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    • 12. 发明授权
    • DC brushless fan
    • 直流无刷风扇
    • US06394768B1
    • 2002-05-28
    • US09475229
    • 1999-12-30
    • Yoshiaki FukudaTakamasa Yamaguchi
    • Yoshiaki FukudaTakamasa Yamaguchi
    • F04B1700
    • H02K7/14F04D25/064F04D25/0646H02K5/00H02K5/225H02K11/00H02K2203/03H02K2211/03
    • A DC brushless fan is reflow-soldered to a substrate, efficiently and densely mounted on the substrate, and the fan and its coupling section are provided with a high impact resistance, thereby providing a small and reliable piece of equipment having a high productivity. The DC brushless fan includes a housing having a bottom surface, a side surface, and a top surface. The bottom surface is located adjacent and opposite to a substrate of a piece of equipment, and provided on the bottom surface side are a plurality of lands for being mechanically or electrically soldered to the substrate of the equipment. A stator, a bearing device, and a rotor are provided inside the housing. The stator has a stator core and a coil wound around the stator cone, and the rotor has a magnet and is supported by the bearing device. The fan further includes a fan blade rotating with the rotor.
    • 将DC无刷风扇回流焊接到基板上,高效且密集地安装在基板上,并且风扇及其联接部分具有高抗冲击性,从而提供了具有高生产率的小型且可靠的设备。 DC无刷风扇包括具有底表面,侧表面和顶表面的壳体。 底表面位于一件设备的基片的相邻和相对的位置,并且在底表面侧上设置有多个用于机械地或电气地焊接到设备的基底的焊盘。 定子,轴承装置和转子设置在壳体内。 定子具有定子芯和卷绕在定子锥体上的线圈,并且转子具有磁体并被轴承装置支撑。 风扇还包括与转子一起旋转的风扇叶片。
    • 15. 发明授权
    • Packaging for automated supply of a brushless motor
    • 包装用于自动化供应无刷电机
    • US06624540B2
    • 2003-09-23
    • US09939824
    • 2001-08-28
    • Yoshiaki FukudaKoji KuyamaToshio UeharaKazuhito ItakuraChiaki YamamotoShigeru YoshidaHiroyasu FujinakaMikio UmeharaNoriyoshi Sato
    • Yoshiaki FukudaKoji KuyamaToshio UeharaKazuhito ItakuraChiaki YamamotoShigeru YoshidaHiroyasu FujinakaMikio UmeharaNoriyoshi Sato
    • B65D8538
    • H02K5/00H02K5/225H02K7/063H02K2211/03
    • Brushless motors for portable information equipment that can be simultaneously reflow-soldered to a substrate and efficiently and densely mounted thereon in such a way that the coupled portion between the motor and the substrate has a high impact resistance, thereby providing small and reliable portable information equipment having a high productivity. The brushless motor including a housing having a bottom surface, a side surface, and a top surface, the bottom surface being located adjacent and opposite to a substrate of equipment; a plurality of lands (2a, 2e) on the bottom surface that can be mechanically or electrically joined with the substrate of the equipment; a stator (1), a bearing device (3), and a rotor (4) inside said housing, the stator (1) having a stator core (6) and a coil (7) wound around the stator core (6), the rotor (4) having a magnet (13) and being supported by the bearing device (3) so as to rotatably surround the periphery of the stator (1), the rotor (4) further including a circular weight (14).
