IT8025764A0 - CATHODE ELEMENT FOR FLUORESCENT TUBE. - Google Patents

CATHODE ELEMENT FOR FLUORESCENT TUBE.

Info

Publication number
IT8025764A0
IT8025764A0 IT8025764A IT2576480A IT8025764A0 IT 8025764 A0 IT8025764 A0 IT 8025764A0 IT 8025764 A IT8025764 A IT 8025764A IT 2576480 A IT2576480 A IT 2576480A IT 8025764 A0 IT8025764 A0 IT 8025764A0
Authority
IT
Italy
Prior art keywords
fluorescent tube
cathode element
cathode
fluorescent
tube
Prior art date
Application number
IT8025764A
Other languages
Italian (it)
Other versions
IT1134172B (en
Inventor
Ake Bjorkman
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 IT8025764A0 publication Critical patent/IT8025764A0/en
Application granted granted Critical
Publication of IT1134172B publication Critical patent/IT1134172B/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
IT25764/80A 1979-11-07 1980-11-04 CATHODIC ELEMENT FOR FLUORESCENT TUBES IT1134172B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7909213A SE435332B (en) 1979-11-07 1979-11-07 CATHOD UNIT OF LIGHT

Publications (2)

Publication Number Publication Date
IT8025764A0 true IT8025764A0 (en) 1980-11-04
IT1134172B IT1134172B (en) 1986-07-31

Family

ID=20339270

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25764/80A IT1134172B (en) 1979-11-07 1980-11-04 CATHODIC ELEMENT FOR FLUORESCENT TUBES

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) DE3041548C2 (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 (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK0555619T3 (en) * 1992-02-13 1996-09-09 Auralight Aktiebolag 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
DE102008059201A1 (en) 2008-11-27 2010-06-02 GÖPFERICH, Achim, Prof. Dr. In situ precipitating drug solutions
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
US3623136A (en) * 1968-05-10 1971-11-23 Hitachi Ltd Light-source lamp for atomic light-absorption analysis

Also Published As

Publication number Publication date
ES263202U (en) 1982-12-01
JPH0250582B2 (en) 1990-11-02
SU1218936A3 (en) 1986-03-15
PT72017B (en) 1981-12-17
DE3041548C2 (en) 1986-07-24
DK296081A (en) 1981-07-03
PL227738A1 (en) 1981-08-21
SE435332B (en) 1984-09-17
NO153946C (en) 1986-06-18
BR8008906A (en) 1981-08-25
PL132221B1 (en) 1985-02-28
MX147322A (en) 1982-11-10
FI812128L (en) 1981-07-06
ATA547480A (en) 1984-07-15
AU6570480A (en) 1981-05-22
ES263202Y (en) 1985-12-16
YU39696B (en) 1985-03-20
NO812294L (en) 1981-07-06
FR2473785A1 (en) 1981-07-17
YU283980A (en) 1983-06-30
SE7909213L (en) 1981-05-08
JPS56501507A (en) 1981-10-15
RO81624B (en) 1984-08-25
AT377385B (en) 1985-03-11
IT1134172B (en) 1986-07-31
DK158177B (en) 1990-04-02
CS250206B2 (en) 1987-04-16
CA1150340A (en) 1983-07-19
CH649653A5 (en) 1985-05-31
DE3041548A1 (en) 1981-05-21
FI68928B (en) 1985-07-31
DE8029380U1 (en) 1982-07-15
AU543221B2 (en) 1985-04-04
PT72017A (en) 1980-12-01
WO1981001344A1 (en) 1981-05-14
RO81624A (en) 1984-05-12
GB2077033B (en) 1984-07-04
BE886030A (en) 1981-03-02
GB2077033A (en) 1981-12-09
NO153946B (en) 1986-03-10
DK158177C (en) 1990-09-03
FI68928C (en) 1985-11-11
FR2473785B1 (en) 1985-03-08
HU181318B (en) 1983-07-28

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971129