Classifications

• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
  • H01J3/00—Details of electron-optical or ion-optical arrangements common to two or more basic types of discharge tubes or lamps
  • H01J3/02—Electron guns
  • H01J3/029—Schematic arrangements for beam forming
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D261/00—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings
  • C07D261/02—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings
  • C07D261/06—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more double bonds between ring members or between ring members and non-ring members
  • C07D261/10—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
  • C07D261/18—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
  • C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
  • C07D317/44—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems
  • C07D317/46—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems condensed with one six-membered ring
  • C07D317/48—Methylenedioxybenzenes or hydrogenated methylenedioxybenzenes, unsubstituted on the hetero ring
  • C07D317/62—Methylenedioxybenzenes or hydrogenated methylenedioxybenzenes, unsubstituted on the hetero ring with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to atoms of the carbocyclic ring
  • C07D317/66—Nitrogen atoms not forming part of a nitro radical
• • G—PHYSICS
  • G05—CONTROLLING; REGULATING
  • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
  • G05D16/00—Control of fluid pressure
  • G05D16/04—Control of fluid pressure without auxiliary power
  • G05D16/0404—Control of fluid pressure without auxiliary power with two or more controllers mounted in parallel
• • G—PHYSICS
  • G05—CONTROLLING; REGULATING
  • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
  • G05D23/00—Control of temperature
  • G05D23/01—Control of temperature without auxiliary power
  • G05D23/12—Control of temperature without auxiliary power with sensing element responsive to pressure or volume changes in a confined fluid
  • G05D23/125—Control of temperature without auxiliary power with sensing element responsive to pressure or volume changes in a confined fluid the sensing element being placed outside a regulating fluid flow
• • G—PHYSICS
  • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
  • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
  • G09F7/00—Signs, name or number plates, letters, numerals, or symbols; Panels or boards
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
  • H01F7/00—Magnets
  • H01F7/02—Permanent magnets [PM]
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
  • H01F7/00—Magnets
  • H01F7/02—Permanent magnets [PM]
  • H01F7/0273—Magnetic circuits with PM for magnetic field generation
  • H01F7/0278—Magnetic circuits with PM for magnetic field generation for generating uniform fields, focusing, deflecting electrically charged particles
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
  • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
  • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
  • H01J23/02—Electrodes; Magnetic control means; Screens
  • H01J23/06—Electron or ion guns
  • H01J23/065—Electron or ion guns producing a solid cylindrical beam
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
  • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
  • H01J23/02—Electrodes; Magnetic control means; Screens
  • H01J23/08—Focusing arrangements, e.g. for concentrating stream of electrons, for preventing spreading of stream
  • H01J23/087—Magnetic focusing arrangements
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
  • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
  • H01J23/02—Electrodes; Magnetic control means; Screens
  • H01J23/08—Focusing arrangements, e.g. for concentrating stream of electrons, for preventing spreading of stream
  • H01J23/087—Magnetic focusing arrangements
  • H01J23/0873—Magnetic focusing arrangements with at least one axial-field reversal along the interaction space, e.g. P.P.M. focusing
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
  • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
  • H01J23/36—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy
  • H01J23/40—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy to or from the interaction circuit
  • H01J23/42—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy to or from the interaction circuit the interaction circuit being a helix or a helix-derived slow-wave structure
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
  • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
  • H01J25/34—Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps
  • H01J25/36—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field
  • H01J25/38—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field the forward travelling wave being utilised
• • 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
  • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
  • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
  • H01J29/36—Photoelectric screens; Charge-storage screens
  • H01J29/38—Photoelectric screens; Charge-storage screens not using charge storage, e.g. photo-emissive screen, extended cathode

