EP0621623A3 - Double-based low pressure discharge lamp. - Google Patents

Double-based low pressure discharge lamp. Download PDF

Info

Publication number
EP0621623A3
EP0621623A3 EP94105616A EP94105616A EP0621623A3 EP 0621623 A3 EP0621623 A3 EP 0621623A3 EP 94105616 A EP94105616 A EP 94105616A EP 94105616 A EP94105616 A EP 94105616A EP 0621623 A3 EP0621623 A3 EP 0621623A3
Authority
EP
European Patent Office
Prior art keywords
double
low pressure
discharge lamp
pressure discharge
based low
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
EP94105616A
Other languages
German (de)
Other versions
EP0621623B1 (en
EP0621623A2 (en
Inventor
Horst Porembski
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 EP0621623A2 publication Critical patent/EP0621623A2/en
Publication of EP0621623A3 publication Critical patent/EP0621623A3/en
Application granted granted Critical
Publication of EP0621623B1 publication Critical patent/EP0621623B1/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
EP94105616A 1993-04-20 1994-04-12 Double-based low pressure discharge lamp Expired - Lifetime EP0621623B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE9305977U 1993-04-20
DE9305977U DE9305977U1 (en) 1993-04-20 1993-04-20 Double-ended low-pressure discharge lamp

Publications (3)

Publication Number Publication Date
EP0621623A2 EP0621623A2 (en) 1994-10-26
EP0621623A3 true EP0621623A3 (en) 1995-10-11
EP0621623B1 EP0621623B1 (en) 1997-09-17

Family

ID=6892277

Family Applications (1)

Application Number Title Priority Date Filing Date
EP94105616A Expired - Lifetime EP0621623B1 (en) 1993-04-20 1994-04-12 Double-based low pressure discharge lamp

Country Status (5)

Country Link
US (1) US5491374A (en)
EP (1) EP0621623B1 (en)
JP (1) JP3003293U (en)
CA (1) CA2121640C (en)
DE (2) DE9305977U1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19744970A1 (en) 1997-10-13 1999-04-15 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Electric lamp
DE102011006700A1 (en) * 2011-04-04 2012-10-04 Osram Ag Discharge lamp, in particular low-pressure mercury discharge lamp, and method for producing a discharge lamp

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4752710A (en) * 1986-01-06 1988-06-21 Gte Products Corporation Electric lamp with insulating base providing improved wire retention
JPH03261030A (en) * 1990-03-12 1991-11-20 Toshiba Lighting & Technol Corp Low pressure electric discharge lamp
EP0556800A1 (en) * 1992-02-18 1993-08-25 Gte Products Corporation Arc discharge lamp containing mechanism for extinguishing arc at end-of-life

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63186046U (en) * 1987-05-25 1988-11-29
US5006757A (en) * 1989-12-11 1991-04-09 Ushio Denki Kabushiki Kaisha Incandescent lamp
US5142191A (en) * 1990-07-03 1992-08-25 Gte Products Corporation Aperture fluorescent lamp with press seal configuration
US5276379A (en) * 1992-02-18 1994-01-04 Gte Products Corporation Arc discharge lamp having cementless base members

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4752710A (en) * 1986-01-06 1988-06-21 Gte Products Corporation Electric lamp with insulating base providing improved wire retention
JPH03261030A (en) * 1990-03-12 1991-11-20 Toshiba Lighting & Technol Corp Low pressure electric discharge lamp
EP0556800A1 (en) * 1992-02-18 1993-08-25 Gte Products Corporation Arc discharge lamp containing mechanism for extinguishing arc at end-of-life

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 016, no. 064 (E - 1167) 18 February 1992 (1992-02-18) *

Also Published As

Publication number Publication date
EP0621623B1 (en) 1997-09-17
CA2121640A1 (en) 1994-10-21
JP3003293U (en) 1994-10-18
DE9305977U1 (en) 1993-08-12
US5491374A (en) 1996-02-13
DE59404064D1 (en) 1997-10-23
EP0621623A2 (en) 1994-10-26
CA2121640C (en) 2003-09-23

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