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JP7295250B2 |
The invention relates to the field of microwave emitting equipment, in particular to microwave oscillators. The proposed variants of an oscillator and a matrix-type microwave oscillator enable to efficiently direct microwave radiation fr...
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JP7293052B2 |
To provide a highly productive alumina component for magnetron, in which the joint strength of a terminal portion is improved as compared with that of a ring portion and the occurrence of leak defects is suppressed.In a ceramic component...
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JP7272778B2 |
A folded-waveguide slow-wave structure equipped with an internal load, includes a central plate comprising a rectilinear beam tunnel of same direction as the longitudinal axis of the central plate, and a serpentine-shaped folded slit hav...
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JP2023059242A |
To provide an electronic system equipped with a heat-transport fluid cooling circuit.An electronic system comprises: an external jacket (11); a wall (12) of an internal cavity (13) that is to be cooled; at least one fixed connection fixi...
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JP7255920B2 |
There are provided a microwave tube that can contribute to keeping the high frequency output of the microwave tube constant for a long period of time without complex structure or adjustment and a method for controlling the same. The micr...
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JP7240263B2 |
To provide an electromagnet for magnetron capable of preventing destabilization of magnetic force level due to rise of temperature of winding and magnetic poles during operation.An electromagnet for magnetron includes a core 2 formed of ...
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JP7240247B2 |
To provide a magnetron, which is suppressed in temperature rise of an end hat, thereby achieving a stable operation.An end hat 8 includes: a hat cylinder part 81 which is cylindrical and has an inner diameter larger than an outer diamete...
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JP2023027974A |
To provide stable klystron.A klystron includes a plurality of cavity resonators arranged side by side on a coaxial line, and the cavity resonator includes a cylinder, one drift tube and the other drift tube respectively provided on both ...
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JP2023019528A |
To provide a high-frequency input coupler that can prevent a gap from being generated between a dielectric substrate and a high-frequency window structure.The high-frequency input coupler is installed between a waveguide and an accelerat...
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JP2023016139A |
To obtain an electromagnetic wave generation device with high availability and easily adjustable frequency.An electromagnetic wave generation device includes an electron-permeable anode 131, a cathode 140 that is arranged opposite to the...
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JP2023004882A |
To increase an electric current of an electron beam as much as possible.An electromagnetic wave generation apparatus includes a cathode electrode, an anode electrode that is arranged to face the cathode electrode, and through which elect...
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JP2023000016A |
To change the frequency of an electromagnetic wave and adjust the output intensity while maintaining a vacuum in a waveguide.An electromagnetic wave generation device includes a cathode, an anode through which electrons can pass, and a h...
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JP2022189581A |
To provide a horizontal type field emission electron gun that has a simple structure, can be downsized, and can make electrons travel in a direction in parallel with a substrate.A horizontal type field emission electron gun 1 comprises: ...
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JP2022552157A |
A microwave magnetron has a cathode to emit electrons, a filament to receive filament current to heat the cathode and enable the cathode to emit electrons, and an anode power to affect electron flow. includes an anode to which is applied...
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JP2022183690A |
To suppress a ghost mode in a pillbox type transmission window.A pillbox type transmission window comprises an input/output window of a microwave tube. The pillbox type transmission window comprises: a disc-shaped member 1 in which a met...
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JP7179831B2 |
Embodiments include a vacuum device, comprising: an enclosure configured to enclose a vacuum, comprising an external base forming at least a portion of the enclosure; an internal base within the enclosure; and at least one thermal dissip...
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JP2022173651A |
To provide a downsized electron beam generator that can get an electron beam of a long-time stable electric current.An electron beam generator comprises: a negative pole 2 that emits an electronic beam; a tape-like positive pole 3 that i...
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JP7157510B2 |
To provide a klystron in which a component element can be easily recycled.A klystron according to an embodiment, comprises: a negative electrode generating an electron; an electron gun container surrounding the negative electrode; a tube...
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JP7129311B2 |
To increase life by increasing an amount of adsorption of a gas, and to eliminate high cost and poor operation due to deformation of a getter material.A magnetron includes: a cathode 2 coated or impregnated with an electron radiation mat...
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JP7092470B2 |
To suppress both influence of electron emission from a cathode side surface and consumption of energy to be supplied to a heater, while being provided with a grid, an electron gun of the present invention includes: a cathode capable of e...
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JP7091231B2 |
To provide a microwave tube and a manufacturing method thereof that can reduce a manufacturing time.A microwave tube includes a first pipe portion having an inner wall surrounding a cavity and an outer wall opposite to the inner wall. Th...
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JP7089325B2 |
To provide a klystron improving an output conversion efficiency.A klystron 10 comprises: a klystron main body 11; and a focus magnetic field device 12. The klystron main body 11 comprises: an electron gun 15 generating an electron beam; ...
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JP2022528421A |
The magnet bar structure (101) for the sputter magnetron system, while mounted on top of the magnet bar structure (101), is a detection device (110) that detects the intrinsic and / or extrinsic characteristics of the tubular sputtering ...
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JP2022084562A |
To provide an anode for a magnetron, structures of a plurality of strap rings, and a manufacturing method thereof.An anode 101 for a magnetron includes a cylindrical anode shell 103 for accommodating the anode and a cathode 102, and a pl...
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JP2022084561A |
To provide a structure of a resonant cavity for a magnetron.An anode 101 includes a cylindrical shell 103 for accommodating a cathode 102, and a plurality of vanes 104. Each vane 104 has a length continuously extending in a radial direct...
