DE3480246D1 - Low-voltage halogen projection incandescent lamp - Google Patents

Low-voltage halogen projection incandescent lamp

Info

Publication number
DE3480246D1
DE3480246D1 DE8484102813T DE3480246T DE3480246D1 DE 3480246 D1 DE3480246 D1 DE 3480246D1 DE 8484102813 T DE8484102813 T DE 8484102813T DE 3480246 T DE3480246 T DE 3480246T DE 3480246 D1 DE3480246 D1 DE 3480246D1
Authority
DE
Germany
Prior art keywords
low
incandescent lamp
voltage halogen
halogen projection
projection incandescent
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
DE8484102813T
Other languages
German (de)
Inventor
Axel Bunk
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
Priority to DE8484102813T priority Critical patent/DE3480246D1/en
Application granted granted Critical
Publication of DE3480246D1 publication Critical patent/DE3480246D1/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/02—Incandescent bodies
    • H01K1/14—Incandescent bodies characterised by the shape
DE8484102813T 1983-04-25 1984-03-15 Low-voltage halogen projection incandescent lamp Expired DE3480246D1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE8484102813T DE3480246D1 (en) 1983-04-25 1984-03-15 Low-voltage halogen projection incandescent lamp

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19838312136U DE8312136U1 (en) 1983-04-25 1983-04-25 LOW VOLTAGE HALOGEN PROJECTION BULB
DE8484102813T DE3480246D1 (en) 1983-04-25 1984-03-15 Low-voltage halogen projection incandescent lamp

Publications (1)

Publication Number Publication Date
DE3480246D1 true DE3480246D1 (en) 1989-11-23

Family

ID=6752679

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19838312136U Expired DE8312136U1 (en) 1983-04-25 1983-04-25 LOW VOLTAGE HALOGEN PROJECTION BULB
DE8484102813T Expired DE3480246D1 (en) 1983-04-25 1984-03-15 Low-voltage halogen projection incandescent lamp

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19838312136U Expired DE8312136U1 (en) 1983-04-25 1983-04-25 LOW VOLTAGE HALOGEN PROJECTION BULB

Country Status (2)

Country Link
EP (1) EP0123844B1 (en)
DE (2) DE8312136U1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6690103B1 (en) 1999-07-21 2004-02-10 Alan K. Uke Incandescent light bulb with variable pitch coiled filament
WO2001091161A1 (en) * 2000-05-23 2001-11-29 Illumination Technology, Inc. Low voltage incandescent lamp with variable pitch filament
DE102004040415A1 (en) 2004-08-19 2006-02-23 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Electric light bulb for vehicle headlights

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR673811A (en) * 1928-04-21 1930-01-20 Lampes Sa Filament improvements for incandescent lamps
NL43358C (en) * 1928-08-01
NL288858A (en) * 1962-09-11

Also Published As

Publication number Publication date
EP0123844A3 (en) 1985-11-21
DE8312136U1 (en) 1984-10-04
EP0123844B1 (en) 1989-10-18
EP0123844A2 (en) 1984-11-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee