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    • 1. 发明授权
    • Grain boundary layer dielectric ceramic compositions
    • 晶界层介电陶瓷组合物
    • US4362637A
    • 1982-12-07
    • US249885
    • 1981-04-01
    • Yoshihiro MatsuoGen ItakuraShoichi IkebeTatsuya Wada
    • Yoshihiro MatsuoGen ItakuraShoichi IkebeTatsuya Wada
    • C04B35/46C04B35/465C04B35/47H01B3/12H01G4/12
    • C04B35/47C04B35/465H01B3/12H01G4/1281
    • Grain boundary layer dielectric ceramic compositions comprising semiconductive ceramic grains having a composition of 50.23 to 49.47 mol % of SrO and CaO, 49.72 to 50.23 mol % of TiO.sub.2, 0.05 to 0.3 mol % of Nb.sub.2 O.sub.5, substantially each of said grains being surrounded by grain boundary layer dielectric materials which are formed by grain boundary diffusion of a mixture having a composition of 93.5 to 8.5 mol % of Bi.sub.2 O.sub.3, 4.5 to 45 mol % of Cu.sub.2 O, 0.5 to 4 mol % of MnO.sub.2, 1 to 8.5 mol % of B.sub.2 O.sub.3, 0.5 to 17 mol % of La.sub.2 O.sub.3, and below 17 mol % of TiO.sub.2.These ceramic compositions provide capacitors having a temperature coefficient of capacitance less than .+-.15%, an apparent dielectric constant higher than 35,000, a dielectric loss less than 0.01 and a breakdown voltage higher than 500 V/mm; or capacitors having a temperature coefficient of capacitance less than .+-.10%, an apparent dielectric constant higher than 20,000, a dielectric loss less than 0.01 and a breakdown voltage higher than 700 V/mm; or capacitors having a temperature coefficient of capacitance less than .+-.5%, an apparent dielectric constant higher than 5,000, a dielectric loss less than 0.01 and a breakdown voltage higher than 700 V/mm.
    • 包含组成为SrO和CaO的组成为50.23〜49.47摩尔%的二氧化铈,49.72〜50.23摩尔%的TiO 2,0.05〜0.3摩尔%的Nb 2 O 5的半导体陶瓷颗粒的晶界层介电陶瓷组合物,基本上每个所述晶粒被晶界包围 由Bi2O3为93.5〜8.5mol%,Cu2O为4.5〜45mol%,MnO2为0.5〜4mol%,B2O3为1〜8.5mol%,B2O3为0.5的混合物的晶界扩散形成的层间介电材料 至17mol%的La 2 O 3,以及低于17mol%的TiO 2。 这些陶瓷组合物提供具有小于+/- 15%的电容温度系数,高于35,000的表观介电常数,小于0.01的介电损耗和高于500V / mm的击穿电压的电容器; 或具有小于+/- 10%的电容温度系数的电容器,高于20,000的表观介电常数,小于0.01的介电损耗和高于700V / mm的击穿电压; 或具有小于+/- 5%的电容温度系数的电容器,高于5,000的表观介电常数,小于0.01的介质损耗和高于700V / mm的击穿电压。
    • 2. 发明授权
    • Composite function element and process for producing the same
    • 复合功能元件及其制造方法
    • US4475091A
    • 1984-10-02
    • US265707
    • 1981-05-21
    • Gen ItakuraYoshihiro Matsuo
    • Gen ItakuraYoshihiro Matsuo
    • H01G4/12C04B35/475H01C7/10H01C7/108H01G4/40H03H1/02H03H7/24
    • H01C7/108C04B35/475
    • This invention relates to a composite function element which includes a high resistance thin film layer containing the constitutional elements of a perovskite type oxide and specified impurity elements at the grain boundary of a sintered body, said sintered body comprises an agglomerate of n type semiconductor particles and to a process for producing said composite function element. The composite function element has a composite function such that it acts as a varistor passing high voltages at a high voltage and as a capacitor passing the currents of abnormal frequency zone at a low voltage, so that the functions of two elements, a varistor and a capacitor, can be fulfilled simultaneously with only one element. Therefore, its extensive application in uses such as, for example, prevention of erroneous operation of microcomputer-controlled instruments can be expected.