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JP2022527863A |
Disclosed is an internally cooled microwave stubture assembly with a stub having a hollow duct to receive the cooling fluid circulating during operation. The microwave stub tuner assembly for a pyrolysis reactor is described as comprisin...
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JP7070980B2 |
To provide a klystron applicable to diameter reduction and a higher magnetic field.A klystron 10 comprises an electron gun 20, a plurality of resonant cavities 24, a collector 22, and a focusing magnetic field device 12. The focusing mag...
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JP7068423B2 |
A modulator includes: a high voltage transformer transforming a voltage supplied through a primary side and a secondary side to apply a current pulse to a driving device; a bipolar pulse generator applying a magnetizing pulse and a main ...
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JP2022069050A |
To provide a cathode structure capable of maintaining a quick action property for a long period.A cathode structure includes: a cathode: a heater 13; a plurality of heater supporting members 16 each having a plurality of long round hole ...
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JP7032222B2 |
To provide a klystron that levels a gain band and is stably operated.A klystron 10 comprises: an electron gun part 12; an interaction part 15; and a corrector 19. The electron gun part 12 discharges an electron 11. The interaction part 1...
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JP7025816B2 |
To provide a manufacturing method of a cathode for an electron tube equipped with a cathode sleeve that absorbs radiant heat from a heater efficiently.A manufacturing method of a cathode for an electron tube includes a step of forming a ...
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JP7011370B2 |
This klystron (10) comprises an electron gun unit (A), a plurality of resonance cavities (14a) to (14j), a collector (15), and a plurality of drift tubes (16a) to (16k). The plurality of resonance cavities (14a) to (14j) include an input...
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JP7008185B2 |
A magnetron according to an aspect of the present disclosure comprises a magnetic circuit that includes permanent magnets and a yoke. The yoke includes a first yoke and a second yoke that are joined together. The first yoke and the secon...
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JP6992206B1 |
To provide a predetermined number of refrigerant flow paths in which a refrigerant orbits an anode cylinder and a connection flow path connecting the refrigerant flow paths inside the cooling block for cooling a high-power industrial mag...
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JP2022007412A |
To provide a klystron that can prevent defects in a connection portion of a drift tube in cavity resonators arranged next to each other.In a klystron with a plurality of cavity resonators placed next to each other on the same axis, the c...
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JP6987989B2 |
A method and device for regulating a temperature of a magnetron, a controller, a variable-frequency power supply, a system for regulating a temperature of a magnetron, and a microwave apparatus are provided. Wherein, the method for regul...
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JP6982994B2 |
A vacuum electron tube comprises at least one electron-emitting cathode and at least one anode arranged in a vacuum chamber, the cathode having a planar structure comprising a substrate comprising a conductive material, a plurality of na...
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JP6959103B2 |
To provide a magnetron cathode which is operated at a low cathode temperature and is capable of securing a sufficient electron emission material and reducing preheating time, and which further eliminates effects due to thermal expansion ...
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JP6919062B2 |
The present application relates to the technical field of microwave apparatuses, and in particular, relates to a method and device for regulating a temperature of a magnetron, a controller, a variable-frequency power supply, a system for...
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JP6904986B2 |
The objective of the invention is to provide a microwave tube, or the like, wherein gas adsorption action of a getter may be satisfactorily performed independently from a microwave amplification operation. In order to solve this problem,...
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JP2021096951A |
To provide a cathode structure that can reduce power consumption.A cathode structure 1a includes a cathode substrate 10, a sleeve 20, a heater 30, and an embedding material 40. The sleeve 20 includes a first end portion (20A) fixed to a ...
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JP6879614B2 |
A slow-wave circuit comprises: a waveguide comprising a meander-shaped part that transmits an electromagnetic wave and alternately repeats a first folded part and a second folded part folded onto the opposite side to the first folded par...
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JP6870845B2 |
To make it possible to improve interaction between an electromagnetic wave and an electron beam even if a frequency is increased.The slow wave circuit includes: a beam hole extending in a predetermined direction and transmitting an elect...
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JP6845750B2 |
To provide a microwave tube capable of being improved in workability for mounting a corona ring.A microwave tube includes a microwave tube body 11, a corona ring 30, and a fastener 43. The microwave tube body 11 has an electron gun part ...
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JP6815452B2 |
A modulator includes: a high voltage transformer transforming a voltage supplied through a primary side and a secondary side to apply a current pulse to a driving device; a bipolar pulse generator applying a magnetizing pulse and a main ...
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JP2020177777A |
To provide an electron gun, and an electronic tube capable of improving concentricity between components, by a simple configuration of low cost, and to provide a manufacturing method of the electron gun.A manufacturing method of an elect...
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JP2020173959A |
To provide a microwave tube having a high product yield and a manufacturing method of the same or to provide a microwave tube having a high manufacturing yield and a manufacturing method of the same.The microwave tube includes a first tu...
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JP2020166935A |
To provide a delay circuit which can be finely processed with high precision through simplified processes, a traveling-wave tube and a method of manufacturing the delay circuit.A delay circuit 10 comprises a beam hole 16 which transmits ...
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JP6762827B2 |
To prevent the falling out of a gasket caused by vibration of an external force, transportation or the like, the gasket being used for preventing microwave leakage from a magnetron.A gasket 1 of a mesh-like ring structure formed of a non...
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JP6760949B2 |
The purpose is to make it possible to autonomously suppress a reduction in an electron beam without providing a means for supervising the electron beam intensity of a monitor or the like. An electron gun, provided with: a heater (12) in ...
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