DE1807089U - AUXILIARY AID FOR CONTROLLED FLUORESCENT TUBES. - Google Patents

AUXILIARY AID FOR CONTROLLED FLUORESCENT TUBES.

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Publication number
DE1807089U
DE1807089U DE1958L0021560 DEL0021560U DE1807089U DE 1807089 U DE1807089 U DE 1807089U DE 1958L0021560 DE1958L0021560 DE 1958L0021560 DE L0021560 U DEL0021560 U DE L0021560U DE 1807089 U DE1807089 U DE 1807089U
Authority
DE
Germany
Prior art keywords
tube
ignition
longitudinal sections
fluorescent tubes
ignition aid
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.)
Expired
Application number
DE1958L0021560
Other languages
German (de)
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.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs GmbH
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 Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Priority to DE1958L0021560 priority Critical patent/DE1807089U/en
Publication of DE1807089U publication Critical patent/DE1807089U/en
Expired legal-status Critical Current

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Description

"Zündhilfe für gesteuerte LeudhtstoffrBhreno" >et em4 Q o e S~t st ct st ca M ca ct ct et et cs S~t ct et < Zur sicheren Zündung von Niederspannungsleuehtatoffrehren werden diese mitunter in bekannter Weise mit einem dünnen Ktallstrei- fen längs der Röhre versehen. Die Wirkung dieser Zündhilfe wird ! noch vergrößerte wenn sie an ein in bestimmter Weisende beiden Elektroden der Röhre zugeordnetes Potential angeachlsßT. wirdo Da die beiden Elektroden je nach der sich mit der Frequenz der speisenden Wechselspannung ändernden Stormrichtung wechselnd als Kathoden und Anode arbeiten, wirkt die ZUndh11fe 1m allgemeinen unsymmetrische Bei gesteuerten Leuchtetoffröhrenführtdiesim Betriebebereich der stark gedämmerten Röhre leicht zu Placker- erscheinungeno Diese Flaekerersoheimmgen können bei gesteuertes Leuchtstoffröhren mit Zündelektrode aus einem oder mehreren über den Umfang der Röhre verteilten, auf die Glasoberfläche über die ganze Röhrenlänge aufgebrachten metallischen Streifen oder bei einem über die Rühre gezogenen dünndrahtigen grobmaschi gen Metallgewebeschlauch nach der Neuerung dadurch behoben wer- den daß die Zündelektrode mindestens in zwei Langsabaehnitte unterteiltist. Die Piguren zeigen in schematischer Darstellung Ausführungabei- spiele der Neuerung. Nach Fi.g 1 ist auf der Leuchtstoffröhre 1 mit den fremdgeheizten Glühelektroden 2 an jedem Ende ein grob- maMhiger Metallgewebehlaueh 3 aufgeseng die sieh in der Mitte der Röhre nicht berühren. Der Gewebesehlauoh 3 der wn einem Steuergerät 49 beispielsweise einem Magnetverstärlcey der steuerten Röhre erhält über einen Impulsgenerator 5 zündimpulse. Unter Umständen genügt es allerdings auehg die einzelnen Länge- abschnittedirekt oder über Impedanzen an eine oder beide Elek- at de næe ine oder b troden oder an Erdpotential anzuschließen. Ea ist nicht er, ic- derlichp daß jeder Längeabsohnitt des Gewebeaohlauches mit Impulsgeneyator verbunden wirdg sondern es gengts die ßinrnon Längsabschnitte über Impedanen miteinander zu verbinden. Fig. 2 zeigteine Röhre mit beispielsweise vier voneinander getrennten Gewebeßchläucheno Bei einer derartigen Anordnung keimen die ein- selnen Gewebeaohläuche paarweise miteinander dureh Impedanzen verbundenseine Sehutisansprüehe ! tn'M-a'wMMttujt. EM'Mtt "Ignition aid for controlled LeudhtstoffrBhreno" > et em4 Q oe S ~ t st ct st ca M ca ct ct et et cs S ~ t ct et < For the safe ignition of low-voltage luhtatoffrehren this sometimes in a known way with a thin Ktallstrei- fen along the tube. The effect of this ignition aid is! still increased when they were addressed to both of them in a definite manner Electrodes of the tube applied to the potential. willo Since the two electrodes alternate depending on the direction of the current, which changes with the frequency of the alternating voltage being supplied When the cathode and anode work, the supply works in general asymmetrical With controlled fluorescent tubes this leads to The operating area of the heavily insulated tube is easy to phenomena o These Flaekerersoheimmgen can be controlled Fluorescent tubes with ignition electrodes made up of one or more metallic strips distributed over the circumference of the tube and applied to the glass surface over the entire length of the tube or, in the case of a thin-wire, coarse-meshed metal mesh hose pulled over the tube, can be remedied according to the innovation. that the ignition electrode is at least in two longitudinal sections is divided. The Piguren show a schematic representation of the execution games of innovation. According to Fig. 1, on the fluorescent tube 1 with the externally heated glow electrodes 2 at each end, a coarse maMhiger Metallgewebehlaueh 3 seared the see in the Do not touch the center of the tube. The Gewebesehlauoh 3 der wn a control unit 49, for example, a magnetic amplifier controlled tube receives 5 ignition pulses via a pulse generator. Under certain circumstances, however, the individual length sections directly or via impedances to one or both elec- at de næe ine or b trode or to be connected to earth potential. Ea is not him, I- so much that every length of the fabric tube with Pulse generator is connected but the signal suffices To connect longitudinal sections with one another via impedances. Fig. 2 shows a tube with, for example, four separated from one another Tissue tubes o With such an arrangement, the single Tissue tubes are connected to one another in pairs by means of impedances to be connected Sehutis claims! tn'M-a'wMMttujt. EM'Mtt

