FR950342A - Cathodes à incandescence - Google Patents

Cathodes à incandescence

Info

Publication number
FR950342A
FR950342A FR950342DA FR950342A FR 950342 A FR950342 A FR 950342A FR 950342D A FR950342D A FR 950342DA FR 950342 A FR950342 A FR 950342A
Authority
FR
France
Prior art keywords
incandescent cathodes
cathodes
incandescent
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
English (en)
French (fr)
Inventor
Charles Norman Smyth
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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
Priority claimed from GB12024/44A external-priority patent/GB590411A/en
Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR950342A publication Critical patent/FR950342A/fr
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
    • H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D47/00—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Solid Thermionic Cathode (AREA)
FR950342D 1944-06-23 1947-06-21 Cathodes à incandescence Expired FR950342A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB12024/44A GB590411A (en) 1944-06-23 Improvements in or relating to thermionic cathodes

Publications (1)

Publication Number Publication Date
FR950342A true FR950342A (fr) 1949-09-23

Family

ID=9997021

Family Applications (1)

Application Number Title Priority Date Filing Date
FR950342D Expired FR950342A (fr) 1944-06-23 1947-06-21 Cathodes à incandescence

Country Status (3)

Country Link
BE (1) BE480139A (xx)
ES (1) ES178440A1 (xx)
FR (1) FR950342A (xx)

Also Published As

Publication number Publication date
ES178440A1 (es) 1947-08-01
BE480139A (xx)

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