Landscapes

• Physics & Mathematics (AREA)
• Organic Chemistry (AREA)
• Chemical & Material Sciences (AREA)
• Engineering & Computer Science (AREA)
• General Physics & Mathematics (AREA)
• Fluid Mechanics (AREA)
• Power Engineering (AREA)
• Electromagnetism (AREA)
• Automation & Control Theory (AREA)
• Theoretical Computer Science (AREA)
• Microwave Tubes (AREA)
• Waveguide Aerials (AREA)
• Aerials With Secondary Devices (AREA)
• Waveguides (AREA)

Applications Claiming Priority (5)

Publications (1)

Family

ID=61021422

Family Applications (5)

Family Applications Before (3)

Family Applications After (1)

Country Status (6)

Families Citing this family (17)

Family Cites Families (30)

• 1953
  • 1953-10-14 GB GB28268/53A patent/GB762106A/en not_active Expired
• 1954
  • 1954-02-02 US US407732A patent/US2890370A/en not_active Expired - Lifetime
  • 1954-03-22 CH CH322461D patent/CH322461A/de unknown
  • 1954-03-25 CH CH328589D patent/CH328589A/de unknown
  • 1954-03-26 DE DEI8450A patent/DE1099093B/de active Pending
  • 1954-03-26 BE BE527620A patent/BE527620A/fr unknown
  • 1954-03-26 FR FR66226D patent/FR66226E/fr not_active Expired
  • 1954-03-26 FR FR66255D patent/FR66255E/fr not_active Expired
  • 1954-04-24 FR FR66266D patent/FR66266E/fr not_active Expired
  • 1954-08-02 US US447173A patent/US2824996A/en not_active Expired - Lifetime
  • 1954-09-14 DE DEL19900A patent/DE1001360B/de active Pending
  • 1954-10-11 CH CH336509D patent/CH336509A/de unknown
  • 1954-10-12 DE DEI9245A patent/DE1108336B/de active Pending
  • 1954-10-13 FR FR67269D patent/FR67269E/fr not_active Expired
  • 1954-10-13 FR FR67270D patent/FR67270E/fr not_active Expired
  • 1954-10-14 BE BE532535A patent/BE532535A/nl unknown
• 1955
  • 1955-04-21 US US502811A patent/US2871392A/en not_active Expired - Lifetime
  • 1955-05-25 CH CH334859D patent/CH334859A/de unknown
  • 1955-06-21 DE DEI10339A patent/DE1109272B/de active Pending
  • 1955-06-21 BE BE539158A patent/BE539158A/fr unknown
  • 1955-06-21 FR FR68866D patent/FR68866E/fr not_active Expired
  • 1955-08-22 US US529818A patent/US2908843A/en not_active Expired - Lifetime
  • 1955-08-24 US US530224A patent/US2918593A/en not_active Expired - Lifetime
  • 1955-09-09 GB GB25850/55A patent/GB787603A/en not_active Expired
  • 1955-09-13 FR FR69376D patent/FR69376E/fr not_active Expired
  • 1955-09-14 BE BE541278A patent/BE541278A/nl unknown
  • 1955-09-16 FR FR69772D patent/FR69772E/fr not_active Expired
  • 1955-09-21 BE BE541462A patent/BE541462A/nl unknown
• 1956
  • 1956-05-28 GB GB16429/56A patent/GB799236A/en not_active Expired
  • 1956-06-01 FR FR70719D patent/FR70719E/fr not_active Expired
• 1957
  • 1957-01-08 GB GB713/57A patent/GB836219A/en not_active Expired
  • 1957-01-11 GB GB1147/57A patent/GB831514A/en not_active Expired
  • 1957-05-24 CH CH351679D patent/CH351679A/de unknown
  • 1957-05-27 FR FR72041D patent/FR72041E/fr not_active Expired
• 1958
  • 1958-01-07 FR FR755344A patent/FR73056E/fr not_active Expired
  • 1958-01-08 FR FR755436A patent/FR73213E/fr not_active Expired
  • 1958-08-06 FR FR772009A patent/FR73991E/fr not_active Expired
  • 1958-08-07 BE BE570152A patent/BE570152A/nl unknown

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