NL72884C - - Google Patents

Info

Publication number: NL72884C
Authority: NL; Netherlands

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.)

1939-12-02

Publication of NL72884C publication Critical patent/NL72884C/xx

Classifications

- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/48—Analogue computers for specific processes, systems or devices, e.g. simulators
- G06G7/485—Analogue computers for specific processes, systems or devices, e.g. simulators for determining the trajectory of particles, e.g. of electrons
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J21/00—Vacuum tubes
- H01J21/36—Tubes with flat electrodes, e.g. disc electrode
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/58—Arrangements for focusing or reflecting ray or beam
- H01J29/62—Electrostatic lenses
- H01J29/622—Electrostatic lenses producing fields exhibiting symmetry of revolution
- H01J29/624—Electrostatic lenses producing fields exhibiting symmetry of revolution co-operating with or closely associated to an electron gun
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/82—Mounting, supporting, spacing, or insulating electron-optical or ion-optical arrangements
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J3/00—Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
- H01J3/02—Electron guns
- H01J3/029—Schematic arrangements for beam forming

NL72884D 1939-12-02 NL72884C (xx)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US307231A US2245581A (en)	1939-12-02	1939-12-02	Electron discharge device

Publications (1)

Publication Number	Publication Date
NL72884C true NL72884C (xx)

Family

ID=23188821

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
NL72884D NL72884C (xx)	1939-12-02
NL68166D NL68166C (xx)	1939-12-02

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
NL68166D NL68166C (xx)	1939-12-02

Country Status (6)

Country	Link
US (6)	US2245581A (xx)
BE (2)	BE444002A (xx)
DE (2)	DE862640C (xx)
FR (2)	FR881705A (xx)
GB (2)	GB545689A (xx)
NL (2)	NL68166C (xx)

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2733365A (en) *		1956-01-31		hoagland
BE455024A (xx) *	1940-05-02
BE480334A (xx) *	1942-03-14
NL83700C (xx) *	1942-03-24
US2445077A (en) *	1942-06-25	1948-07-13	Rca Corp	Electron discharge device utilizing cavity resonators
NL71647C (xx) *	1943-06-30
US2452062A (en) *	1943-07-29	1948-10-26	Raytheon Mfg Co	Electrical discharge tube
GB570672A (en) *	1943-08-19	1945-07-17	Gerhard Liebmann	Improvements in or relating to cathode ray tubes
US2459792A (en) *	1944-07-08	1949-01-25	Standard Telephones Cables Ltd	Beam type electron discharge device
BE469098A (xx) *	1946-05-09
US2592242A (en) *	1946-07-02	1952-04-08	Gen Electric	Electron gun and mounting therefor
US2488132A (en) *	1946-10-30	1949-11-15	Du Mont Allen B Lab Inc	Deflection system for cathode-ray tubes
US2529134A (en) *	1947-10-02	1950-11-07	Rauland Corp	Support for electron guns
US2617076A (en) *	1948-01-13	1952-11-04	Motorola Inc	Electrostatic deflection system
US2559037A (en) *	1948-02-12	1951-07-03	Zenith Radio Corp	Electron discharge device of the focussed-beam type
US2538714A (en) *	1948-04-14	1951-01-16	Hartford Nat Bank & Trust Co	Electric discharge tube
US2564743A (en) *	1949-03-15	1951-08-21	Sperry Corp	Charged particle beam forming apparatus
US2570124A (en) *	1949-10-20	1951-10-02	Rca Corp	Positive ion beam gun
US2606300A (en) *	1950-01-19	1952-08-05	Zenith Radio Corp	Electron discharge device
FR1018955A (fr) *	1950-05-02	1953-01-15	Philips Brasil	Tubes à décharge pour hyperfréquences
FR1023290A (fr) *	1950-08-12	1953-03-16	Csf	Perfectionnements aux dispositifs de focalisation de faisceaux électroniques
US2656481A (en) *	1950-12-13	1953-10-20	Du Mont Allen B Lab Inc	Electron gun centering device for cathode-ray tubes
US2672568A (en) *	1951-03-27	1954-03-16	Int Standard Electric Corp	Electron gun for cathode-ray tubes
US2797353A (en) *	1951-06-15	1957-06-25	Bell Telephone Labor Inc	Traveling wave type electron discharge devices
BE513449A (xx) *	1951-08-11
US2740913A (en) *	1951-11-01	1956-04-03	Itt	Electron gun
US2741724A (en) *	1951-11-27	1956-04-10	Rauland Corp	Image-reproducing device
US2740063A (en) *	1952-02-27	1956-03-27	Hartford Nat Bank & Trust Co	Miniature electronic discharge tube with ribbon-shaped beam
US2735032A (en) *	1952-10-09	1956-02-14		bradley
DE1005200B (de) *	1953-03-09	1957-03-28	Loewe Opta Ag	Elektrodenvorsystem fuer Elektronenstrahlroehren, insbesondere Fernsehbildroehren
DE977183C (de) *	1953-05-01	1965-05-20	Telefunken Patent	Elektrostatisch stark buendelndes Elektronenstrahlerzeugungssystem
NL187314B (nl) *	1953-05-15		Toyama Chemical Co Ltd	Antibacterieel preparaat, alsmede een op plaats 1 gesubstitueerd 7-(3-aminopyrrolidino)-6-fluor-4-oxo-1,4-dihydro-1,8-naftyridine-3-carbonzuur derivaat.
US2728007A (en) *	1953-07-01	1955-12-20	Rca Corp	Cathode ray tube gun structure
US2782333A (en) *	1954-08-18	1957-02-19	Rca Corp	Shortened triple gun for color television
US2811667A (en) *	1954-12-09	1957-10-29	Hughes Aircraft Co	Electron gun
US2888605A (en) *	1955-02-23	1959-05-26	Hughes Aircraft Co	Electron gun
US2817033A (en) *	1955-04-08	1957-12-17	Hughes Aircraft Co	Electron gun
US2839703A (en) *	1956-01-03	1958-06-17	Columbia Broadcasting Syst Inc	High resolution image cathode ray tube system
US2967260A (en) *	1957-05-31	1961-01-03	Eitel Mccullough Inc	Electron tube
US2996640A (en) *	1958-11-20	1961-08-15	Rca Corp	Variable beam electron gun
DE1498845A1 (de) *	1962-01-31	1969-05-14	Leybold Heraeus Gmbh & Co Kg	Ionisierungsvorrichtung fuer in grossen Totaldruckbereichen verwendbare Massenspektrometer
US3227906A (en) *	1962-05-02	1966-01-04	Eitel Mccullough Inc	Cathode support and heat shielding structure for electron gun
FR1413184A (fr) *	1964-08-26	1965-10-08	Csf	Canons électroniques générateurs de faisceaux à densité non-uniforme
US3980919A (en) *	1974-12-20	1976-09-14	Watkins-Johnson Company	Rectangular beam laminar flow electron gun
DE2603341C2 (de) *	1976-01-29	1984-03-15	Siemens AG, 1000 Berlin und 8000 München	Rotationssymetrischer Elektronenstrahlerzeuger und Verwendung für Hochleistungswanderfeldröhren
JPS57124830A (en) *	1981-01-27	1982-08-03	Sony Corp	Sealing method for cathode-ray tube