    • 用于便携式信息设备的无刷电动机,其可以同时回流焊接到基板并且以高效且密集的方式安装在其上,使得电动机和基板之间的耦合部分具有高抗冲击性,从而提供小且可靠的便携式信息设备 生产力高。 所述无刷电动机包括具有底表面,侧表面和顶表面的壳体,所述底表面位于与设备的基板相邻并相对的位置; 在底表面上可以与设备的基板机械或电连接的多个平台(2a,2e); 定子(1),轴承装置(3)和转子(4),定子(1)具有定子铁心(6)和缠绕在定子铁芯(6)上的线圈(7) 所述转子(4)具有磁体(13)并且由所述轴承装置(3)支撑以可旋转地围绕所述定子(1)的周边,所述转子(4)还包括圆形重物(14)。
    • 16. 发明授权
    • Brushless motor and its assembly method
    • 无刷电机及其组装方法
    • US06452298B1
    • 2002-09-17
    • US10060150
    • 2002-02-01
    • Yoshiaki FukudaKoji KuyamaToshio UeharaKazuhito ItakuraChiaki YamamotoShigeru YoshidaHiroyasu FujinakaMikio UmeharaNoriyoshi Sato
    • Yoshiaki FukudaKoji KuyamaToshio UeharaKazuhito ItakuraChiaki YamamotoShigeru YoshidaHiroyasu FujinakaMikio UmeharaNoriyoshi Sato
    • H02K500
    • H02K5/00H02K5/225H02K7/063H02K2211/03
    • Brushless motors for portable information equipment that can be simultaneously reflow-soldered to a substrate and efficiently and densely mounted thereon in such a way that the coupled portion between the motor and the substrate has a high impact resistance, thereby providing small and reliable portable information equipment having a high productivity. The brushless motor including a housing having a bottom surface, a side surface, and a top surface, the bottom surface being located adjacent and opposite to a substrate of equipment; a plurality of lands (2a, 2e) on the bottom surface that can be mechanically or electrically joined with the substrate of the equipment; a stator (1), a bearing device (3), and a rotor (4) inside said housing, the stator (1) having a stator core (6) and a coil (7) wound around the stator core (6), the rotor (4) having a magnet (13) and being supported by the bearing device (3) so as to rotatably surround the periphery of the stator (1), the rotor (4) further including a circular weight (14).
    • 用于便携式信息设备的无刷电动机,其可以同时回流焊接到基板并且以高效且密集的方式安装在其上,使得电动机和衬底之间的耦合部分具有高抗冲击性,从而提供小且可靠的便携式信息设备 生产力高。 所述无刷电动机包括具有底表面,侧表面和顶表面的壳体,所述底表面位于与设备的基板相邻并相对的位置; 在底表面上可以与设备的基板机械或电连接的多个平台(2a,2e); 定子(1),轴承装置(3)和转子(4),定子(1)具有定子铁心(6)和缠绕在定子铁芯(6)上的线圈(7) 所述转子(4)具有磁体(13)并且由所述轴承装置(3)支撑以可旋转地围绕所述定子(1)的周边,所述转子(4)还包括圆形重物(14)。
    • 20. 发明授权
    • Process for making porous sintered body of calcium phosphate
    • 制造磷酸钙多孔烧结体的方法
    • US4371484A
    • 1983-02-01
    • US267970
    • 1981-05-27
    • Takao InukaiYoshiaki FukudaMikiya Ono
    • Takao InukaiYoshiaki FukudaMikiya Ono
    • C04B38/00A61F2/00A61F2/28A61F2/30A61L27/12C04B38/10B29H7/20
    • A61L27/12A61F2/28C04B38/10A61F2002/30968A61F2310/00293A61L2400/18
    • A process for making a porous sintered body of calcium phosphate having continuous and fine pores distributed uniformly throughout the porous body is provided which comprises the steps of: preparing a slurry of amorphous calcium phosphate having a molar ratio of calcium to phosphor ranging within 1.59 to 1.80; adding a foaming agent to said slurry; dipping a porous body of an organic material having continuous and fine void channels into said slurry prior to or after foaming said slurry to allow said slurry to adhere on the internal walls of said void channels; heating said porous body of said organic material at a temperature high enough for decomposing said organic material to varnish into smoke and concurrently for thermally converting said amorphous calcium phosphate into hydroxyapatite to form a network of hydroxyapatite; and sintering said network of hydroxyapatite to form said porous sintered body.
    • 提供了一种制备具有均匀分布在整个多孔体中的具有连续和细孔的磷酸钙多孔烧结体的方法,其包括以下步骤:制备钙与磷的摩尔比在1.59至1.80范围内的无定形磷酸钙浆料 ; 向所述浆料中加入发泡剂; 在发泡所述浆料之前或之后,将具有连续和细小空隙通道的有机材料的多孔体浸渍到所述浆料中,以允许所述浆料粘附在所述空隙通道的内壁上; 在足够高的温度下将所述有机材料的所述多孔体加热以将所述有机材料分解成清漆成烟,并同时用于将所述无定形磷酸钙热转化为羟基磷灰石以形成羟基磷灰石网络; 并烧结所述羟基磷灰石网络以形成所述多孔烧结体。