SE7807550L - Optisk anordning - Google Patents
Optisk anordningInfo
- Publication number
- SE7807550L SE7807550L SE7807550A SE7807550A SE7807550L SE 7807550 L SE7807550 L SE 7807550L SE 7807550 A SE7807550 A SE 7807550A SE 7807550 A SE7807550 A SE 7807550A SE 7807550 L SE7807550 L SE 7807550L
- Authority
- SE
- Sweden
- Prior art keywords
- optical device
- optical
- Prior art date
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
- F21V7/09—Optical design with a combination of different curvatures
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Optical Elements Other Than Lenses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7721193A FR2396922A1 (fr) | 1977-07-08 | 1977-07-08 | Dispositif optique fournissant un faisceau lumineux directif et appareil d'eclairage comportant un tel dispositif |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE7807550L true SE7807550L (sv) | 1979-01-09 |
Family
ID=9193183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7807550A SE7807550L (sv) | 1977-07-08 | 1978-07-04 | Optisk anordning |
Country Status (12)
| Country | Link |
|---|---|
| BE (1) | BE868832A (sv) |
| DE (1) | DE2829969A1 (sv) |
| DK (1) | DK306378A (sv) |
| ES (1) | ES471494A1 (sv) |
| FR (1) | FR2396922A1 (sv) |
| GB (1) | GB2000855B (sv) |
| IT (1) | IT1096999B (sv) |
| LU (1) | LU79935A1 (sv) |
| NL (1) | NL7807277A (sv) |
| OA (1) | OA06004A (sv) |
| PT (1) | PT68253A (sv) |
| SE (1) | SE7807550L (sv) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| HUT35362A (en) * | 1981-04-30 | 1985-06-28 | Tivadar Foeldi | Lighting armature, preferably for indoor light |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1011455A (fr) * | 1949-02-11 | 1952-06-23 | Ets Claude Paz & Silva | Perfectionnements aux appareils d'éclairage |
| GB688102A (en) * | 1950-08-16 | 1953-02-25 | British Thomson Houston Co Ltd | Improvements in and relating to luminaires |
| DE1696803U (de) * | 1953-06-03 | 1955-04-21 | Siemens Ag | Breitsrahlende strassenleuchte fuer leuchtstofflampen. |
| NL152889B (nl) * | 1967-03-10 | 1977-04-15 | Gen Electric | Werkwijze ter bereiding van een lineair polycarbonaatcopolymeer, alsmede orienteerbare textielvezel van dit copolymeer. |
-
1977
- 1977-07-08 FR FR7721193A patent/FR2396922A1/fr active Granted
-
1978
- 1978-07-04 PT PT68253A patent/PT68253A/pt unknown
- 1978-07-04 SE SE7807550A patent/SE7807550L/sv unknown
- 1978-07-05 IT IT25324/78A patent/IT1096999B/it active
- 1978-07-05 GB GB7828960A patent/GB2000855B/en not_active Expired
- 1978-07-05 NL NL7807277A patent/NL7807277A/xx not_active Application Discontinuation
- 1978-07-06 ES ES471494A patent/ES471494A1/es not_active Expired
- 1978-07-06 LU LU79935A patent/LU79935A1/xx unknown
- 1978-07-06 OA OA56554A patent/OA06004A/xx unknown
- 1978-07-07 DE DE19782829969 patent/DE2829969A1/de not_active Ceased
- 1978-07-07 BE BE189148A patent/BE868832A/xx not_active IP Right Cessation
- 1978-07-07 DK DK783063A patent/DK306378A/da unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE868832A (fr) | 1978-11-03 |
| IT7825324A0 (it) | 1978-07-05 |
| LU79935A1 (sv) | 1978-12-12 |
| DE2829969A1 (de) | 1979-01-25 |
| IT1096999B (it) | 1985-08-26 |
| GB2000855A (en) | 1979-01-17 |
| PT68253A (fr) | 1978-08-01 |
| GB2000855B (en) | 1982-02-03 |
| ES471494A1 (es) | 1979-02-01 |
| OA06004A (fr) | 1981-06-30 |
| DK306378A (da) | 1979-01-09 |
| NL7807277A (nl) | 1979-01-10 |
| FR2396922A1 (fr) | 1979-02-02 |
| FR2396922B1 (sv) | 1981-06-12 |
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