0
- DE DENDAT883938D patent/DE883938C/de not_active Expired
- NL NL72884D patent/NL72884C/xx active
- NL NL68166D patent/NL68166C/xx active
- BE BE444006D patent/BE444006A/xx unknown
- BE BE444002D patent/BE444002A/xx unknown
1939
- 1939-12-02 US US307231A patent/US2245581A/en not_active Expired - Lifetime
- 1939-12-02 US US307255A patent/US2268195A/en not_active Expired - Lifetime
- 1939-12-02 US US307232A patent/US2268194A/en not_active Expired - Lifetime
- 1939-12-02 US US307233A patent/US2268196A/en not_active Expired - Lifetime
1940
- 1940-02-17 US US319393A patent/US2268197A/en not_active Expired - Lifetime
- 1940-04-04 US US327826A patent/US2268165A/en not_active Expired - Lifetime
- 1940-11-08 GB GB16256/40A patent/GB545689A/en not_active Expired
- 1940-11-08 GB GB16253/40A patent/GB545835A/en not_active Expired
- 1940-12-02 DE DEW905D patent/DE862640C/de not_active Expired
1941
- 1941-05-21 FR FR881705D patent/FR881705A/fr not_active Expired
- 1941-05-23 FR FR52414D patent/FR52414E/fr not_active Expired

Also Published As

Publication number	Publication date
DE883938C (de)	1953-06-11
FR881705A (fr)	1943-05-06
GB545835A (en)	1942-06-16
GB545689A (en)	1942-06-08
US2268165A (en)	1941-12-30
BE444006A (xx)
US2268194A (en)	1941-12-30
NL68166C (xx)
US2245581A (en)	1941-06-17
DE862640C (de)	1953-01-12
US2268197A (en)	1941-12-30
FR52414E (fr)	1944-04-13
US2268195A (en)	1941-12-30
US2268196A (en)	1941-12-30
BE444002A (xx)

Publication	Publication Date	Title
FR849256A (xx)	1939-11-17
FR843490A (xx)	1939-07-04
BE432823A (xx)
BE413600A (xx)
BE432719A (xx)
BE432632A (xx)
BE432902A (xx)
BE432228A (xx)
BE444006A (xx)
BE434647A (xx)
BE432222A (xx)
BE432967A (xx)
BE432980A (xx)
BE433383A (xx)
BE433398A (xx)
BE433403A (xx)
BE433599A (xx)
BE433615A (xx)
NL62048C (xx)
BE481452A (xx)
BE438889A (xx)
BE436027A (xx)
BE436022A (xx)
BE433626A (xx)
BE434526A (xx)