EP0378338A3 - Tube à décharge - Google Patents

Tube à décharge Download PDF

Info

Publication number
EP0378338A3
EP0378338A3 EP19900300190 EP90300190A EP0378338A3 EP 0378338 A3 EP0378338 A3 EP 0378338A3 EP 19900300190 EP19900300190 EP 19900300190 EP 90300190 A EP90300190 A EP 90300190A EP 0378338 A3 EP0378338 A3 EP 0378338A3
Authority
EP
European Patent Office
Prior art keywords
electrode
discharge tube
sintered metallic
electrode assemblies
assemblies
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
EP19900300190
Other languages
German (de)
English (en)
Other versions
EP0378338B1 (fr
EP0378338A2 (fr
Inventor
Yoriyuki Nieda
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.)
TOKYO DENSOKU KK
Original Assignee
TOKYO DENSOKU KK
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 TOKYO DENSOKU KK filed Critical TOKYO DENSOKU KK
Publication of EP0378338A2 publication Critical patent/EP0378338A2/fr
Publication of EP0378338A3 publication Critical patent/EP0378338A3/fr
Application granted granted Critical
Publication of EP0378338B1 publication Critical patent/EP0378338B1/fr
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
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/06—Main electrodes
    • H01J61/067—Main electrodes for low-pressure discharge lamps
EP90300190A 1989-01-12 1990-01-08 Tube à décharge Expired - Lifetime EP0378338B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP5753/89 1989-01-12
JP1005753A JPH02186551A (ja) 1989-01-12 1989-01-12 放電管

Publications (3)

Publication Number Publication Date
EP0378338A2 EP0378338A2 (fr) 1990-07-18
EP0378338A3 true EP0378338A3 (fr) 1991-06-12
EP0378338B1 EP0378338B1 (fr) 1997-04-02

Family

ID=11619881

Family Applications (1)

Application Number Title Priority Date Filing Date
EP90300190A Expired - Lifetime EP0378338B1 (fr) 1989-01-12 1990-01-08 Tube à décharge

Country Status (4)

Country Link
EP (1) EP0378338B1 (fr)
JP (1) JPH02186551A (fr)
KR (1) KR920010057B1 (fr)
DE (1) DE69030333D1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2599192Y2 (ja) * 1990-07-19 1999-08-30 東京電測 株式会社 放電管
JPH04174951A (ja) * 1990-07-19 1992-06-23 Tokyo Densoku Kk 放電管
US5585694A (en) * 1990-12-04 1996-12-17 North American Philips Corporation Low pressure discharge lamp having sintered "cold cathode" discharge electrodes
DE9202638U1 (fr) * 1992-02-28 1992-04-16 Patent-Treuhand-Gesellschaft Fuer Elektrische Gluehlampen Mbh, 8000 Muenchen, De
JP3498072B2 (ja) * 2001-06-25 2004-02-16 炳霖 ▲楊▼ 放電ランプ用発光体
KR101206681B1 (ko) * 2011-07-13 2012-12-03 (주) 상일시스템 조명용 냉음극 형광 램프

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2046941A (en) * 1934-10-27 1936-07-07 Gen Electric Gaseous electric discharge device
US2314134A (en) * 1942-01-08 1943-03-16 Colonial Lighting Co Inc Gaseous discharge device
CH319769A (de) * 1953-03-06 1957-02-28 Mueller Felix Ing Dr Elektrode für Entladungsgefässe
WO1987004562A1 (fr) * 1986-01-17 1987-07-30 Sidefact Limited Source de lumiere plate

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5750760A (en) * 1980-09-13 1982-03-25 Matsushita Electric Works Ltd Electrode for discharge lamp
KR910010108B1 (ko) * 1988-05-27 1991-12-16 도오시바 라이텍크 가부시기가이샤 편봉지형 메탈해라이드 램프

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2046941A (en) * 1934-10-27 1936-07-07 Gen Electric Gaseous electric discharge device
US2314134A (en) * 1942-01-08 1943-03-16 Colonial Lighting Co Inc Gaseous discharge device
CH319769A (de) * 1953-03-06 1957-02-28 Mueller Felix Ing Dr Elektrode für Entladungsgefässe
WO1987004562A1 (fr) * 1986-01-17 1987-07-30 Sidefact Limited Source de lumiere plate

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, vol. 6, no. 123 (E-177), 8th July 1982, page 1001; & JP-A-57 050 760 (MATSUSHITA) 25-03-1982 *

Also Published As

Publication number Publication date
DE69030333D1 (de) 1997-05-07
JPH02186551A (ja) 1990-07-20
JPH0546048B2 (fr) 1993-07-12
KR900012321A (ko) 1990-08-03
EP0378338B1 (fr) 1997-04-02
KR920010057B1 (ko) 1992-11-13
EP0378338A2 (fr) 1990-07-18

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