GB482557A - Improvements in electric discharge tubes - Google Patents

Improvements in electric discharge tubes

Info

Publication number
GB482557A
GB482557A GB15995/37A GB1599537A GB482557A GB 482557 A GB482557 A GB 482557A GB 15995/37 A GB15995/37 A GB 15995/37A GB 1599537 A GB1599537 A GB 1599537A GB 482557 A GB482557 A GB 482557A
Authority
GB
United Kingdom
Prior art keywords
oscillatory circuit
cathode
tube
june
electric discharge
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
GB15995/37A
Other languages
English (en)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB482557A publication Critical patent/GB482557A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/50—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field
    • H01J25/52—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field with an electron space having a shape that does not prevent any electron from moving completely around the cathode or guide electrode
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03D—APPARATUS FOR PROCESSING EXPOSED PHOTOGRAPHIC MATERIALS; ACCESSORIES THEREFOR
    • G03D13/00—Processing apparatus or accessories therefor, not covered by groups G11B3/00 - G11B11/00
    • G03D13/02—Containers; Holding-devices
    • G03D13/04—Trays; Dishes; Tanks ; Drums
    • G03D13/06—Light-tight tanks with provision for loading in daylight
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F19/00—Fixed transformers or mutual inductances of the signal type
    • H01F19/04—Transformers or mutual inductances suitable for handling frequencies considerably beyond the audio range
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J21/00—Vacuum tubes
    • H01J21/02—Tubes with a single discharge path

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Control Of High-Frequency Heating Circuits (AREA)
GB15995/37A 1936-06-12 1937-06-09 Improvements in electric discharge tubes Expired GB482557A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE482557X 1936-06-12

Publications (1)

Publication Number Publication Date
GB482557A true GB482557A (en) 1938-03-31

Family

ID=6542844

Family Applications (1)

Application Number Title Priority Date Filing Date
GB15995/37A Expired GB482557A (en) 1936-06-12 1937-06-09 Improvements in electric discharge tubes

Country Status (4)

Country Link
BE (1) BE422017A (en:Method)
FR (1) FR822927A (en:Method)
GB (1) GB482557A (en:Method)
NL (1) NL50265C (en:Method)

Also Published As

Publication number Publication date
FR822927A (fr) 1938-01-11
BE422017A (en:Method)
NL50265C (en:Method)

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