CH305872A - Kathode für elektrische Entladungsgefässe. - Google Patents

Kathode für elektrische Entladungsgefässe.

Info

Publication number: CH305872A
Authority: CH; Switzerland
Prior art keywords: cathode; electrical discharge; discharge vessels; vessels; electrical
Prior art date: 1951-11-19

Application number

Other languages

English (en)

Inventor

Aktiengesellschaft Siem Halske

Original Assignee

Siemens Ag

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.)

1951-11-19

Filing date

1952-11-07

Publication date

1955-03-15

1952-11-07 Application filed by Siemens Ag filed Critical Siemens Ag

1955-03-15 Publication of CH305872A publication Critical patent/CH305872A/de

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
- H01J1/28—Dispenser-type cathodes, e.g. L-cathode
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/922—Static electricity metal bleed-off metallic stock
- Y10S428/923—Physical dimension
- Y10S428/924—Composite
- Y10S428/925—Relative dimension specified
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/922—Static electricity metal bleed-off metallic stock
- Y10S428/9335—Product by special process
- Y10S428/938—Vapor deposition or gas diffusion
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12014—All metal or with adjacent metals having metal particles
- Y10T428/12028—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, etc.]
- Y10T428/12042—Porous component
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12014—All metal or with adjacent metals having metal particles
- Y10T428/12028—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, etc.]
- Y10T428/12063—Nonparticulate metal component
- Y10T428/12069—Plural nonparticulate metal components
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12806—Refractory [Group IVB, VB, or VIB] metal-base component
- Y10T428/12826—Group VIB metal-base component
- Y10T428/12833—Alternative to or next to each other
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12806—Refractory [Group IVB, VB, or VIB] metal-base component
- Y10T428/12826—Group VIB metal-base component
- Y10T428/1284—W-base component

CH305872D 1951-11-19 1952-11-07 Kathode für elektrische Entladungsgefässe. CH305872A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE305872X		1951-11-19

Publications (1)

Publication Number	Publication Date
CH305872A true CH305872A (de)	1955-03-15

Family

ID=6120938

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH305872D CH305872A (de)	1951-11-19	1952-11-07	Kathode für elektrische Entladungsgefässe.

Country Status (3)

Country	Link
US (1)	US2750527A (de)
CH (1)	CH305872A (de)
FR (1)	FR1066690A (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2808530A (en) *	1951-04-18	1957-10-01	Siemens Ag	Cathode for electrical discharge devices
DE1025999B (de) *	1953-03-04	1958-03-13	Egyesuelt Izzolampa	Vorratskathode, bei der der Vorrat, mindestens nach der Aktivierung, einen Gehalt an Bariumoxyd aufweist
NL85507C (de) *	1953-12-22
BE550790A (de) *	1955-04-30
US2939990A (en) *	1956-05-21	1960-06-07	Int Standard Electric Corp	Oxide cathode for amplifier tubes
US2978663A (en) *	1959-08-12	1961-04-04	Arnold S Louis	Improved variable resistor
FR1265242A (fr) *	1960-05-17	1961-06-30	Csf	Perfectionnements aux convertisseurs thermoélectroniques d'énergie thermique en énergie électrique, notamment aux structures de leurs électrodes
US3284657A (en) *	1963-06-03	1966-11-08	Varian Associates	Grain-oriented thermionic emitter for electron discharge devices
US3290543A (en) *	1963-06-03	1966-12-06	Varian Associates	Grain oriented dispenser thermionic emitter for electron discharge device
DE1614642B2 (de) *	1967-02-22	1971-10-07	Siemens AG, 1000 Berlin u 8000 München	Vorratskathode insbesondere mk kathode
US5293410A (en) *	1991-11-27	1994-03-08	Schlumberger Technology Corporation	Neutron generator
US20030025435A1 (en) *	1999-11-24	2003-02-06	Vancil Bernard K.	Reservoir dispenser cathode and method of manufacture

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2128861A (en) *	1936-07-16	1938-08-30	Gen Electric	Vapor electric discharge device
US2147447A (en) *	1936-09-21	1939-02-14	Siemens Ag	Glow cathode
US2509702A (en) *	1947-01-14	1950-05-30	Eureka Television And Tube Cor	Cathode for thermionic valves
NL69486C (de) *	1947-11-26
US2624024A (en) *	1949-10-26	1952-12-30	Hartford Nat Bank & Trust Co	Cathode for use in electron discharge tubes

1952
- 1952-11-07 CH CH305872D patent/CH305872A/de unknown
- 1952-11-19 FR FR1066690D patent/FR1066690A/fr not_active Expired
- 1952-11-19 US US321467A patent/US2750527A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
US2750527A (en)	1956-06-12
FR1066690A (fr)	1954-06-09

Publication	Publication Date	Title
CH314129A (de)	1956-05-31	Kathodenkörper für elektrische Entladungsröhren
CH319033A (de)	1957-01-31	Kathode für eine elektrische Entladungsröhre
CH314776A (de)	1956-06-30	Kathodenkörper für elektrische Entladungsröhren
CH315203A (de)	1956-07-31	Kathode für elektrische Entladungsgefässe
FR1066690A (fr)	1954-06-09	Cathode pour récipients de décharge électrique
CH314128A (de)	1956-05-31	Aktivierte Elektrode für elektrische Entladungsgefässe
CH305546A (de)	1955-02-28	Kathode für elektrische Entladungsgefässe.
CH312426A (de)	1955-12-31	Elektrische Entladungsröhre.
CH309313A (de)	1955-08-31	Vorratskathode.
CH309312A (de)	1955-08-31	Kathode für elektrische Entladungsgefässe.
CH308672A (de)	1955-07-31	Kathode für elektrische Entladungsgefässe.
CH312786A (de)	1956-02-29	Kathode für elektrische Entladungsgefässe
CH300092A (de)	1954-07-15	Elektrische Schweisseinrichtung.
CH291919A (de)	1953-07-15	Elektrische Schalteinrichtung.
AT177843B (de)	1954-03-10	Kathode für elektrische Entladungsgefäße
AT177842B (de)	1954-03-10	Kathode für elektrische Entladungsgefäße
AT174992B (de)	1953-05-26	Kathode für elektrische Entladungsgefäße
AT175317B (de)	1953-06-25	Kathode für elektrische Entladungsgefäße
CH320913A (de)	1957-04-15	Kathode für elektrische Entladungsgefässe
AT177844B (de)	1954-03-10	Kathodenkörper für elektrische Entladungsröhren
CH298272A (de)	1954-04-30	Elektrische Schalteinrichtung.
FR1060976A (fr)	1954-04-07	Cathode thermionique
CH293278A (de)	1953-09-15	Elektrische Entladungsröhre.
AT181333B (de)	1955-03-10	Kathode für elektrische Entladungsgefäße
AT187203B (de)	1956-10-25	Kathode für elektrische Entladungsgefäße