NL287712A - - Google Patents
Info
- Publication number
- NL287712A NL287712A NL287712DA NL287712A NL 287712 A NL287712 A NL 287712A NL 287712D A NL287712D A NL 287712DA NL 287712 A NL287712 A NL 287712A
- Authority
- NL
- Netherlands
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
-
- 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
- F21V7/06—Optical design with parabolic curvature
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 |
|---|---|---|---|
| FR885132A FR1310979A (fr) | 1962-01-17 | 1962-01-17 | Dispositif réflecteur pour appareils d'éclairage public et appareils d'éclairage munis de ce dispositif |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL287712A true NL287712A (US07816562-20101019-C00012.png) |
Family
ID=8770673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL287712D NL287712A (US07816562-20101019-C00012.png) | 1962-01-17 |
Country Status (6)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5400226A (en) * | 1991-01-09 | 1995-03-21 | Robert Bosch Gmbh | Headlamp for motor vehicle |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3265883A (en) * | 1964-04-30 | 1966-08-09 | Gen Electric | Luminaire |
| US3746856A (en) * | 1970-10-15 | 1973-07-17 | J Stephans | Reflector for incandescent lamp |
| US3857030A (en) * | 1972-03-10 | 1974-12-24 | Eclairage Tech | Reflector for light fixtures |
| US4504894A (en) * | 1980-11-13 | 1985-03-12 | Whiteway Manufacturing Co. | Lighting unit for providing indirect light |
| FR2766555B1 (fr) * | 1997-07-24 | 1999-10-15 | Eclairage Tech Eclatec Sa L | Reflecteur pour dispositif d'eclairage exterieur |
| RU2597217C2 (ru) * | 2014-03-14 | 2016-09-10 | Юрий Вячеславович Ивлиев | Способ попутного освещения автомобильных дорог, железнодорожного полотна, полотна метрополитена и система попутного освещения для его осуществления |
| RU2626379C1 (ru) * | 2016-05-31 | 2017-07-26 | Цезарь Иванович Калинин | Способ установки светильников для равномерного освещения участка поверхности |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1562502A (en) * | 1924-03-18 | 1925-11-24 | American Flatlite Company | Light projector |
| DE453532C (de) * | 1924-04-08 | 1927-12-08 | Friedrich Richter | Scheinwerferspiegel |
| US1757527A (en) * | 1925-12-04 | 1930-05-06 | Messrs Louis Poulsen & Company | Reflector for incandescent lamps |
| DE502834C (de) * | 1928-08-29 | 1930-07-17 | Zeiss Ikon Akt Ges | Spiegel fuer eine punktfoermige Lichtquelle |
| DE673329C (de) * | 1934-09-27 | 1939-03-20 | Charles Jacques Klaus | Mehrzoniger spiegelnder Reflektor |
| DE877803C (de) * | 1941-07-28 | 1953-05-26 | Perrot | Tiefenstrahler |
| US2578451A (en) * | 1946-08-30 | 1951-12-11 | Gen Electric | Luminaire |
| US2600514A (en) * | 1948-02-02 | 1952-06-17 | Percival H Mitchell | Elliptical type street lighting reflector incorporating parabolic reflecting areas |
| US2970208A (en) * | 1957-07-26 | 1961-01-31 | Westinghouse Electric Corp | Luminaire optical system |
-
0
- BE BE626959D patent/BE626959A/xx unknown
- NL NL287712D patent/NL287712A/xx unknown
-
1962
- 1962-01-17 FR FR885132A patent/FR1310979A/fr not_active Expired
-
1963
- 1963-01-14 US US259766A patent/US3215980A/en not_active Expired - Lifetime
- 1963-01-17 DE DEE24193A patent/DE1275493B/de active Pending
- 1963-01-17 GB GB2205/63A patent/GB1006017A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5400226A (en) * | 1991-01-09 | 1995-03-21 | Robert Bosch Gmbh | Headlamp for motor vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| FR1310979A (fr) | 1962-11-30 |
| BE626959A (US07816562-20101019-C00012.png) | |
| GB1006017A (en) | 1965-09-29 |
| DE1275493B (de) | 1968-08-22 |
| US3215980A (en) | 1965-11-02 |
