FR883545A - Dispositif comportant un tube à décharges - Google Patents

Dispositif comportant un tube à décharges

Info

Publication number: FR883545A
Authority: FR; France
Prior art keywords: discharge tube; discharge; tube
Prior art date: 1941-06-25
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

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.)

1941-06-25

Filing date

1942-06-23

Publication date

1943-07-07

1942-06-23 Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV

1943-07-07 Application granted granted Critical

1943-07-07 Publication of FR883545A publication Critical patent/FR883545A/fr

Status Expired legal-status Critical Current

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
- H01J25/02—Tubes with electron stream modulated in velocity or density in a modulator zone and thereafter giving up energy in an inducing zone, the zones being associated with one or more resonators
- H01J25/32—Tubes with plural reflection, e.g. Coeterier tube

FR883545D 1941-06-25 1942-06-23 Dispositif comportant un tube à décharges Expired FR883545A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL234470X		1941-06-25

Publications (1)

Publication Number	Publication Date
FR883545A true FR883545A (fr)	1943-07-07

Family

ID=19780180

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR883545D Expired FR883545A (fr)	1941-06-25	1942-06-23	Dispositif comportant un tube à décharges

Country Status (7)

Country	Link
US (1)	US2508228A (de)
BE (1)	BE446137A (de)
CH (1)	CH234470A (de)
DE (1)	DE846706C (de)
FR (1)	FR883545A (de)
GB (1)	GB616816A (de)
NL (1)	NL66302C (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2657305A (en) *	1947-01-28	1953-10-27	Hartford Nat Bank & Trust Co	Traveling wave tube mixing apparatus
FR1096538A (fr) *	1953-12-18	1955-06-21	Electronique & Physique	Perfectionnement aux procédés de modulation des tubes hyperfrequences
US2876351A (en) *	1955-08-29	1959-03-03	Sanders Associates Inc	Ionic time-delay apparatus
DE1239370B (de) *	1960-10-27	1967-04-27	Telefunken Patent	Verstaerkungsregelungseinrichtung fuer einen Funkpeiler nach dem Zweikanalprinzip
US3314016A (en) *	1964-09-04	1967-04-11	Iii John B Payne	Apparatus for varying time delay in electron drift tube by velocity modulating electron beam

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2190515A (en) *	1938-07-15	1940-02-13	Gen Electric	Ultra short wave device
US2312919A (en) *	1940-09-19	1943-03-02	Int Standard Electric Corp	Modulation system for velocity modulation tubes
US2393284A (en) *	1941-04-30	1946-01-22	Rca Corp	Ultra short wave system
US2414843A (en) *	1943-06-16	1947-01-28	Sperry Gyroscope Co Inc	High-frequency apparatus utilizing electron debunching

0
- BE BE446137D patent/BE446137A/xx unknown
- NL NL66302D patent/NL66302C/xx active
1942
- 1942-06-23 FR FR883545D patent/FR883545A/fr not_active Expired
- 1942-06-23 DE DEN2483D patent/DE846706C/de not_active Expired
- 1942-06-24 CH CH234470D patent/CH234470A/de unknown
1946
- 1946-03-09 GB GB7440/46A patent/GB616816A/en not_active Expired
- 1946-04-18 US US662971A patent/US2508228A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
GB616816A (en)	1949-01-27
NL66302C (de)
US2508228A (en)	1950-05-16
CH234470A (de)	1944-09-30
BE446137A (de)
DE846706C (de)	1952-08-18

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