EP0331042A3 - Electric lamp having a base attached without the use of cement - Google Patents

Electric lamp having a base attached without the use of cement Download PDF

Info

Publication number
EP0331042A3
EP0331042A3 EP19890103284 EP89103284A EP0331042A3 EP 0331042 A3 EP0331042 A3 EP 0331042A3 EP 19890103284 EP19890103284 EP 19890103284 EP 89103284 A EP89103284 A EP 89103284A EP 0331042 A3 EP0331042 A3 EP 0331042A3
Authority
EP
European Patent Office
Prior art keywords
cement
electric lamp
base attached
attached
base
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
EP19890103284
Other languages
German (de)
Other versions
EP0331042B1 (en
EP0331042A2 (en
Inventor
Alfred Braun
Peter Helbig
Hermann Steiner
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 EP0331042A2 publication Critical patent/EP0331042A2/en
Publication of EP0331042A3 publication Critical patent/EP0331042A3/en
Application granted granted Critical
Publication of EP0331042B1 publication Critical patent/EP0331042B1/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
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/50—Means forming part of the tube or lamps for the purpose of providing electrical connection to it
    • H01J5/54—Means forming part of the tube or lamps for the purpose of providing electrical connection to it supported by a separate part, e.g. base
    • H01J5/56—Shape of the separate part
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/42—Means forming part of the lamp for the purpose of providing electrical connection, or support for, the lamp
    • H01K1/46—Means forming part of the lamp for the purpose of providing electrical connection, or support for, the lamp supported by a separate part, e.g. base, cap
EP89103284A 1988-03-03 1989-02-24 Electric lamp having a base attached without the use of cement Expired - Lifetime EP0331042B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3806978A DE3806978A1 (en) 1988-03-03 1988-03-03 KITTLESS BASED ELECTRIC LAMP
DE3806978 1988-03-03

Publications (3)

Publication Number Publication Date
EP0331042A2 EP0331042A2 (en) 1989-09-06
EP0331042A3 true EP0331042A3 (en) 1990-12-19
EP0331042B1 EP0331042B1 (en) 1994-04-27

Family

ID=6348784

Family Applications (1)

Application Number Title Priority Date Filing Date
EP89103284A Expired - Lifetime EP0331042B1 (en) 1988-03-03 1989-02-24 Electric lamp having a base attached without the use of cement

Country Status (5)

Country Link
US (1) US4950942A (en)
EP (1) EP0331042B1 (en)
JP (1) JPH07109760B2 (en)
KR (1) KR970003357B1 (en)
DE (3) DE3806978A1 (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE59005400D1 (en) * 1989-02-24 1994-05-26 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Electric lamp with no cement.
DE8907108U1 (en) * 1989-06-09 1989-08-10 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 81543 München Puttyless base electric lamp
US5115381A (en) * 1989-12-21 1992-05-19 U.S. Philips Corporation Motor vehicle headlamp and reflector body for same
DE9012292U1 (en) * 1990-08-27 1990-10-31 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Puttyless base electric lamp
US5239226A (en) * 1990-12-14 1993-08-24 General Electric Company Replaceable lamp assembly for automotive headlamps
US5211472A (en) * 1991-01-25 1993-05-18 U.S. Philips Corporation Electric lamp and dismantling tool for same
US5160200A (en) * 1991-03-06 1992-11-03 R & D Molded Products, Inc. Wedge-base LED bulb housing
KR100408908B1 (en) * 1995-05-03 2004-03-31 코닌클리케 필립스 일렉트로닉스 엔.브이. Electric lamp with cap
DE19602625A1 (en) * 1996-01-25 1997-07-31 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Electric lamp
DE19845190A1 (en) * 1998-09-30 2000-04-06 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Electric lamp
US6641422B2 (en) 2000-12-06 2003-11-04 Honeywell International Inc. High intensity discharge lamp and a method of interconnecting a high intensity discharge lamp
AU2003220413A1 (en) * 2002-03-21 2003-10-08 Federal-Mogul Corporation High temperature lamp
US6976770B2 (en) * 2002-10-14 2005-12-20 Guide Corporation Hermetically sealed lamp housing and method of making
US20060202600A1 (en) * 2003-08-01 2006-09-14 Koninklijke Philips Electronics N.V. Lamp and method of manufacturing same
US7387424B2 (en) * 2004-01-30 2008-06-17 Hewlett-Packard Development Company, L.P. Replaceable lamp header for positioning a lamp within a reflector assembly
JP2006086020A (en) * 2004-09-16 2006-03-30 Ushio Inc Lamp with base
DE102005009610B4 (en) * 2005-02-28 2017-03-16 Osram Gmbh Outer piston arrangement with a fastening element with an annular groove and with an outer bulb with three cam-like elevations and corresponding discharge lamp
DE102005028506A1 (en) * 2005-06-17 2006-12-21 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Lamp ring, lamp and pedestal machine
WO2009107064A2 (en) * 2008-02-28 2009-09-03 Philips Intellectual Property & Standards Gmbh Burner holder for a motor vehicle lamp
US7666048B1 (en) * 2008-08-01 2010-02-23 Tech Patent Licensing, Llc Method for securing a miniature bulb in a holder
US9651214B2 (en) 2015-04-02 2017-05-16 Tslc Corporation Light emitting diode (LED) bulb and lighting system having high and low beams
US10256217B2 (en) 2017-05-29 2019-04-09 Tslc Corp. Light emitting device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0179524A1 (en) * 1984-10-12 1986-04-30 Koninklijke Philips Electronics N.V. Electrical lamp provided with a cap
EP0212414A2 (en) * 1985-08-07 1987-03-04 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Electrical lamp capped without cement
US4769574A (en) * 1986-08-04 1988-09-06 Koito Seisakusho Co., Ltd. Incandescent lamp with a metal coupling to a plastic lamp base for automotive headlamp and like lighting applications

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4100448A (en) * 1977-05-02 1978-07-11 General Electric Company Lamp and socket assembly
DE8201536U1 (en) * 1982-01-22 1983-06-30 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München HALOGEN BULB

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0179524A1 (en) * 1984-10-12 1986-04-30 Koninklijke Philips Electronics N.V. Electrical lamp provided with a cap
EP0212414A2 (en) * 1985-08-07 1987-03-04 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Electrical lamp capped without cement
US4769574A (en) * 1986-08-04 1988-09-06 Koito Seisakusho Co., Ltd. Incandescent lamp with a metal coupling to a plastic lamp base for automotive headlamp and like lighting applications

Also Published As

Publication number Publication date
KR890015339A (en) 1989-10-30
DE3806978A1 (en) 1989-09-14
KR970003357B1 (en) 1997-03-17
JPH07109760B2 (en) 1995-11-22
JPH01255155A (en) 1989-10-12
US4950942A (en) 1990-08-21
DE8915377U1 (en) 1990-05-31
EP0331042B1 (en) 1994-04-27
EP0331042A2 (en) 1989-09-06
DE58907536D1 (en) 1994-06-01

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