AT350661B - LUMINAIRE PROVIDED WITH A TRANSPARENT LOWER SURFACE - Google Patents
LUMINAIRE PROVIDED WITH A TRANSPARENT LOWER SURFACEInfo
- Publication number
- AT350661B AT350661B AT33975A AT33975A AT350661B AT 350661 B AT350661 B AT 350661B AT 33975 A AT33975 A AT 33975A AT 33975 A AT33975 A AT 33975A AT 350661 B AT350661 B AT 350661B
- Authority
- AT
- Austria
- Prior art keywords
- transparent lower
- luminaire provided
- luminaire
- transparent
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
- F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
- F24F13/078—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser combined with lighting fixtures
-
- 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
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
- F21V33/0088—Ventilating systems
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2419091A DE2419091A1 (en) | 1974-04-20 | 1974-04-20 | Lamp enclosed with transparent cover - with a controlled air circulation system |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA33975A ATA33975A (en) | 1978-11-15 |
AT350661B true AT350661B (en) | 1979-06-11 |
Family
ID=5913427
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT33975A AT350661B (en) | 1974-04-20 | 1975-01-17 | LUMINAIRE PROVIDED WITH A TRANSPARENT LOWER SURFACE |
Country Status (3)
Country | Link |
---|---|
AT (1) | AT350661B (en) |
CH (1) | CH576610A5 (en) |
DE (1) | DE2419091A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8403745A (en) * | 1984-12-10 | 1986-07-01 | Philips Nv | LIGHTING LUMINAIRE. |
US4724515A (en) * | 1985-04-26 | 1988-02-09 | Nissan Motor Co., Ltd. | Vehicle-use lamp fixture and braking indicator mechanism |
NL1013176C2 (en) * | 1999-09-29 | 2001-04-06 | Gropeco B V | Light lens system is for at least one elongated lamp unit, such as a strip light and has two end parts, at least one outer reflector extending between end parts and at least one likewise extending refractor |
-
1974
- 1974-04-20 DE DE2419091A patent/DE2419091A1/en active Pending
-
1975
- 1975-01-15 CH CH46175A patent/CH576610A5/xx not_active IP Right Cessation
- 1975-01-17 AT AT33975A patent/AT350661B/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CH576610A5 (en) | 1976-06-15 |
ATA33975A (en) | 1978-11-15 |
DE2419091A1 (en) | 1975-11-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee | ||
UEP | Publication of translation of european patent specification | ||
REN | Ceased due to non-payment of the annual fee |