DE2244584A1 - Kraftfahrzeugscheinwerfer - Google Patents
KraftfahrzeugscheinwerferInfo
- Publication number
- DE2244584A1 DE2244584A1 DE2244584A DE2244584A DE2244584A1 DE 2244584 A1 DE2244584 A1 DE 2244584A1 DE 2244584 A DE2244584 A DE 2244584A DE 2244584 A DE2244584 A DE 2244584A DE 2244584 A1 DE2244584 A1 DE 2244584A1
- Authority
- DE
- Germany
- Prior art keywords
- motor vehicle
- reflector
- polarizing film
- light
- parabolic reflector
- 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.)
- Pending
Links
- 230000001419 dependent effect Effects 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 2
- 230000010287 polarization Effects 0.000 claims description 2
- 239000011521 glass Substances 0.000 description 5
- 240000004808 Saccharomyces cerevisiae Species 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
- F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
- F21V9/08—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for producing coloured light, e.g. monochromatic; for reducing intensity of light
- F21V9/12—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for producing coloured light, e.g. monochromatic; for reducing intensity of light with liquid-filled chambers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/12—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of emitted light
- F21S41/135—Polarised
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
- F21S41/63—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on refractors, filters or transparent cover plates
- F21S41/64—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on refractors, filters or transparent cover plates by changing their light transmissivity, e.g. by liquid crystal or electrochromic devices
- F21S41/645—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on refractors, filters or transparent cover plates by changing their light transmissivity, e.g. by liquid crystal or electrochromic devices by electro-optic means, e.g. liquid crystal or electrochromic devices
-
- 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
- F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
- F21V9/40—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters with provision for controlling spectral properties, e.g. colour, or intensity
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Optical Elements Other Than Lenses (AREA)
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2244584A DE2244584A1 (de) | 1972-09-12 | 1972-09-12 | Kraftfahrzeugscheinwerfer |
| AT783273A AT338933B (de) | 1972-09-12 | 1973-09-10 | Kraftfahrzeugscheinwerfer |
| IT28792/73A IT993207B (it) | 1972-09-12 | 1973-09-11 | Proiettore per autoveicoli |
| BE135563A BE804740A (fr) | 1972-09-12 | 1973-09-11 | Phare de vehicule |
| SE7312369A SE382254B (sv) | 1972-09-12 | 1973-09-11 | Motorfordonsstralkastare med parabolisk reflektor. |
| GB4261173A GB1446040A (en) | 1972-09-12 | 1973-09-11 | Motor vehicle headlamp |
| NL7312504A NL7312504A (cg-RX-API-DMAC7.html) | 1972-09-12 | 1973-09-11 | |
| FR7332840A FR2199094B1 (cg-RX-API-DMAC7.html) | 1972-09-12 | 1973-09-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2244584A DE2244584A1 (de) | 1972-09-12 | 1972-09-12 | Kraftfahrzeugscheinwerfer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2244584A1 true DE2244584A1 (de) | 1974-03-21 |
Family
ID=5856037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2244584A Pending DE2244584A1 (de) | 1972-09-12 | 1972-09-12 | Kraftfahrzeugscheinwerfer |
Country Status (8)
| Country | Link |
|---|---|
| AT (1) | AT338933B (cg-RX-API-DMAC7.html) |
| BE (1) | BE804740A (cg-RX-API-DMAC7.html) |
| DE (1) | DE2244584A1 (cg-RX-API-DMAC7.html) |
| FR (1) | FR2199094B1 (cg-RX-API-DMAC7.html) |
| GB (1) | GB1446040A (cg-RX-API-DMAC7.html) |
| IT (1) | IT993207B (cg-RX-API-DMAC7.html) |
| NL (1) | NL7312504A (cg-RX-API-DMAC7.html) |
| SE (1) | SE382254B (cg-RX-API-DMAC7.html) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2555292A1 (fr) * | 1983-11-21 | 1985-05-24 | Silvatrim Sa | Phares anti-eblouissants |
| IT1179912B (it) * | 1984-04-16 | 1987-09-16 | Fiat Auto Spa | Fanale per autoveicoli e gruppo ottico per autoveicoli includente tale fanale |
| FR2583499B1 (fr) * | 1985-06-14 | 1989-10-27 | Cibie Projecteurs | Projecteur de vehicule automobile a variation de faisceau |
| FR2590965B1 (fr) * | 1985-11-29 | 1989-02-17 | Cibie Projecteurs | Feu de signalisation a deux etats d'eclairement pour vehicule tel qu'un vehicule automobile |
| FR2605086B1 (fr) * | 1986-10-10 | 1991-03-15 | Cibie Projecteurs | Dispositifs d'eclairage a ecran electrochromique, notamment pour vehicules automobiles |
| AT406079B (de) * | 1989-10-17 | 2000-02-25 | Zizala Lichtsysteme Gmbh | Fahrzeugscheinwerfer |
| US5023758A (en) * | 1989-11-13 | 1991-06-11 | General Electric Company | Single arc discharge headlamp with light switch for high/low beam operation |
| JP5448615B2 (ja) * | 2009-07-14 | 2014-03-19 | 株式会社小糸製作所 | 車両用前照灯 |
| DE102014113700A1 (de) * | 2014-09-23 | 2016-03-24 | Hella Kgaa Hueck & Co. | Scheinwerfer für Fahrzeuge |
-
1972
- 1972-09-12 DE DE2244584A patent/DE2244584A1/de active Pending
-
1973
- 1973-09-10 AT AT783273A patent/AT338933B/de not_active IP Right Cessation
- 1973-09-11 GB GB4261173A patent/GB1446040A/en not_active Expired
- 1973-09-11 NL NL7312504A patent/NL7312504A/xx unknown
- 1973-09-11 IT IT28792/73A patent/IT993207B/it active
- 1973-09-11 SE SE7312369A patent/SE382254B/xx unknown
- 1973-09-11 BE BE135563A patent/BE804740A/xx unknown
- 1973-09-12 FR FR7332840A patent/FR2199094B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ATA783273A (de) | 1977-01-15 |
| IT993207B (it) | 1975-09-30 |
| FR2199094A1 (cg-RX-API-DMAC7.html) | 1974-04-05 |
| AT338933B (de) | 1977-09-26 |
| NL7312504A (cg-RX-API-DMAC7.html) | 1974-03-14 |
| FR2199094B1 (cg-RX-API-DMAC7.html) | 1976-10-01 |
| GB1446040A (en) | 1976-08-11 |
| SE382254B (sv) | 1976-01-19 |
| BE804740A (fr) | 1974-01-02 |
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