelled green on the outside and painted white or otherwise provided with a reflecting surface on the inside. The shade may be suspended by a known form of device adapted to prevent rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB24372/25A GB256427A (en) | 1925-09-30 | 1925-09-30 | Improvements in lighting shades for billiard tables and the like |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB24372/25A GB256427A (en) | 1925-09-30 | 1925-09-30 | Improvements in lighting shades for billiard tables and the like |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB256427A true GB256427A (en) | 1926-08-12 |
Family
ID=10210679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB24372/25A Expired GB256427A (en) | 1925-09-30 | 1925-09-30 | Improvements in lighting shades for billiard tables and the like |
Country Status (1)
| Country | Link |
|---|---|
| GB (1) | GB256427A (en) |
-
1925
- 1925-09-30 GB GB24372/25A patent/GB256427A/en not_active Expired
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