FI812128L - KATODENHET FOER LYSROER - Google Patents

KATODENHET FOER LYSROER

Info

Publication number
FI812128L
FI812128L FI812128A FI812128A FI812128L FI 812128 L FI812128 L FI 812128L FI 812128 A FI812128 A FI 812128A FI 812128 A FI812128 A FI 812128A FI 812128 L FI812128 L FI 812128L
Authority
FI
Finland
Prior art keywords
lysroer
katodenhet
foer
katodenhet foer
foer lysroer
Prior art date
Application number
FI812128A
Other languages
Finnish (fi)
Other versions
FI68928B (en
FI68928C (en
Inventor
Aoke Bjoerkman
Original Assignee
Lumalampan Ab
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 Lumalampan Ab filed Critical Lumalampan Ab
Publication of FI812128L publication Critical patent/FI812128L/en
Publication of FI68928B publication Critical patent/FI68928B/en
Application granted granted Critical
Publication of FI68928C publication Critical patent/FI68928C/en

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
FI812128A 1979-11-07 1981-07-06 CATHODIC FOER LYSROER FI68928C (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE7909213A SE435332B (en) 1979-11-07 1979-11-07 CATHOD UNIT OF LIGHT
SE7909213 1979-11-07
PCT/SE1980/000279 WO1981001344A1 (en) 1979-11-07 1980-11-06 Cathode unit for fluorescent tube
SE8000279 1980-11-06

Publications (3)

Publication Number Publication Date
FI812128L true FI812128L (en) 1981-07-06
FI68928B FI68928B (en) 1985-07-31
FI68928C FI68928C (en) 1985-11-11

Family

ID=20339270

Family Applications (1)

Application Number Title Priority Date Filing Date
FI812128A FI68928C (en) 1979-11-07 1981-07-06 CATHODIC FOER LYSROER

Country Status (25)

Country Link
JP (1) JPH0250582B2 (en)
AT (1) AT377385B (en)
AU (1) AU543221B2 (en)
BE (1) BE886030A (en)
BR (1) BR8008906A (en)
CA (1) CA1150340A (en)
CH (1) CH649653A5 (en)
CS (1) CS250206B2 (en)
DE (2) DE8029380U1 (en)
DK (1) DK158177C (en)
ES (1) ES263202Y (en)
FI (1) FI68928C (en)
FR (1) FR2473785A1 (en)
GB (1) GB2077033B (en)
HU (1) HU181318B (en)
IT (1) IT1134172B (en)
MX (1) MX147322A (en)
NO (1) NO153946C (en)
PL (1) PL132221B1 (en)
PT (1) PT72017B (en)
RO (1) RO81624B (en)
SE (1) SE435332B (en)
SU (1) SU1218936A3 (en)
WO (1) WO1981001344A1 (en)
YU (1) YU39696B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE138497T1 (en) * 1992-02-13 1996-06-15 Luminova Ab CATHODE SHIELD FOR GAS DISCHARGE LAMPS
US6384534B1 (en) 1999-12-17 2002-05-07 General Electric Company Electrode material for fluorescent lamps
SE515637C2 (en) 2000-01-24 2001-09-17 Auralight Ab Security structure for fluorescent lamps
US6741023B2 (en) 2001-07-10 2004-05-25 Light Sources, Inc. Fluorescent tanning lamp with improved service life
SE524397C2 (en) * 2002-04-11 2004-08-03 Auralight Int Ab Cathode unit for fluorescent lamps and method for manufacturing fluorescent lamps
US6812639B2 (en) * 2002-09-13 2004-11-02 Light Sources, Inc. Germicidal lamp with end of life arc quenching device
US6809468B1 (en) 2002-12-11 2004-10-26 Light Sources, Inc. Cathode with disintegration shield in a gas discharge lamp
DE10334175B4 (en) * 2003-07-26 2006-09-21 Dei-Anang, Kwesi, Priv.-Doz. Dr.med. Respirator
JP2008204856A (en) * 2007-02-21 2008-09-04 Nec Lighting Ltd Thermoionic cathode fluorescent lamp
RU2505744C2 (en) * 2012-03-06 2014-01-27 Государственное научное учреждение Всероссийский научно-исследовательский институт электрификации сельского хозяйства Российской академии сельскохозяйственных наук (ГНУ ВИЭСХ Россельхозакадемии) Electric lighting system (versions)
JP6691317B2 (en) * 2015-10-06 2020-04-28 ウシオ電機株式会社 Short arc type discharge lamp

