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Patent Searching and Data


Matches 551 - 600 out of 1,989

Document Document Title
JPH0845657A
To make a low-voltage oscillation tube which is usable for microwave ovens and make microwave ovens small and light-weight by installing a klystron which is operated and provides an output with a prescribed energy, when an electric power...  
JPH08500933A
(57) [Abstract] The present invention relates to the device which enforces the method of increasing the efficiency of a gyrotron remarkably, and this method. or [that bias of the collector is carried out when the uniform magnetic field i...  
JPH088070B2  
JPH088071B2  
JPH087775A
PURPOSE: To enlarge the device output while the load amount of an output window is reduced, by furnishing a cylindrical mode transformer in specified shape which should separate the fed electromagnetic wave into a plurality of electromag...  
JPH08500203A
(57) A summary super-output and a high-voltage klystron (10) of X are larger than zero here including the output cave (18) which operates by TM01X.  
JPH07326296A
PURPOSE: To provide a helix type traveling wave tube capable of detecting only a hilix current without requiring a time for causing delay to detect the helix current or for not detecting an excess helix current at the time of starting or...  
JPH07307132A
PURPOSE: To miniaturize a gyrotron device of high operability at a low cost and reduce a running cost by constituting a magnetic field generator in the gyrotron device of a permanent magnet and electromagnets. CONSTITUTION: A gyrotron 20...  
JPH07299297A
PURPOSE: To provide a cordless iron which can be rapidly heated up to an ironing temp. and is capable of maintaining this ironing temp. over a long period of time. CONSTITUTION: A cavity 13 is automatically constituted when an iron body ...  
JPH07105202B2  
JPH07101596B2  
JPH07254371A
PURPOSE: To provide a gyrotron device capable of realizing a beam-like electromagnetic wave of high transmitting efficiency. CONSTITUTION: In a gyrotron device, at least one of reflection mirrors 55a for reflecting an electromagnetic wav...  
JPH07508129A  
JPH0777119B2  
JPH07192639A
PURPOSE: To provide an improved linear electron beam tube constitutional body. CONSTITUTION: An induction output quadrupole tube is provided with a cylindrical ceramic envelope body 1 and an electron gun comprising a cathode 2 and a grid...  
JPH07192642A
PURPOSE: To provide an electron beam vacuum tube comprising a close located cathode and emitting grid by utilizing a relatively simple resonating structure body for coupling rf signals between the cathode and a grid electrode. CONSTITUTI...  
JPH0766749B2  
JPH07169424A
PURPOSE: To modulate an electron beam, which is emitted from a field emission cold cathode electrode, in the lateral direction. CONSTITUTION: An electron beam device is provided with a cold cathode 1, a modulating means 2 and an anode 3....  
JPH0756839B2  
JPH0754664B2  
JPH0746564B2  
JPH0746567B2  
JPH0744005B2  
JPH0736318B2  
JPH0794106A
PURPOSE: To certainly ensure electric insulation between a body and a support or a collector by providing an insulator jacket between the body to envelop a resonant cavity and a magnetic field device to supply a magnetic field to the cav...  
JPH0773814A
PURPOSE: To operate a device with the maximum operating frequency by reducing or eliminating undesirable vibrations caused between a cathode and an anode. CONSTITUTION: In an electron beam tube such as an IOT device, a ferrite-filled sil...  
JPH0746420A
PURPOSE: To provide a cooling structure for an electron beam tube, where an electron gun is surrounded with an input resonance cavity to which a high-frequency energy is impressed. CONSTITUTION: This electron beam tube similar to an IOT ...  
JPH0735801A
PURPOSE: To enable the measurement of wavelength covering the region from microwave to an infrared by arranging a structure suitable for ultraminiature designing with excellent weather resistance property. CONSTITUTION: Electrons are rel...  
JPH074672A
PURPOSE: To make an electronic oven light weight and eliminate danger by high voltage in the electronic oven by adopting a klystron for the microwave oven. CONSTITUTION: A microwave oven 300 includes a klystron 400 for outputting microwa...  
JPH06333505A
