DE3004422C2 - Parabolreflektor - Google Patents

Parabolreflektor

Info

Publication number
DE3004422C2
DE3004422C2 DE3004422A DE3004422A DE3004422C2 DE 3004422 C2 DE3004422 C2 DE 3004422C2 DE 3004422 A DE3004422 A DE 3004422A DE 3004422 A DE3004422 A DE 3004422A DE 3004422 C2 DE3004422 C2 DE 3004422C2
Authority
DE
Germany
Prior art keywords
reflector
apex
light source
ring
area
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
Application number
DE3004422A
Other languages
German (de)
English (en)
Other versions
DE3004422A1 (de
Inventor
Des Erfinders Auf Nennung Verzicht
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sidler & Co 7400 Tuebingen De GmbH
Original Assignee
Sidler & Co 7400 Tuebingen De GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sidler & Co 7400 Tuebingen De GmbH filed Critical Sidler & Co 7400 Tuebingen De GmbH
Priority to DE3004422A priority Critical patent/DE3004422C2/de
Priority to GB8103616A priority patent/GB2069124A/en
Priority to JP1512581A priority patent/JPS56125705A/ja
Priority to FR8102403A priority patent/FR2475691A1/fr
Priority to BE0/203735A priority patent/BE887427A/fr
Publication of DE3004422A1 publication Critical patent/DE3004422A1/de
Application granted granted Critical
Publication of DE3004422C2 publication Critical patent/DE3004422C2/de
Expired legal-status Critical Current

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
    • F21V7/0091—Reflectors for light sources using total internal reflection
    • 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
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/32—Optical layout thereof
    • F21S41/322—Optical layout thereof the reflector using total internal reflection
    • 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
    • F21S43/30—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by reflectors
    • F21S43/31—Optical layout thereof
    • F21S43/315—Optical layout thereof using total internal reflection
    • 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
    • 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)
  • Optical Elements Other Than Lenses (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
DE3004422A 1980-02-07 1980-02-07 Parabolreflektor Expired DE3004422C2 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE3004422A DE3004422C2 (de) 1980-02-07 1980-02-07 Parabolreflektor
GB8103616A GB2069124A (en) 1980-02-07 1981-02-05 A parabolic reflector
JP1512581A JPS56125705A (en) 1980-02-07 1981-02-05 Paraboloidal reflecting mirror
FR8102403A FR2475691A1 (fr) 1980-02-07 1981-02-06 Reflecteur parabolique
BE0/203735A BE887427A (fr) 1980-02-07 1981-02-06 Reflecteur parabolique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3004422A DE3004422C2 (de) 1980-02-07 1980-02-07 Parabolreflektor

Publications (2)

Publication Number Publication Date
DE3004422A1 DE3004422A1 (de) 1981-08-13
DE3004422C2 true DE3004422C2 (de) 1988-09-29

Family

ID=6093940

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3004422A Expired DE3004422C2 (de) 1980-02-07 1980-02-07 Parabolreflektor

Country Status (5)

Country Link
JP (1) JPS56125705A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE887427A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3004422C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2475691A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB2069124A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2501828B1 (fr) * 1981-03-16 1986-03-07 Cibie Projecteurs Perfectionnements aux feux de vehicules automobiles
FR2528536A1 (fr) * 1982-06-09 1983-12-16 Cibie Projecteurs Perfectionnements aux projecteurs de croisement pour vehicules automobiles
GB2146754A (en) * 1983-09-16 1985-04-24 Manville Service Corp Fluted reflector
JP2823156B2 (ja) * 1985-07-23 1998-11-11 キヤノン株式会社 ディスプレイ装置
WO1988005584A1 (fr) * 1987-01-19 1988-07-28 Nauchno-Proizvodstvennoe Obiedinenie Po Avtoelektr Dispositif de signalisation lumineuse
US4799137A (en) * 1987-03-24 1989-01-17 Minnesota Mining And Manufacturing Company Reflective film
FR2710965B1 (fr) * 1992-01-06 1996-02-09 Koito Mfg Co Ltd Réflecteur pour phares de véhicule.
JPH0654104U (ja) * 1992-12-21 1994-07-22 スタンレー電気株式会社 樹脂リフレクタ
DE10221683A1 (de) * 2002-05-16 2003-12-04 Hella Kg Hueck & Co Fahrzeugleuchte
ITTO20030801A1 (it) 2003-10-14 2005-04-15 Fiat Ricerche Perfezionamenti negli apparecchi di illuminazione.
DE102008057625B4 (de) * 2008-11-10 2019-02-21 Automotive Lighting Reutlingen Gmbh Reflektor für eine Kraftfahrzeugbeleuchtungseinrichtung und Kraftfahrzeugbeleuchtungseinrichtung
JP5394504B2 (ja) * 2009-10-30 2014-01-22 富士通フロンテック株式会社 撮像装置の照明光学系
JP5596418B2 (ja) * 2010-06-01 2014-09-24 株式会社小糸製作所 車両用灯具
WO2020048759A1 (en) * 2018-09-03 2020-03-12 Signify Holding B.V. A reflector and a starting sheet material for forming a reflector
CN113803687B (zh) * 2020-09-18 2024-07-12 常熟理工学院 汽车前照灯近光照明单元及复合功能照明单元

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB315114A (en) * 1928-07-31 1929-07-11 Holophane Ltd Improvements in illuminating appliances
CH186375A (de) * 1935-05-03 1936-09-15 Foltzer Joseph Glasreflektor an Lampen.
GB531185A (en) * 1939-06-29 1940-12-31 George William Rawlings Improvements in electric lamps
DE2714793C2 (de) * 1977-04-02 1983-12-01 Westfälische Metall Industrie KG Hueck & Co, 4780 Lippstadt Paraboloidförmiger Reflektor für Fahrzeugleuchten
BR7801938A (pt) * 1977-04-02 1978-11-07 Westfaelische Metall Industrie Refletor para lampadas de veiculo
IT1083262B (it) * 1977-05-10 1985-05-21 Fiat Spa Riflettore per dispositivo di illuminazione e o segnalazione particolarmente per veicoli

Also Published As

Publication number Publication date
DE3004422A1 (de) 1981-08-13
FR2475691A1 (fr) 1981-08-14
JPH0230001B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-07-04
FR2475691B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1985-01-04
BE887427A (fr) 1981-06-01
GB2069124A (en) 1981-08-19
JPS56125705A (en) 1981-10-02

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8305 Restricted maintenance of patent after opposition
D4 Patent maintained restricted
8339 Ceased/non-payment of the annual fee