BE478854A - - Google Patents

Info

Publication number: BE478854A
Authority: BE; Belgium

Application number

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.)

1942-09-01

Publication of BE478854A publication Critical patent/BE478854A/xx

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/04—Coupling devices of the waveguide type with variable factor of coupling

BE478854D 1942-09-01 BE478854A (fi)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US456941A US2405437A (en)	1942-09-01	1942-09-01	Impedance matching transformer

Publications (1)

Publication Number	Publication Date
BE478854A true BE478854A (fi)

Family

ID=23814767

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE478854D BE478854A (fi)	1942-09-01

Country Status (3)

Country	Link
US (1)	US2405437A (fi)
BE (1)	BE478854A (fi)
FR (1)	FR949099A (fi)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2563578A (en) *		1951-08-07		Flexible corrugated seamless metal
US2567748A (en) *	1943-10-02	1951-09-11	Milton G White	Control of wave length in wave guides
US2604594A (en) *	1943-10-02	1952-07-22	Milton G White	Arrangement for varying wave lengths in coaxial lines
US2699501A (en) *	1945-08-02	1955-01-11	Young Louise	Rapid scanning device
US2571021A (en) *	1945-08-08	1951-10-09	Harold C Early	Flexible wave guide
US2492155A (en) *	1945-08-11	1949-12-27	Standard Telephones Cables Ltd	Tuning system
US2560685A (en) *	1946-10-24	1951-07-17	Rca Corp	Variable inductance for use on very high frequencies
US2623946A (en) *	1947-03-29	1952-12-30	Sperry Corp	Transmission line transition
BE489277A (fi) *	1948-06-16
US2659817A (en) *	1948-12-31	1953-11-17	Bell Telephone Labor Inc	Translation of electromagnetic waves
US2647241A (en) *	1949-10-17	1953-07-28	Westinghouse Electric Corp	Tuning stub
US2782382A (en) *	1950-05-25	1957-02-19	Int Standard Electric Corp	Attenuator for surface wave propagation
US2774045A (en) *	1951-10-17	1956-12-11	Gen Electric	Ultra-high-frequency tuner
US3356971A (en) *	1951-11-14	1967-12-05	Arf Products	Tuned circuit
GB731624A (en) *	1952-11-26	1955-06-08	British Telecomm Res Ltd	Improvements in and relating to electrical impedance matching
DE1022716B (de) *	1955-03-30	1958-01-16	Bbc Brown Boveri & Cie	Verfahren zur Anpassung der in den Hochstromzuleitungen eines Lichtbogenofens liegenden Impedanz an den Betriebszustand des Ofens
US2935705A (en) *	1956-09-26	1960-05-03	Martin Co	Constant impedance balance line phase shifter
US3417350A (en) *	1965-09-13	1968-12-17	Commerce Usa	Variable impedance coaxial device with relative rotation between conductors
SE8505773L (sv) *	1985-12-06	1987-06-07	Por Microtrans Ab	Koaxialovergang for magnetron
FR2627329B1 (fr) *	1988-02-12	1990-03-23	Alcatel Espace	Filtre a resonateur dielectrique

0
- BE BE478854D patent/BE478854A/xx unknown
1942
- 1942-09-01 US US456941A patent/US2405437A/en not_active Expired - Lifetime
1947
- 1947-07-08 FR FR949099D patent/FR949099A/fr not_active Expired

Also Published As

Publication number	Publication date
FR949099A (fr)	1949-08-19
US2405437A (en)	1946-08-06

Publication	Publication Date	Title
FR955041A (fi)	1950-01-07
FR959726A (fi)	1950-04-04
FR55291E (fi)	1952-01-09
BE446560A (fi)
BE446052A (fi)
BE445596A (fi)
BE445562A (fi)
NL61626C (fi)
NL60601C (fi)
NL60077C (fi)
BE478852A (fi)
BE476014A (fi)	1947-10-31
BE470453A (fi)
BE462323A (fi)
BE453205A (fi)
BE445314A (fi)
BE445553A (fi)
BE452577A (fi)
BE445207A (fi)
BE450259A (fi)
BE449344A (fi)
BE446762A (fi)	1942-09-30
BE446591A (fi)	1942-08-31
BE478854A (fi)
BE446464A (fi)	1948-04-17