PURPOSE: To provide an anode structural body for electromagnetic tube, in which the number of anode vanes can be increased by considerably enhancing the impedance. CONSTITUTION: This anode structural body has a radially arranged first va...  
JPH06510629A  
JPH06310044A
PURPOSE: To provide an output resonance cavity circuit for an electron beam tube device for extracting high-frequency energy, in which connection between cavities can be adjusted by a dome complete member. CONSTITUTION: In an IOT device,...  
JPH0677438B2  
JPH06267442A
PURPOSE: To obtain an electron gun for emitting a hollow electron beam, in which the discharge is prevented and whose operation is stable. CONSTITUTION: The degree of vacuum in a support space around a support mechanism 3 supporting a ca...  
JPH06267444A
PURPOSE: To obtain a gyrotron device in which temperature gradient and thermal stress of dielectric substance are reduced by generated electromagnetic wave and life of the output window is lengthened. CONSTITUTION: In a gyrotron device, ...  
JPH06231698A
PURPOSE: To provide a traveling-wave tube amplifier allowing to improve the overall efficiency t of a traveling-wave tube compared to that of conventional one. CONSTITUTION: A traveling-wave tube amplifier is provided with a traveling- w...  
JPH06223730A
PURPOSE: To provide an anode body structure for magnetron which can reduce the standard wave band scope width, and can reduce the radiation amount of a side band. CONSTITUTION: Grooves 3a and 3b are formed to anode vanes 2 of an even num...  
JPH0656738B2  
JPH06196099A
PURPOSE: To efficiently exhaust the generated gas by partitioning vacuum spaces except a passage for electron beam and high frequency wave from a resonance cavity part to a collector part by bulkheads, respectively, and exhausting air fr...  
JPH06196362A
PURPOSE: To obtain high reliability at actually use when an inverter type power supply for magnetron drive is used by a method wherein a round rod part is made of copper, brass, or the other copper alloys being a good conductor and a Fas...  
JPH06196100A
PURPOSE: To provide a collector body structure for a gyrotron having a high allowable heat load and capable of preventing the local melting of a collector. CONSTITUTION: A collector body structure for a gyrotron has a target plate 24 con...  
JPH06176701A
PURPOSE: To provide a shield of high level for preventing the emission of the electromagnetic radiation by surrounding an output prove by a shield structure, and locating the same in a magnetic field of a Faraday cage having a vacuum ves...  
JPH06162941A
PURPOSE: To obtain the helix structure of anisotropically loaded traveling-wave tube which is less expensive and easily manufactured, with durability against shock and working effectively. CONSTITUTION: Arranging a helix circuit 12 insid...  
JPH06162942A
PURPOSE: To provide a gyrotron power supply device having the capability of restraining the fluctuation of beam voltage and ensuring the stable operation of a gyrotron tube. CONSTITUTION: A resistor 90 connected between the cathode 5 and...  
JPH06150839A
PURPOSE: To provide a wide band klystron output circuit with less loss. CONSTITUTION: A circuit outputs RF electromagnetic wave energy by the interaction with modulated electron beams, and contains a plurality of straight arranged caviti...  
JPH06139944A
PURPOSE: To be capable of designing so as to select either one of effective heat removal and high magnetic flux density by interposing a non-magnetic spacer between a plurality of magnetic pole pieces in the axial direction of a beam tun...  
JPH06131985A
PURPOSE: To conduct an electromagnetic wave into a collector with less power loss by converting the direction of electron beams into the large collector through a gap within a wave guide. CONSTITUTION: The region 30 of a wave guide 20' b...  
JPH06104507A
PURPOSE: To provide an atomic frequency standard device for relaxing or overcoming at least a part of the defects of an atomic frequency standard device. CONSTITUTION: A heating means 58 for surrounding an enclosure 43 for forming a micr...  
JPH0628138B2  
JPH0684474A
PURPOSE: To provide an electron beam device to improve function efficiency at a technically marginal cost and to enhance reliability and safety. CONSTITUTION: A collector 4 includes several collector stages 6 arranged back and forth in a...  

Matches 551 - 600 out of 1,989