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JPH0139673B2 |
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JPH01207995A |
PURPOSE: To enable a construction cost to be reduced and to enable an installation space as well to be reduced, by a method wherein an absorber is made of a material in which a polyurethane resin having both radio and acoustic wave absor...
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JPH0139240B2 |
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JPH01120398U |
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JPH01194398A |
PURPOSE:To obtain a radio wave absorbing body which is extremely light, is superb in retaining configuration, and is superb in heat resistance as well as mechanical strength by constituting a radio wave absorbing body by a radio wave abs...
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JPH01115299U |
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JPH01187896A |
PURPOSE:To lighten an absorber compared with a sheetlike absorber having used gum or paint, and to obtain the absorber with excellent wide-band characteristics and oblique-incidence characteristics, by making a sheetlike substance contai...
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JPH01107197U |
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JPH01107200U |
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JPH01179496A |
PURPOSE:To obtain an electromagnetic absorber excellent in resistance to breakage and deformation by a method wherein the edges and the top of a pyramid- shaped molded piece, which are easy to be deformed and broken, are substituted with...
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JPH01179399A |
PURPOSE:To obtain a sheet-shaped thin radio wave absorber which has good characteristics in both vertical incidence and grazing incidence, by a structure wherein strip-shaped radio wave absorber sheets each of which has the specific thic...
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JPH01155691A |
PURPOSE: To obtain a long fiber reinforced radio wave absorbing material excellent in a radio wave absorbing property by a method wherein a dielectric property of an inner layer is controlled by adding dielectric loss material to the inn...
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JPH01150398A |
PURPOSE: To make it possible to obtain a sufficient magnetic shielding effect without necessitating the execution of specified and completely sealed works by a method wherein room temperature superconductive substances are mixed or burie...
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JPH01143297A |
PURPOSE: To eliminate ghost troubles for TV radio wave almost completely, by providing a plural sets of combinations which connect main elements of VHF and UHF band radio wave antennas each other through a matching resistance in the arra...
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JPH0128517B2 |
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JPH01138799A |
PURPOSE:To enable a soft ferrite plate to decrease in a soft ferrite content, make it thin, and make its absorbing property broader in band by a method wherein soft ferrite and permanent magnet are compounded to enable an electromagnetic...
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JPH0178098U |
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JPH01110798A |
PURPOSE: To obtain a decorative plate of this design which is able to be applied with a less working man-hour, easily manufactured at low cost, and excellent in an electromagnetic wave absorbing property and an interlaminar adhesive stre...
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JPH01106499A |
PURPOSE: To obtain a composite magnetic material to be used as a microwave absorbing material by constituting the composite magnetic material of an alternate array of a plurality of magnetic material films and electric insulating materia...
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JPH01101605A |
PURPOSE: To obtain a radio wave absorber having excellent frequency versus reflection attenuation amount characteristics by a method wherein a sintered low permittivity magnetic material having the permittivity of less than 8 is used. CO...
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JPH0199291A |
PURPOSE: To prevent an anchor from being removed and released from the wall surface by fixing an anchor made of a metal wire to the rear of a main body of a radio wave absorber so as to heighten junction force with sticking mortar. CONST...
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JPH0160600U |
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JPH0195600A |
PURPOSE: To reduce the manhour by forming a metallic thin film on the rear of the main body. CONSTITUTION: A radio wave absorber 10 has a metallic thin film directly formed on the rear of a main body 11 of the radio wave absorber 10, tha...
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JPH0119754B2 |
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JPS6486595A |
PURPOSE: To prevent malfunction due to external electromagnetic waves, or to attenuate and shield leakage electromagnetic wave power, by providing a panel with a surface member, a plate-like member made from a wave absorber, and a conduc...
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JPS6486596A |
PURPOSE: To prevent malfunction due to external electromagnetic waves, or to attenuate and shield leakage electromagnetic wave power 1 by providing a panel with a plate-like member made from a wave absorber and an electromagnetic imperme...
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JPS6482600A |
PURPOSE: To obtain radio wave absorbent wherein heat resistance is large, weathering properties are excellent, and change with time is little, by dispersing and mixing powder of lossy material for radio wave in an inorganic porous base m...
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JPS6481400A |
PURPOSE: To easily manufacture a thin radar shielding member by employing, as an antenna element, a minimum scattering antenna in which a line member is connected as a load for pure reactance and in which this line member is terminated b...
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JPS6447114U |
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JPS6473800A |
PURPOSE: To implement excellent electric wave absorbing function, by replacing one portion of an aggregate component such as quartz sand and the like with a crushed electric wave absorbing agent such as iron, copper, ferrite and the like...
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JPS6457799A |
PURPOSE: To obtain a radio wave absorbing electromagnetic shielding material having an ultrathin type and an excellent electromagnetic shielding effect by surface treating a ferrite with solution containing palladium halide, and then bri...
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JPS6435798U |
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JPS6453599A |
PURPOSE: To make a thinner coating, having durability by applying a viscous material to the surface, thinner than the wavelength of the operating frequency, in such a way that the coating contains suspended metal grains smaller than the ...
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JPS6444097A |
PURPOSE: To improve a radio wave failure of a television, a radio receiver or a radar due to a soundproof wall mounted on the side of a road or a railway line, the outer wall of a building or other construction wall by employing an absor...
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JPS648480B2 |
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JPS6437106A |
PURPOSE: To prevent the generation of false echo by coating an antenna main body with an electric wave absorber matched to a radar frequency to reduce the reflection from the antenna even in case of a radio wave is emitted from a radar. ...
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JPS6430296A |
PURPOSE: To reduce the weight of a radio wave absorber significantly while its radio absorption performance is maintained at a high level by a method wherein rubber compound containing a specific weight ratio of mixture of ferrite powder...
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JPS6431499A |
PURPOSE: To assure a wave absorber with excellent weather-resistance and durability without producing warp and distortion, said absorber including an outermost layer, an inner layer, and an innermost layer, by constructing the absorber f...
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JPS645470B2 |
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JPS644677B2 |
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JPS644678B2 |
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JPS6413197U |
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JPS643357B2 |
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JPS6411010U |
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JPS6411008U |
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JPS641080B2 |
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JPS642497U |
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JPS644407A |
PURPOSE: To precipitate the metal fiber out of the slurry containing ferromagnetic metal fiber by mixing the decomposed product of the zero-valence organic metal complex with specific aspect ratio where the ligand of the ferromagnetic me...
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JPS641299A |
PURPOSE: To absorb an incoming radio wave from outside to prevent a reflected wave from generating to the utmost, and to prevent disused waves from leaking out of the inside of a building, by installing a needed number of movable units i...
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JPS63313898A |
PURPOSE: To improve radio wave absorbing capacity by integrally stratifying and joining a ferrite molded form onto the surface of a body. CONSTITUTION: Ferrite molded forms 2 are held among flanges and webs for adjacent holding materials...
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