    • 本发明涉及一种复合功能元件,其包括含有钙钛矿型氧化物的结构元素和在烧结体的晶界处的特定杂质元素的高电阻薄膜层,所述烧结体包括n型半导体颗粒的附聚物和 涉及一种生产所述复合功能元件的方法。 复合功能元件具有复合功能,使其作为在高电压下通过高电压的压敏电阻和作为通过低电压的异常频率区域的电流的电容器,使得两个元件的功能,即压敏电阻和 电容器只能与一个元件同时完成。 因此,可以预期其在诸如例如防止微机控制的仪器的错误操作的用途中的广泛应用。
    • 4. 发明申请
    • Sheet feeding apparatus and image forming apparatus
    • 送纸装置和成像装置
    • US20050001372A1
    • 2005-01-06
    • US10878467
    • 2004-06-29
    • Akira YuzaYoshihiro Matsuo
    • Akira YuzaYoshihiro Matsuo
    • G03G15/00B65H1/04B65H3/52B65H3/68B65H5/22B65H83/00
    • B65H1/266B65H1/04B65H3/5223B65H2405/113
    • A sheet feeding apparatus includes: a sheet containing device for housing sheets; a sheet feeding roller that feed the sheets contained in the sheet containing device; a pushing member for pushing the sheets contained in the sheet containing device against the sheet feeding roller; a separation pad which is provided so as to be capable of abutting against the sheet feeding roller and separates the sheets one by one as the sheets are fed by the sheet feeding roller and the pushing member; and a sheet guide portion arranged between a pushing portion where the sheets are pushed against the sheet feeding roller by the pushing member and an abutting portion where the sheet feeding roller and the separation pad come into abutment against each other. As a result, a sheet feeding apparatus with reduced noise can be realized. In addition, an image forming apparatus with silent operation can be realized by using the sheet feeding apparatus.
    • 一种片材进给装置,包括:用于容纳片材的片材容纳装置; 供给包含在片材容纳装置中的片材的片材进给辊; 推动构件,用于将包含在片材容纳装置中的片材压靠在片材进给辊上; 分离垫,其被设置成能够抵靠所述供纸辊,并且当所述片材由所述片材进给辊和所述推动构件供给时,将所述片材逐一分离; 以及布置在推压部分之间的片材引导部分,其中片材被推动部件推靠在片材进给辊上,并且片材进给辊和分离垫彼此抵接的抵接部分。 结果,可以实现具有降低的噪音的送纸装置。 此外,可以通过使用片材进给装置来实现具有静音操作的图像形成装置。
    • 5. 发明授权
    • Image forming apparatus with ventilation
    • 具有通风功能的成像设备
    • US06021290A
    • 2000-02-01
    • US901283
    • 1997-07-29
    • Tatsuo HamadaRyukichi InoueYoshiyuki YamazakiYoshihiro MatsuoYoshihisa Ibaraki
    • Tatsuo HamadaRyukichi InoueYoshiyuki YamazakiYoshihiro MatsuoYoshihisa Ibaraki
    • B41J29/377G03G21/20G03G15/00
    • G03G21/206
    • An exhaust mechanism for use in an image development apparatus exhausts air from within the apparatus, taking advantage of an air flow generated by the heating of a fixing unit without the need for an air blower. The apparatus includes a transport path for allowing a recording medium, to which a toner image formed on a photoconductive body, is transferred, to pass therethrough, a transfer unit disposed below the photoconductive body for transferring the toner image to the recording medium, the fixing unit having a heater, and a partitioning plate which separates a space formed below the transfer unit from a space that accommodates the photoconductive body, a toner image forming unit, and the fixing unit, and which is provided with an opening for permitting air to flow near the transfer unit. With this arrangement, a ventilation path for exhausting air outwardly from within the apparatus is formed without the need for the air blower, in which a rising air flow is exhausted, passing through the opening in the partitioning plate, near the transfer unit, and through an opening formed in the cabinet of the body of the apparatus.
    • 用于图像显影装置的排气机构利用由定影单元的加热产生的空气流而不需要鼓风机,从装置内排出空气。 该装置包括用于允许传送形成在光电导体上的调色剂图像转印到其上的记录介质的传送路径,设置在光电导体下方的用于将调色剂图像转印到记录介质的转印单元,固定 具有加热器的单元和分隔板,其将形成在转印单元下方的空间与容纳光导体的空间分离,调色剂图像形成单元和定影单元,并且设置有允许空气流动的开口 靠近转运单位。 利用这种布置,形成用于从装置内向外排出空气的通风路径,而不需要排气的上升空气流通过分隔板中的开口,靠近输送单元的鼓风机,并且通过 在装置的主体的柜体中形成的开口。