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JPS62226540A |
PURPOSE: To make an unnecessary microwave attenuable, by installing a silt to be opened on a surface at the electron flow side of a circuit separator, a resonator making this slit an inlet and a microwave absorber having a dielectric con...
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JPS62222542A |
PURPOSE: To make it possible to decide the level of concentricity of an anode vane and a filament cathode of a magnetron, by applying a specific anode voltage to the completed magnetron, detecting the cathode current at the time, and dec...
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JPS62222547A |
PURPOSE: To improve the combinating condition of an inner cavity resonator and an outer cavity resonator, and make it possible to restrict unnecessary mode in a klystron operation, by spreading an absorber of microwaves at a microwave pe...
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JPS62222546A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS62144099U |
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JPS62144100U |
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JPS6242688B2 |
PURPOSE:To press the work in a stable state with large blanking force by bending the connecting members between the work and carrier members in a pregressive feed type layout thereby locating the working surface of the work always at a r...
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JPS6231968Y2 |
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JPS62184741A |
PURPOSE: To obtain a gyrotron of such constitution as to enable the long-time operation thereof, by providing a cooling plate which surrounds an electron gun at a cryostat and on which a cooling medium can be caused to flow, to prevent t...
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JPS62184740A |
PURPOSE: To obtain a gyrotron capable of generating electromagnetic waves of great output and high frequency, by providing a silicon carbide layer to cover at least part of a vacuum container in which an electron beam travels. CONSTITUTI...
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JPS6230279Y2 |
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JPS62176028A |
PURPOSE: To generate a high output single-mode high frequency electromagnetic wave by passing a hollow electron beam emitted from several magnetron type electron guns through a guasi-optical resonator via a waveguide type cavity resonato...
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JPS62176029A |
PURPOSE: To prevent the deterioration of insulating oil heated by the electron gun so as to make it possible to operate a gyrotron device for a long term by providing a cooling means for the insulating oil of the gyrotron device. CONSTIT...
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JPS62118341U |
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JPS62157645A |
PURPOSE: To facilitate adjustment of an oscillation frequency by means of diaphragms, by tightly fixing a screw-fitting member to each diaphragm as well as forming respective parts of two cavity resonators with diaphragms liable to defor...
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JPS6231776B2 |
A magnetron, suitable for industrial purposes, radar pulse emission, esp. for microwave ovens, has a drain electrode near the cathode to capture positive ions of residual gas and to suppress high frequency noise. A spiral drain electrode...
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JPS62103235U |
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JPS62145630A |
PURPOSE: To maintain high frequency action characteristic and lifetime characteristic favorably, by keeping a base plate in a higher temperature than its action average temperature, keeping the temperature of the cathode of an electron g...
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JPS62139232A |
PURPOSE: To improve the accuracy of a slow-wave circuit and enable the microwave of less electric power loss to be obtained stably across wide band width, by heating a pipe-like vacuum receptacle so as to expand thermally, inserting a he...
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JPS62133641A |
PURPOSE: To make it possible to secure a high vacuum operation for a long period of time, by discharging the gas housed in bulk getters themselves, and absorbing the gas from the getters and the gas discharged from electrodes in the tube...
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JPS6226545B2 |
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JPS6222058Y2 |
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JPS62123636A |
PURPOSE: To make the electric connection of a voltage feeder efficiently performable so accurately and automatically, by installing a manifold being installed in an exhaust block and connecting a exhausted electron tube ad a power connec...
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JPS62110236A |
PURPOSE: To generate an electromagnetic wave (millimeter wave) beam of large output, and transmit output waves to plasma so effectively as well as to make the focusable, by installing a reflector for deflecting a bean axis of the electro...
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JPS6266535A |
PURPOSE: To reduce the current for initiating oscillation and facilitate the operation for achieving high oscillation efficiency by using a magnetic field generation coil which consists of a resonance coil for applying a magnetic field t...
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JPS629976B2 |
The microwave plasma source of this invention comprises a vacuum room which forms a discharging space with discharge gas introduced therein, a means for conducting the microwave to the discharging space so that the microwave electric fie...
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JPS627655B2 |
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JPS6224536A |
PURPOSE: To analyze the dynamic characteristic of magnetron precisely by calculating the magnetron oscillation frequency and the output power of instantaneous anode current at random position of uniform heater in microwave oven cavity. C...
