DE628618C - Highly emitting incandescent cathode, which consists of a carbon steel heating element and an emitting layer attached to the surface of the body - Google Patents

Highly emitting incandescent cathode, which consists of a carbon steel heating element and an emitting layer attached to the surface of the body

Info

Publication number
DE628618C
DE628618C DER71128D DER0071128D DE628618C DE 628618 C DE628618 C DE 628618C DE R71128 D DER71128 D DE R71128D DE R0071128 D DER0071128 D DE R0071128D DE 628618 C DE628618 C DE 628618C
Authority
DE
Germany
Prior art keywords
emitting
heating element
carbon steel
highly
layer attached
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
DER71128D
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.)
RADIO ROEHREN LAB DR NICKEL G
Original Assignee
RADIO ROEHREN LAB DR NICKEL G
Publication date
Priority to DER71128D priority Critical patent/DE628618C/en
Application granted granted Critical
Publication of DE628618C publication Critical patent/DE628618C/en
Expired legal-status Critical Current

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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

Description

Hierzu 1 Blatt Zeichnungen1 sheet of drawings

Claims (2)

Patentansprüche:Patent claims: 1. Hochemittierende Glühkathode, die aus einem kohlenstoffhaltigen Heizkörper und einer auf der Oberfläche des Körpers angebrachten emittierenden Schicht besteht, dadurch gekennzeichnet, daß der vom Heizstrom durchflossene kohlenstoffhaltige Körper in an sich bekannter Weise mit einer metallischen Seele versehen ist.1. Highly emissive hot cathode, which consists of a carbon-containing radiator and an emissive layer applied to the surface of the body, characterized in that the carbon-containing body through which the heating current flows in a manner known per se is provided with a metallic soul. 2. Glühkathode nach Anspruch 1, dadurch gekennzeichnet, daß auf den kohlenstoffhaltigen Körper eine Metalldrahtwendel aufgebracht ist, die den Emissionsstoff trägt und die nicht mit den Heizstromzuleitungen verbunden ist.2. glow cathode according to claim 1, characterized in that on the carbon-containing A metal wire coil is applied to the body, which carries the emission substance and which does not interact with the Heating current leads is connected.
DER71128D Highly emitting incandescent cathode, which consists of a carbon steel heating element and an emitting layer attached to the surface of the body Expired DE628618C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DER71128D DE628618C (en) Highly emitting incandescent cathode, which consists of a carbon steel heating element and an emitting layer attached to the surface of the body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DER71128D DE628618C (en) Highly emitting incandescent cathode, which consists of a carbon steel heating element and an emitting layer attached to the surface of the body

Publications (1)

Publication Number Publication Date
DE628618C true DE628618C (en) 1936-04-09

Family

ID=7414084

Family Applications (1)

Application Number Title Priority Date Filing Date
DER71128D Expired DE628618C (en) Highly emitting incandescent cathode, which consists of a carbon steel heating element and an emitting layer attached to the surface of the body

Country Status (1)

Country Link
DE (1) DE628618C (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1044987B (en) * 1957-08-27 1958-11-27 Deutsche Elektronik Gmbh Process for the production of a graphite heater for directly or indirectly heated cathodes
DE1197960B (en) * 1960-11-22 1965-08-05 Gillone Electric Ltd Electric timer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1044987B (en) * 1957-08-27 1958-11-27 Deutsche Elektronik Gmbh Process for the production of a graphite heater for directly or indirectly heated cathodes
DE1197960B (en) * 1960-11-22 1965-08-05 Gillone Electric Ltd Electric timer

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