Claims (1)

S 5a ¢ h e Schutzanspr she s lo) Zündhilfe für geateuerte Leuchtetoffröhren mit Zündelektro- de aus einem oder'mehreren über den Umfang der Röhre verteil- ten, auf die Glasoberfläche über die ganze Röhrerlange auf- gebrachten metallischen Streifen oder einem über QC Röhre gezogenen dünndrähtigen, grobmaschigen dadurch gekennzeichnete daß die Zündelektrode in zwei Längsabsehnitte unterteilt isto 2.)Zündhilfe nach Anapruch 1, dadurch gekennzeichnet, laß die einzelnen Längsabschnitte direkt oder über Impedanzen an eine oder beide Elektroden oder an Erdpotential angeschlos- sen eind, 3o) Zündhilfe nach Anspruch 19 dadurch gekennzeichnet9 daß die Zündelektroden gegeneinander oder gegen die Röhrenelektro- den oder gegen Erdpotential über Impedanten mit Wechsel- Spannungen beaufschlagt werden. 4.)2ündhilfe nach Anspruch l bis 4p dadurch gekennzeiehnetp daß dieLängeabachnitte über Impedanzen miteinander verbunden aindo 5Ziündhilfe nach Anpruoh 1 daduroh gekcnnseiehnetg daß dio den Eglektroden benachbarten längeabachnitte mit den metalli- schon Röhrenendkappen verbunden sind.
S 5a ¢ he Protection claims s lo) ignition aid for controlled fluorescent tubes with ignition de from one or more distributed over the circumference of the tube on the glass surface over the entire length of the tube. brought metallic strips or a QC tube drawn thin-stranded, coarse-meshed characterized in that the ignition electrode is divided into two longitudinal sections 2.) ignition aid according to Anapruch 1, characterized in that let the individual longitudinal sections directly or via impedances one or both electrodes or connected to earth potential sen a, 3o) ignition aid according to claim 19 characterized9 that the Ignition electrodes against each other or against the tube to or against earth potential via impedants with alternating Tensions are applied. 4.) 2ündhilfe according to claim l to 4p characterized gekennzeiehnetp that the longitudinal sections are connected to one another via impedances aindo 5 ignition aid according to Anpruoh 1 daduroh gekcnnseiehnetg that dio the longitudinal cut-outs adjacent to the Eglektrodes with the metallic tube end caps are already connected.
DE1958L0021560 1958-07-09 1958-07-09 AUXILIARY AID FOR CONTROLLED FLUORESCENT TUBES. Expired DE1807089U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE1958L0021560 DE1807089U (en) 1958-07-09 1958-07-09 AUXILIARY AID FOR CONTROLLED FLUORESCENT TUBES.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1958L0021560 DE1807089U (en) 1958-07-09 1958-07-09 AUXILIARY AID FOR CONTROLLED FLUORESCENT TUBES.

Publications (1)

Publication Number Publication Date
DE1807089U true DE1807089U (en) 1960-03-03

Family

ID=32917109

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1958L0021560 Expired DE1807089U (en) 1958-07-09 1958-07-09 AUXILIARY AID FOR CONTROLLED FLUORESCENT TUBES.

Country Status (1)

Country Link
DE (1) DE1807089U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1146980B (en) * 1961-03-17 1963-04-11 Patra Patent Treuhand Electric low-pressure mercury discharge lamps, in particular fluorescent lamps
DE1147694B (en) * 1960-08-19 1963-04-25 Siemens Ag Circuit arrangement for operating brightness-controlled fluorescent lamps with phase control

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1147694B (en) * 1960-08-19 1963-04-25 Siemens Ag Circuit arrangement for operating brightness-controlled fluorescent lamps with phase control
DE1146980B (en) * 1961-03-17 1963-04-11 Patra Patent Treuhand Electric low-pressure mercury discharge lamps, in particular fluorescent lamps

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