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JPS622425B2 |
An interdigital delay line for crossed field tubes has vanes extending from their interaction faces to a back wall. One end of each vane extends to the end of the face. The other end is cut out behind the interaction face leaving the fac...
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JPS625537A |
PURPOSE: To enable an negative electrode or the like to be easily exchanged, by making composition in which a negative electrode, heater, flange for supporting a control electrode, and flange jointed at an air-tight insulating cylinder a...
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JPS625540A |
PURPOSE: To improve efficiency of gyrotron by dividing the power supply into a plurality of sections and then applying voltages through respective particular load to a magnetron type electrun gun of gyrotron apparatus which uses an annul...
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JPS625539A |
PURPOSE: To generate an electromagnetic wave in high frequency with high output power in the single mode by providing a plurality of quasi-optical resonators formed by an annular arcuate mirror which converts a part of energy of electron...
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JPS6161496B2 |
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JPS61281702A |
PURPOSE: To prevent output loss of a microwave from the ridge by leading directly the microwave going to be leaked from the ridge of a mirror originally in place of the provision of an aperture on the mirror being a cause to the disturba...
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JPS61279036A |
PURPOSE: To prevent the breakdown of the ceramic window by providing a circular shield made of metal on the sealing cylinder along the brazing area between the cylinder and the ceramic disc made of alumina of high purity. CONSTITUTION: T...
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JPS61264636A |
PURPOSE: To reduce the size of permanent magnet by coupling an anode cylinder and an auxiliary anode cylinder through an annular metal shield while electromagnetically coupling an inner conductor for leading out the electromagnetic wave ...
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JPS6137176Y2 |
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JPS61237338A |
PURPOSE: To enable to rise an anode voltage rapidly as well as to prevent a drop of the beam voltage, by giving a wave form with an exponental or functional rise to a reference voltage to determine the starting of the anode voltage. CONS...
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JPS61168625U |
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JPS61218046A |
PURPOSE: To generate an electromagnetic wave in a single mode at high frequency, with large output capacity, by dividing a circular cathode part of a magnetron-type electron gun in the peripheral direction. CONSTITUTION: This equipment i...
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JPS61190836A |
PURPOSE: To improve response, by determining the difference between the voltage across a resistor between the return potential for a collector current and the ground potential and that across a body current measuring resistor so as to me...
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JPS61179030A |
A device for guiding an electron beam from an electron gun to a microwave resonator in a microwave source operating according to the gyrotron principle, including a beam duct for guiding the electron beam, wherein the beam duct encloses ...
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JPS6134219B2 |
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JPS6128801B2 |
The turbine for compressible fluids has two flow paths after the last stage but two (5), has two stages in the inner of those paths and one only in the outer. The paths are created by fitting rotationally symmetrical, broadly conical, ba...
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JPS61138430A |
PURPOSE: To securer a stable operation of an electron gun over a long time by providing a vacuum vessel with an exhaust pump communicating with a vacuum pump to keep the vacuum within the electron gun sufficiently high. CONSTITUTION: In ...
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JPS6124778B2 |
The allowable gain of a crossed-field amplifier tube is increased by tapering the slow-wave interaction circuit to a smaller spatial period in the direction of circuit power flow. Concurrent variation of the electron beam drift velocity ...
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JPS6190151U |
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JPS6122409B2 |
PATENT APPLICATION of George K. Farney and F. A. Feulner for METHOD AND APPARATUS FOR REDUCING NOISE IN CROSSED-FIELD AMPLIFIERS Noise in reentrant-stream crossed-field amplifiers is suspected of being generated by electrons re-entering ...
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JPS6121940B2 |
The new alkanes are of formula (I) (where X is H or halogen; R1 is 1-4C alkyl; R2 and R3 are 1-4C alkyl, or NR2R3 forms a heterocycle; n is 2 or 3). (I) and their salts are useful in steroid-free therapy of inflammatory and degenerative ...
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JPS6185755A |
PURPOSE: To stabilize operation while suppressing parasitic mode oscillation by forming an electron beam interactive with a high frequency electromagnetic field of plural layer hollow beams having different cyclotron orbital centers. CON...
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