DK48842C - Electric Fluorescent Tube. - Google Patents

Electric Fluorescent Tube.

Info

Publication number
DK48842C
DK48842C DK48842DA DK48842C DK 48842 C DK48842 C DK 48842C DK 48842D A DK48842D A DK 48842DA DK 48842 C DK48842 C DK 48842C
Authority
DK
Denmark
Prior art keywords
fluorescent tube
electric fluorescent
electric
tube
fluorescent
Prior art date
Application number
Other languages
Danish (da)
Original Assignee
Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh
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 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh filed Critical Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh
Application granted granted Critical
Publication of DK48842C publication Critical patent/DK48842C/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
    • H01J61/54—Igniting arrangements, e.g. promoting ionisation for starting
    • H01J61/545—Igniting arrangements, e.g. promoting ionisation for starting using an auxiliary electrode inside the vessel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F1/00—Platen presses, i.e. presses in which printing is effected by at least one essentially-flat pressure-applying member co-operating with a flat type-bed
    • B41F1/26—Details
    • B41F1/28—Sheet-conveying, -aligning or -clamping devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/52—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
    • H01J61/523—Heating or cooling particular parts of the lamp
    • H01J61/526—Heating or cooling particular parts of the lamp heating or cooling of electrodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Discharge Lamp (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Solid Thermionic Cathode (AREA)
  • Physical Vapour Deposition (AREA)
  • X-Ray Techniques (AREA)
DK48842D 1932-06-18 1933-05-26 Electric Fluorescent Tube. DK48842C (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE405514X 1932-06-18
DEP66311D DE588894C (en) 1932-06-18 1932-10-29 Electric light tubes with electrodes attached to the ends, in particular glow electrodes, and a wire accommodated inside the tube to facilitate ignition
DE433437X 1934-04-07
DEP69579D DE622897C (en) 1932-06-18 1934-06-16 Electric light tubes with electrodes attached to the ends, in particular glow electrodes

Publications (1)

Publication Number Publication Date
DK48842C true DK48842C (en) 1934-06-04

Family

ID=40852445

Family Applications (1)

Application Number Title Priority Date Filing Date
DK48842D DK48842C (en) 1932-06-18 1933-05-26 Electric Fluorescent Tube.

Country Status (8)

Country Link
US (2) US1935702A (en)
AT (2) AT136749B (en)
CH (1) CH169496A (en)
DE (2) DE588894C (en)
DK (1) DK48842C (en)
FR (2) FR756151A (en)
GB (3) GB405514A (en)
NL (2) NL36151C (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2444397A (en) * 1945-03-27 1948-06-29 Sylvania Electric Prod Electric discharge lamp
US2473413A (en) * 1945-05-17 1949-06-14 Cortese Ralph Electrode
US2930934A (en) * 1958-02-12 1960-03-29 Westinghouse Electric Corp Discharge lamp
FR2295563A2 (en) * 1974-12-16 1976-07-16 Central Eclairage Lab HIGH PRESSURE SODIUM VAPOR DISCHARGE LAMP

Also Published As

Publication number Publication date
DE588894C (en) 1933-11-29
DE622897C (en) 1935-12-09
FR46267E (en) 1936-04-08
GB433437A (en) 1935-08-14
CH169496A (en) 1934-05-31
US1935702A (en) 1933-11-21
GB405514A (en) 1934-02-08
FR756151A (en) 1933-12-05
NL36151C (en) 1935-08-15
AT145154B (en) 1936-04-10
US2085561A (en) 1937-06-29
NL40579C (en) 1937-04-15
AT136749B (en) 1934-03-10
GB406620A (en) 1934-03-01

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