IT1134172B - Elemento catodico per tubi fluorescente - Google Patents

Elemento catodico per tubi fluorescente

Info

Publication number
IT1134172B
IT1134172B IT25764/80A IT2576480A IT1134172B IT 1134172 B IT1134172 B IT 1134172B IT 25764/80 A IT25764/80 A IT 25764/80A IT 2576480 A IT2576480 A IT 2576480A IT 1134172 B IT1134172 B IT 1134172B
Authority
IT
Italy
Prior art keywords
fluorescent tubes
cathodic element
cathodic
fluorescent
tubes
Prior art date
Application number
IT25764/80A
Other languages
English (en)
Italian (it)
Other versions
IT8025764A0 (it
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/it
Application granted granted Critical
Publication of IT1134172B publication Critical patent/IT1134172B/it

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 Elemento catodico per tubi fluorescente IT1134172B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7909213A SE435332B (sv) 1979-11-07 1979-11-07 Katodenhet for lysror

Publications (2)

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

Family

ID=20339270

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25764/80A IT1134172B (it) 1979-11-07 1980-11-04 Elemento catodico per tubi fluorescente

Country Status (25)

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

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0555619B1 (en) * 1992-02-13 1996-05-22 Luminova Aktiebolag Cathode screen for gas discharge lamps
US6384534B1 (en) 1999-12-17 2002-05-07 General Electric Company Electrode material for fluorescent lamps
SE515637C2 (sv) 2000-01-24 2001-09-17 Auralight Ab Säkerhetskonstruktion för lysrör
US6741023B2 (en) * 2001-07-10 2004-05-25 Light Sources, Inc. Fluorescent tanning lamp with improved service life
SE524397C2 (sv) 2002-04-11 2004-08-03 Auralight Int Ab Katodenhet för lysrör och förfarande för tillverkning av lysrör
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 (de) * 2003-07-26 2006-09-21 Dei-Anang, Kwesi, Priv.-Doz. Dr.med. Atemschutzmaske
JP2008204856A (ja) * 2007-02-21 2008-09-04 Nec Lighting Ltd 熱陰極型蛍光ランプ
RU2505744C2 (ru) * 2012-03-06 2014-01-27 Государственное научное учреждение Всероссийский научно-исследовательский институт электрификации сельского хозяйства Российской академии сельскохозяйственных наук (ГНУ ВИЭСХ Россельхозакадемии) Система электрического освещения (варианты)
JP6691317B2 (ja) * 2015-10-06 2020-04-28 ウシオ電機株式会社 ショートアーク型放電ランプ

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR769133A (fr) * 1933-02-17 1934-08-20 Quarzlampen Gmbh Tubes à décharge à gaz ou à vapeur, avec une ou plusieurs électrodes portées à température élevée en cours de fonctionnement
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 (de) * 1952-01-13 1957-01-03 Physikalisch Tech Werkstaetten Gasentladungsroehre mit einem die Kathode topffoermig umschliessenden Schirm
FR1110434A (fr) * 1954-08-31 1956-02-13 Hyperion Sa Perfectionnements aux électrodes des tubes à décharge
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 (fr) * 1959-05-11 1961-09-15 Lampes Sa Appareil à décharge à basse pression
US3121184A (en) * 1960-12-30 1964-02-11 Gen Electric Discharge lamp with cathode shields
NL6514352A (da) * 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
FI68928C (fi) 1985-11-11
FR2473785B1 (da) 1985-03-08
NO812294L (no) 1981-07-06
GB2077033B (en) 1984-07-04
CH649653A5 (de) 1985-05-31
CS250206B2 (en) 1987-04-16
FI812128L (fi) 1981-07-06
NO153946C (no) 1986-06-18
DK158177B (da) 1990-04-02
FI68928B (fi) 1985-07-31
SE435332B (sv) 1984-09-17
AU6570480A (en) 1981-05-22
BE886030A (fr) 1981-03-02
FR2473785A1 (fr) 1981-07-17
SE7909213L (sv) 1981-05-08
AU543221B2 (en) 1985-04-04
YU283980A (en) 1983-06-30
HU181318B (en) 1983-07-28
ATA547480A (de) 1984-07-15
ES263202U (es) 1982-12-01
PL227738A1 (da) 1981-08-21
CA1150340A (en) 1983-07-19
RO81624B (ro) 1984-08-25
YU39696B (en) 1985-03-20
DE3041548C2 (de) 1986-07-24
DE8029380U1 (de) 1982-07-15
MX147322A (es) 1982-11-10
DK296081A (da) 1981-07-03
IT8025764A0 (it) 1980-11-04
PL132221B1 (en) 1985-02-28
AT377385B (de) 1985-03-11
ES263202Y (es) 1985-12-16
SU1218936A3 (ru) 1986-03-15
GB2077033A (en) 1981-12-09
JPS56501507A (da) 1981-10-15
NO153946B (no) 1986-03-10
WO1981001344A1 (en) 1981-05-14
DE3041548A1 (de) 1981-05-21
DK158177C (da) 1990-09-03
JPH0250582B2 (da) 1990-11-02
PT72017A (en) 1980-12-01
RO81624A (ro) 1984-05-12
PT72017B (en) 1981-12-17
BR8008906A (pt) 1981-08-25

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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