ES405829A1 - Perfeccionamientos en los cristales y analogos para faros de vehiculo. - Google Patents
Perfeccionamientos en los cristales y analogos para faros de vehiculo.Info
- Publication number
- ES405829A1 ES405829A1 ES405829A ES405829A ES405829A1 ES 405829 A1 ES405829 A1 ES 405829A1 ES 405829 A ES405829 A ES 405829A ES 405829 A ES405829 A ES 405829A ES 405829 A1 ES405829 A1 ES 405829A1
- Authority
- ES
- Spain
- Prior art keywords
- projections
- glass
- central zone
- lenses
- refinements
- 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
- 239000011521 glass Substances 0.000 abstract 2
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
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/26—Refractors, transparent cover plates, light guides or filters not provided in groups F21S43/235 - F21S43/255
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3703171A GB1387589A (en) | 1971-08-06 | 1971-08-06 | Lenses |
Publications (1)
Publication Number | Publication Date |
---|---|
ES405829A1 true ES405829A1 (es) | 1976-01-16 |
Family
ID=10393179
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES405829A Expired ES405829A1 (es) | 1971-08-06 | 1972-08-03 | Perfeccionamientos en los cristales y analogos para faros de vehiculo. |
Country Status (6)
Country | Link |
---|---|
AU (1) | AU470060B2 (de) |
DE (1) | DE2236167C2 (de) |
ES (1) | ES405829A1 (de) |
FR (1) | FR2148434B1 (de) |
GB (1) | GB1387589A (de) |
IT (1) | IT974630B (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4198182A (en) * | 1975-09-20 | 1980-04-15 | Lucas Industries Limited | Method of manufacturing a mould for producing a lamp lens element |
GB1546805A (en) * | 1975-09-20 | 1979-05-31 | Lucas Industries Ltd | Method of manufacturing a mould for producing a lens element and mould manufactured by that method |
US4332438A (en) * | 1979-03-23 | 1982-06-01 | Lucas Industries Limited | Lens element |
DE10210780A1 (de) * | 2002-03-12 | 2004-04-08 | Hella Kg Hueck & Co. | Innenleuchte für Fahrzeuge mit einer Streuscheibe |
DE102004042125B4 (de) * | 2004-08-30 | 2008-05-08 | Schefenacker Vision Systems Germany Gmbh & Co. Kg | Leuchteinheit mit einer Vielzahl gekrümmter Flächenelemente |
US10126549B2 (en) * | 2014-04-11 | 2018-11-13 | Kuraray Co., Ltd. | Method for designing light diffusion patter, method for manufacturing light diffusion plate, and light diffusion plate |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2137079A (en) * | 1935-11-22 | 1938-11-15 | Gen Motors Corp | Lens |
US2890627A (en) * | 1950-03-04 | 1959-06-16 | Gen Motors Corp | Method for making lens mold |
US2758200A (en) * | 1950-07-22 | 1956-08-07 | Holophane Co Inc | Light transmitters and diffusers |
AT247456B (de) * | 1963-07-15 | 1966-06-10 | Austrolux Wiener Elektro | Glas, insbesondere Kunstglas für Beleuchtungszwecke |
DE1447102A1 (de) * | 1964-11-21 | 1969-07-10 | Vni Swetotechnitscheskij I | Streuscheibe fuer Beleuchtungskoerper mit Reflexionsoptik |
GB1301659A (de) * | 1969-05-12 | 1973-01-04 |
-
1971
- 1971-08-06 GB GB3703171A patent/GB1387589A/en not_active Expired
-
1972
- 1972-07-19 AU AU44713/72A patent/AU470060B2/en not_active Expired
- 1972-07-20 IT IT27217/72A patent/IT974630B/it active
- 1972-07-24 DE DE2236167A patent/DE2236167C2/de not_active Expired
- 1972-07-26 FR FR7226882A patent/FR2148434B1/fr not_active Expired
- 1972-08-03 ES ES405829A patent/ES405829A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IT974630B (it) | 1974-07-10 |
AU4471372A (en) | 1974-02-07 |
DE2236167A1 (de) | 1973-02-15 |
AU470060B2 (en) | 1976-03-04 |
DE2236167C2 (de) | 1984-02-09 |
FR2148434B1 (de) | 1976-01-16 |
FR2148434A1 (de) | 1973-03-23 |
GB1387589A (en) | 1975-03-19 |
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