EP0464446A3 - Electric lamp having a light reflecting layer - Google Patents

Electric lamp having a light reflecting layer Download PDF

Info

Publication number
EP0464446A3
EP0464446A3 EP19910109916 EP91109916A EP0464446A3 EP 0464446 A3 EP0464446 A3 EP 0464446A3 EP 19910109916 EP19910109916 EP 19910109916 EP 91109916 A EP91109916 A EP 91109916A EP 0464446 A3 EP0464446 A3 EP 0464446A3
Authority
EP
European Patent Office
Prior art keywords
light reflecting
reflecting layer
electric lamp
lamp
electric
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.)
Granted
Application number
EP19910109916
Other languages
German (de)
Other versions
EP0464446A2 (en
EP0464446B1 (en
Inventor
Juergen Preissner
Peter Stadahl
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.)
Osram GmbH
Original Assignee
Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
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 Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH filed Critical Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
Publication of EP0464446A2 publication Critical patent/EP0464446A2/en
Publication of EP0464446A3 publication Critical patent/EP0464446A3/en
Application granted granted Critical
Publication of EP0464446B1 publication Critical patent/EP0464446B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • H01J61/35—Vessels; Containers provided with coatings on the walls thereof; Selection of materials for the coatings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • H01K1/32—Envelopes; Vessels provided with coatings on the walls; Vessels or coatings thereon characterised by the material thereof
    • H01K1/325—Reflecting coating

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physical Vapour Deposition (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
EP91109916A 1990-06-28 1991-06-17 Electric lamp having a light reflecting layer Expired - Lifetime EP0464446B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4020595A DE4020595A1 (en) 1990-06-28 1990-06-28 Electric reflector lamp for accent lighting
DE4020595 1990-06-28

Publications (3)

Publication Number Publication Date
EP0464446A2 EP0464446A2 (en) 1992-01-08
EP0464446A3 true EP0464446A3 (en) 1992-10-21
EP0464446B1 EP0464446B1 (en) 1996-10-16

Family

ID=6409257

Family Applications (1)

Application Number Title Priority Date Filing Date
EP91109916A Expired - Lifetime EP0464446B1 (en) 1990-06-28 1991-06-17 Electric lamp having a light reflecting layer

Country Status (3)

Country Link
EP (1) EP0464446B1 (en)
DE (2) DE4020595A1 (en)
HU (1) HUT57946A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19857079A1 (en) * 1998-12-10 2000-06-15 Volkswagen Ag Incandescent lamp for an automobile headlight or direction indicator light has a partially transparent bulb coating
DE19857076A1 (en) * 1998-12-10 2000-06-15 Volkswagen Ag Incandescent lamp, for a car headlight, has a bulb coating which is black at the bulb side and silver at the opposite side
US8278823B2 (en) 2007-03-30 2012-10-02 General Electric Company Thermo-optically functional compositions, systems and methods of making

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1035871B (en) * 1956-04-17 1958-08-07 Lampes Elect Fab Reunies Process for applying a diffusely reflective layer to the bulb of an electric incandescent lamp or discharge tube
JPH06100687B2 (en) * 1983-08-22 1994-12-12 東芝ライテック株式会社 Bulb
DE3425467A1 (en) * 1984-07-11 1986-01-23 Battelle-Institut E.V., 6000 Frankfurt METHOD FOR IMPROVING THE COLOR IMPRESSION OF TITAN NITRIDE LAYERS
JPS63144379A (en) * 1986-12-08 1988-06-16 Minolta Camera Co Ltd Fixing device
JPS63174262A (en) * 1987-01-12 1988-07-18 Nec Home Electronics Ltd Aperture type fluorescent lamp
JPS63252944A (en) * 1987-04-10 1988-10-20 Nippon Sheet Glass Co Ltd Transparent heat radiation-reflecting sheet
JPH0762992B2 (en) * 1987-08-26 1995-07-05 東芝ライテック株式会社 Reflective metal halide lamp
JPH01143130A (en) * 1987-11-30 1989-06-05 Ushio Inc Fluorescent lamp
JP2838525B2 (en) * 1988-10-18 1998-12-16 コニカ株式会社 Reflector
JP2993003B2 (en) * 1989-03-10 1999-12-20 ソニー株式会社 Pattern formation method

Non-Patent Citations (8)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 12, no. 406 (P-777)27. Oktober 1988 & JP-A-63 144 379 ( MINOLTA CAMERA CO LTD ) 16 Juni 1988 *
PATENT ABSTRACTS OF JAPAN vol. 12, no. 447 (E-685)24. November 1988 & JP-A-63 174 262 ( NEC HOME ELECTRONICS LTD ) 18 Juli 1988 *
PATENT ABSTRACTS OF JAPAN vol. 13, no. 259 (E-773)15 Juni 1989; & JP-A-1 054 663 (TOSHIBA CORP.) 2 März 1989 *
PATENT ABSTRACTS OF JAPAN vol. 13, no. 396 (E-815)4. September 1989 & JP-A-1 143 130 ( USHIO INC ) 5 Juni 1989 *
PATENT ABSTRACTS OF JAPAN vol. 13, no. 61 (C-567)10. Februar 1989 & JP-A-63 252 944 ( NIPPON SHEET GLASS CO LTD ) 20 Oktober 1988 *
PATENT ABSTRACTS OF JAPAN vol. 14, no. 329 (P-1076)16. Juli 1990 & JP-A-2 109 003 ( KONIKA CORP ) 20 April 1990 *
PATENT ABSTRACTS OF JAPAN vol. 14, no. 550 (E-1009)6. Dezember 1990 & JP-A-2 237 108 ( SONY CORP ) 19 September 1990 *
VAKUUM IN DER PRAXIS Nr. 1, 1990, WEINHEIM, DE Seiten 16 - 20; G. KIENEL: 'Plasmagestützte Vakuumbeschichtungsverfahren Verfahrensvarianten und Entwicklungstendenzen' *

Also Published As

Publication number Publication date
DE4020595A1 (en) 1992-01-09
DE59108277D1 (en) 1996-11-21
EP0464446A2 (en) 1992-01-08
HUT57946A (en) 1991-12-30
EP0464446B1 (en) 1996-10-16

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