EP0295592A3 - Electric lamp - Google Patents

Electric lamp Download PDF

Info

Publication number
EP0295592A3
EP0295592A3 EP19880109328 EP88109328A EP0295592A3 EP 0295592 A3 EP0295592 A3 EP 0295592A3 EP 19880109328 EP19880109328 EP 19880109328 EP 88109328 A EP88109328 A EP 88109328A EP 0295592 A3 EP0295592 A3 EP 0295592A3
Authority
EP
European Patent Office
Prior art keywords
electric lamp
light output
high light
despite high
output normal
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.)
Withdrawn
Application number
EP19880109328
Other languages
German (de)
French (fr)
Other versions
EP0295592A2 (en
Inventor
Knut Otto Sassmannshausen
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP0295592A2 publication Critical patent/EP0295592A2/en
Publication of EP0295592A3 publication Critical patent/EP0295592A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/50—Selection of substances for gas fillings; Specified pressure thereof

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
  • Discharge Lamp (AREA)

Abstract

Elektrische Lampe, welche trotz hoher Lichtleistung aus Normalgläsern hergestellt werden kann. Electric lamp, which despite high light output Normal glasses can be made.

EP19880109328 1987-06-13 1988-06-11 Electric lamp Withdrawn EP0295592A3 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE3719761 1987-06-13
DE3719761 1987-06-13
DE3808702 1988-03-16
DE3808702 1988-03-16

Publications (2)

Publication Number Publication Date
EP0295592A2 EP0295592A2 (en) 1988-12-21
EP0295592A3 true EP0295592A3 (en) 1991-01-02

Family

ID=25856613

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19880109328 Withdrawn EP0295592A3 (en) 1987-06-13 1988-06-11 Electric lamp

Country Status (1)

Country Link
EP (1) EP0295592A3 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9321215U1 (en) * 1993-12-22 1996-09-12 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 81543 München Halogen light bulb
DE102007015483A1 (en) 2007-03-30 2008-10-02 Osram Gesellschaft mit beschränkter Haftung Assembly for an electric lamp with outer bulb
EP1975975A1 (en) 2007-03-30 2008-10-01 Patent-Treuhand-Gesellschaft Für Elektrische Glühlampen mbH Construction unit for an electrical light with external pistons
DE102007015481A1 (en) 2007-03-30 2008-10-02 Osram Gesellschaft mit beschränkter Haftung Construction unit for electric lamp i.e. reflector lamp, has molybdenum foils brought into pinch and guided outwardly by external current supply, where one of foils is arranged transverse to longitudinal axle in pinch

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2271108A (en) * 1940-01-17 1942-01-27 Kenneth L Wade Incandescent lamp
FR1260887A (en) * 1959-06-02 1961-05-12 Incandescent light bulb, including small light bulb and reflector lamp, including parabolic reflector
US3784275A (en) * 1971-04-29 1974-01-08 Philips Corp Method of manufacturing an incandescent lamp
JPS52120587A (en) * 1976-04-01 1977-10-11 Toshiba Corp Bulb lamp
US4463277A (en) * 1980-08-11 1984-07-31 North American Philips Lighting Corporation Compact halogen-cycle incandescent lamp, and lamp unit utilizing such lamp as a light source
EP0140330A2 (en) * 1983-10-31 1985-05-08 Kabushiki Kaisha Toshiba Miniature incandescent lamp
DE8708356U1 (en) * 1987-06-13 1987-08-27 Norda, Marie Luise, 2991 Dersum light bulb

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2271108A (en) * 1940-01-17 1942-01-27 Kenneth L Wade Incandescent lamp
FR1260887A (en) * 1959-06-02 1961-05-12 Incandescent light bulb, including small light bulb and reflector lamp, including parabolic reflector
US3784275A (en) * 1971-04-29 1974-01-08 Philips Corp Method of manufacturing an incandescent lamp
JPS52120587A (en) * 1976-04-01 1977-10-11 Toshiba Corp Bulb lamp
US4463277A (en) * 1980-08-11 1984-07-31 North American Philips Lighting Corporation Compact halogen-cycle incandescent lamp, and lamp unit utilizing such lamp as a light source
EP0140330A2 (en) * 1983-10-31 1985-05-08 Kabushiki Kaisha Toshiba Miniature incandescent lamp
DE8708356U1 (en) * 1987-06-13 1987-08-27 Norda, Marie Luise, 2991 Dersum light bulb

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
ELEKTROTECHNISCHE ZEITSCHRIFT, AUSGABE B. vol. 28, no. 4, Februar 1976, BERLIN DE Seiten 86 - 87; KLOPFER: "VERBESSERUNGSMOGLICHKEITEN VON GLUHLAMPEN" *
PATENT ABSTRACTS OF JAPAN vol. 2, no. 9 (M-77)(6598) 23 Januar 1978, & JP-A-52 120587 (TOKYO SHIBAURA DENKI K K) 10 November 1977, *

Also Published As

Publication number Publication date
EP0295592A2 (en) 1988-12-21

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