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR769133A (en) * 1933-02-17 1934-08-20 Quarzlampen Gmbh Gas or vapor discharge tubes with one or more electrodes brought to high temperature during operation
US2238277A (en) * 1940-02-09 1941-04-15 Miller Maurice Combination tube closure and electrode for neon tubes
US2725497A (en) * 1951-04-25 1955-11-29 Westinghouse Electric Corp Floating grids for fluorescent lamps
DE955341C (en) * 1952-01-13 1957-01-03 Physikalisch Tech Werkstaetten Gas discharge tubes with a screen enclosing the cathode in a pot-shaped manner
FR1110434A (en) * 1954-08-31 1956-02-13 Hyperion Sa Improvements to the electrodes of the discharge tubes
US2917650A (en) * 1955-06-29 1959-12-15 Hyperion Sa Electrode for discharge tubes
GB841343A (en) * 1957-10-09 1960-07-13 Philips Electrical Ind Ltd Improvements in or relating to low-pressure mercury vapour discharge tubes
FR1271505A (en) * 1959-05-11 1961-09-15 Lampes Sa Low pressure discharge device
US3121184A (en) * 1960-12-30 1964-02-11 Gen Electric Discharge lamp with cathode shields
NL6514352A (en) * 1965-11-05 1967-05-08
US3390297A (en) * 1966-07-01 1968-06-25 Perkin Elmer Corp Shield for hollow cathode lamps
US3430359A (en) * 1967-02-09 1969-03-04 Roll O Sheets Apparatus with heat conductive belt
GB1219705A (en) * 1968-05-10 1971-01-20 Hitachi Ltd Light source lamp for atomic light absorption analysis

Also Published As

Publication number Publication date
JPH0250582B2 (en) 1990-11-02
FI68928B (en) 1985-07-31
CS250206B2 (en) 1987-04-16
RO81624A (en) 1984-05-12
YU283980A (en) 1983-06-30
NO153946B (en) 1986-03-10
FR2473785B1 (en) 1985-03-08
GB2077033A (en) 1981-12-09
BR8008906A (en) 1981-08-25
PL132221B1 (en) 1985-02-28
NO812294L (en) 1981-07-06
PL227738A1 (en) 1981-08-21
IT8025764A0 (en) 1980-11-04
ES263202Y (en) 1985-12-16
NO153946C (en) 1986-06-18
YU39696B (en) 1985-03-20
FR2473785A1 (en) 1981-07-17
DK158177B (en) 1990-04-02
GB2077033B (en) 1984-07-04
HU181318B (en) 1983-07-28
JPS56501507A (en) 1981-10-15
ATA547480A (en) 1984-07-15
IT1134172B (en) 1986-07-31
CA1150340A (en) 1983-07-19
DK296081A (en) 1981-07-03
MX147322A (en) 1982-11-10
AU6570480A (en) 1981-05-22
DE8029380U1 (en) 1982-07-15
DK158177C (en) 1990-09-03
AU543221B2 (en) 1985-04-04
DE3041548A1 (en) 1981-05-21
PT72017B (en) 1981-12-17
CH649653A5 (en) 1985-05-31
DE3041548C2 (en) 1986-07-24
ES263202U (en) 1982-12-01
PT72017A (en) 1980-12-01
RO81624B (en) 1984-08-25
AT377385B (en) 1985-03-11
SE7909213L (en) 1981-05-08
WO1981001344A1 (en) 1981-05-14
SE435332B (en) 1984-09-17
SU1218936A3 (en) 1986-03-15
FI68928C (en) 1985-11-11
BE886030A (en) 1981-03-02

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Legal Events

Date Code Title Description
MA Patent expired

Owner name: LUMALAMPAN AKTIEBOLAG