FR601953A - Advanced filament assembly - Google Patents

Advanced filament assembly

Info

Publication number
FR601953A
FR601953A FR601953DA FR601953A FR 601953 A FR601953 A FR 601953A FR 601953D A FR601953D A FR 601953DA FR 601953 A FR601953 A FR 601953A
Authority
FR
France
Prior art keywords
filament assembly
advanced
advanced filament
assembly
filament
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
Other languages
French (fr)
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.)
Mullard Radio Valve Co Ltd
Original Assignee
Mullard Radio Valve Co Ltd
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 Mullard Radio Valve Co Ltd filed Critical Mullard Radio Valve Co Ltd
Application granted granted Critical
Publication of FR601953A publication Critical patent/FR601953A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/15—Cathodes heated directly by an electric current
    • H01J1/18—Supports; Vibration-damping arrangements
FR601953D 1924-08-28 1925-08-10 Advanced filament assembly Expired FR601953A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2036824A GB243785A (en) 1924-08-28 1924-08-28 Improvements relating to the mounting of incandescent filaments

Publications (1)

Publication Number Publication Date
FR601953A true FR601953A (en) 1926-03-10

Family

ID=10144773

Family Applications (1)

Application Number Title Priority Date Filing Date
FR601953D Expired FR601953A (en) 1924-08-28 1925-08-10 Advanced filament assembly

Country Status (2)

Country Link
FR (1) FR601953A (en)
GB (1) GB243785A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2506874A (en) * 1946-06-08 1950-05-09 Sylvania Electric Prod Filament tensioning method and electrical device having improved filament tensioner

Also Published As

Publication number Publication date
GB243785A (en) 1925-11-30

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