GB971483A - Improvements in or relating to floodlights - Google Patents
Improvements in or relating to floodlightsInfo
- Publication number
- GB971483A GB971483A GB12857/63A GB1285763A GB971483A GB 971483 A GB971483 A GB 971483A GB 12857/63 A GB12857/63 A GB 12857/63A GB 1285763 A GB1285763 A GB 1285763A GB 971483 A GB971483 A GB 971483A
- Authority
- GB
- United Kingdom
- Prior art keywords
- compartment
- lamp
- terminal block
- receive
- floodlights
- 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
- F21V25/00—Safety devices structurally associated with lighting devices
- F21V25/12—Flameproof or explosion-proof arrangements
-
- 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
- F21V31/00—Gas-tight or water-tight arrangements
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
971,483. Floodlights. PYLE-NATIONAL CO. April 1, 1963 [Nov. 28, 1962], No. 12857/63. Heading F4R. A floodlight comprises a flat hollow rectangular body having an internal partition dividing the interior into a lamp compartment and a terminal block compartment, the compartments being connected by a passage closed by a removable plug through which the electric wiring passes, each compartment having an opening on the top surface of the body, closed in the case of the lamp compartment by a member having a window, a separate closure member being provided for the terminal block compartment. In the form shown, the body 11 has an upstanding portion 20 internally threaded over the lamp compartment 12 to receive a collar 32 carrying a gasket 34 on the upper surface on which rests a glass window 33 held in place by a ring 39, further gasketting 37, 40 being provided around the edge and on the upper surface of the glass. The portion 20 is also threaded to receive a cap 48 covering the terminal block compartment 13. The light source is a quartz iodine lamp 26 carried by brackets 27 on the base of the compartment 12 and co-operates with a sheet aluminium reflector 30a. The upper surface of the body is grooved to assist in dissipating heat.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US240634A US3180980A (en) | 1962-11-28 | 1962-11-28 | Explosion-proof floodlight |
Publications (1)
Publication Number | Publication Date |
---|---|
GB971483A true GB971483A (en) | 1964-09-30 |
Family
ID=22907316
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB12857/63A Expired GB971483A (en) | 1962-11-28 | 1963-04-01 | Improvements in or relating to floodlights |
Country Status (2)
Country | Link |
---|---|
US (1) | US3180980A (en) |
GB (1) | GB971483A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2549307A1 (en) * | 1983-07-11 | 1985-01-18 | Senay Michel | Electrical apparatus, in particular floodlight, for use in a marine environment and in an explosive atmosphere. |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3328573A (en) * | 1965-09-08 | 1967-06-27 | Pyle National Co | Explosion-proof joint |
US3949212A (en) * | 1969-11-10 | 1976-04-06 | The United States Of America As Represented By The Secretary Of The Navy | Underwater lighting for defense against swimmer attack |
IT1013261B (en) * | 1973-06-25 | 1977-03-30 | Texas Instruments Inc | IMPROVEMENT IN DETECTOR RECEIVERS FOR INFRARED RADIATION |
US4156891A (en) * | 1976-09-27 | 1979-05-29 | Roche Thomas F | Explosion-proof emergency light |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1325254A (en) * | 1919-12-16 | Projection light unit | ||
US1258827A (en) * | 1917-07-03 | 1918-03-12 | Frederick J Todd | Electric-lighting apparatus. |
US1742687A (en) * | 1926-11-26 | 1930-01-07 | Thomas J Burke | Life and vessel saving equipment |
GB541637A (en) * | 1940-01-05 | 1941-12-04 | British Thomson Houston Co Ltd | Improvements in luminaires for under-water use |
US2278916A (en) * | 1940-04-13 | 1942-04-07 | Spencer Lens Co | Illuminating device |
US2316835A (en) * | 1940-09-12 | 1943-04-20 | Crouse Hinds Co | Explosionproof enclosure for electrical devices |
US2574882A (en) * | 1949-01-13 | 1951-11-13 | Pyle National Co | Explosion-proof lighting fixture having isolated compartments |
US2849574A (en) * | 1955-06-29 | 1958-08-26 | Westinghouse Electric Corp | Luminaire |
US2857508A (en) * | 1956-10-26 | 1958-10-21 | Klugman Jack | Recessed lighting fixture |
US3094642A (en) * | 1960-06-17 | 1963-06-18 | Sylvania Electric Prod | Coated lamp |
-
1962
- 1962-11-28 US US240634A patent/US3180980A/en not_active Expired - Lifetime
-
1963
- 1963-04-01 GB GB12857/63A patent/GB971483A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2549307A1 (en) * | 1983-07-11 | 1985-01-18 | Senay Michel | Electrical apparatus, in particular floodlight, for use in a marine environment and in an explosive atmosphere. |
Also Published As
Publication number | Publication date |
---|---|
US3180980A (en) | 1965-04-27 |
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