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    • 1. 发明专利
    • Magnetron
    • 磁控
    • JP2008108540A
    • 2008-05-08
    • JP2006289753
    • 2006-10-25
    • Matsushita Electric Ind Co Ltd松下電器産業株式会社
    • KUWABARA NAGISAISHII TAKESHIAIGA MASAYUKI
    • H01J23/04
    • H01J25/587H01J23/05
    • PROBLEM TO BE SOLVED: To obtain a magnetron capable of sufficiently exhibiting a getter effect even if input power is decreased to an extent for reducing reduce noise or an electron emitting area of a filament coil is decreased. SOLUTION: A portion 122Aa which contacts with one end 121a of a filament coil 121 of an upper end hat 122A being a component of a cathode structure 12A is made thin and placed in a non-contact state with a center lead 124. Thereby, heat which is generated in the filament coil 121 is transmitted to the upper end hat 122A without being transmitted directly to the center lead 124, thereby, the getter effect can be sufficiently exhibited even if the input power is decreased to the extent for reducing the noise or the electron emitting area of the filament coil 121 is decreased. As a result, the reduction of noise and the reduction of cost can be achieved simultaneously. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了获得能够充分发挥吸气剂效果的磁控管,即使输入功率降低到降低噪声的程度,或者灯丝线圈的电子发射面积减小。 解决方案:与作为阴极结构12A的部件的上端帽122A的灯丝线圈121的一端121a接触的部分122Aa变薄并且与中心引线124处于非接触状态。 由此,在灯丝线圈121中产生的热量不被直接传递到中心引线124而被传递到上端帽122A,从而即使输入功率降低到减少的程度,也可充分发挥吸气效果 灯丝线圈121的噪声或电子发射面积减小。 因此,可以同时实现噪音的降低和成本的降低。 版权所有(C)2008,JPO&INPIT
    • 2. 发明专利
    • Magnetron
    • 磁控
    • JP2006049120A
    • 2006-02-16
    • JP2004229313
    • 2004-08-05
    • Matsushita Electric Ind Co Ltd松下電器産業株式会社
    • ISHII TAKESHIKUWABARA NAGISAAIGA MASAYUKI
    • H01J23/04
    • PROBLEM TO BE SOLVED: To obtain a magnetron capable of reducing noise throughout the whole band of a microwave oscillation signal and also capable of improving load stability.
      SOLUTION: Metallic cylindrical bodies 51 and 52 are installed which cover surroundings of both ends of a negative electrode 3 and of which the outer diameter becomes smaller sequentially toward the center of the negative electrode 3, and positive electrode vanes 53 have shapes in each of which the top end facing the negative electrode 3 is gradually extended to the negative electrode 3 side from the center toward top and bottom ends in the axial direction, so that an electric field distribution between the negative electrode and the positive electrode may be distribution that does not cause deterioration in oscillation stability.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:获得能够在微波振荡信号的整个频带上降低噪声的磁控管,并且还能够提高负载稳定性。

      解决方案:安装金属圆柱体51和52,其覆盖负极3的两端的周围,并且其外径依次朝向负极3的中心变小,并且正极叶片53具有形状 其中面对负极3的顶端从轴心方向的中心向上下延伸到负极3侧,负极和正极之间的电场分布可以分布 这不会导致振荡稳定性的劣化。 版权所有(C)2006,JPO&NCIPI

    • 3. 发明专利
    • Magnetron
    • 磁控
    • JP2008108581A
    • 2008-05-08
    • JP2006290470
    • 2006-10-25
    • Matsushita Electric Ind Co Ltd松下電器産業株式会社
    • ISHII TAKESHIKUWABARA NAGISAAIGA MASAYUKI
    • H01J23/10
    • H01J25/50H01J9/385H01J23/10
    • PROBLEM TO BE SOLVED: To provide a magnetron capable of increasing exhaust conductance without degrading maximum magnetic field intensity nor causing leakage of higher harmonics.
      SOLUTION: This magnetron is provided with: a cylindrical positive electrode tubular body 10 with both ends opened; a negative electrode structure 12 arranged on the center axis of the positive electrode tubular body 10; a plurality of anode vanes 11 radially arranged around the negative electrode structure 12 through an action space 13, and fixed to an inner wall surface of the positive electrode tubular body 10; and a pair of funnel-like pole pieces 14 and 30 arranged in the openings at both ends of the positive electrode tubular body 10, and each comprising a small-diameter flat part FL1 having a through-hole at the center part, a large-diameter flat part FL2 having a diameter larger than that of the small-diameter flat part FL1, and a conical slant part SL connecting the large-diameter flat part FL2 to the small-diameter flat part FL1. In the input-side pole piece 30 within the pair of pole pieces 14 and 30, three or more, preferably four through-holes 30B each having an area of 16.6 mm
      2 are formed on the slant part SL in addition to a through-hole 30A at the center part.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供能够增加排气传导而不降低最大磁场强度而不会导致高次谐波泄漏的磁控管。 解决方案:该磁控管设置有:两端打开的圆筒形正电极管状体10; 布置在正极管状体10的中心轴线上的负极结构12; 多个阳极叶片11,其通过动作空间13径向配置在负极结构体12的周围,固定在正极管状体10的内壁面上。 以及设置在正极管状体10的两端的开口部的一对漏斗状的极靴14和30,并且每个包括在中心部分具有通孔的小直径平坦部分FL1, 直径平坦部分FL2的直径大于小直径平坦部分FL1的直径平坦部分FL2,以及将大直径平坦部分FL2连接到小直径平坦部分FL1的锥形倾斜部分SL。 在一对极片14和30中的输入侧极片30中,在斜面部分SL上形成三个或更多个,优选四个具有16.6mm 2的面积的通孔30B 除了在中心部分的通孔30A之外。 版权所有(C)2008,JPO&INPIT
    • 4. 发明专利
    • Printed circuit board and electronic circuit substrate and manufacturing method thereof
    • 印刷电路板和电子电路基板及其制造方法
    • JP2006303392A
    • 2006-11-02
    • JP2005127019
    • 2005-04-25
    • Matsushita Electric Ind Co Ltd松下電器産業株式会社
    • HIRATA MASAHIKOWATANABE JINKOKOMADA MASATONISHIYAMA YOSHIOKOJIMA SHIGERUNAKAYAMA HIROAKIONO JUJIROISHII TAKESHI
    • H05K3/34H05K1/02H05K7/20
    • PROBLEM TO BE SOLVED: To provide a printed circuit board and an electronic circuit substrate and manufacturing methods thereof capable of securing even a radiation effect while suppressing a defect in the bonding of an electronic part provided with a radiation plate. SOLUTION: The printed circuit board is formed with a radiation plate connector land 8 for connecting the radiation plate 16 provided at the electronic part 5, and an electrode connector land 7 for connecting an electrode 6 of the electronic part 5, and is further formed with a land 9 between the radiation connector land 8 and the electrode connector land 7. This configuration allows a widely sagged bonding material 15 to be bonded to the land 9 when the electronic part is bonded with a bonding material 13 by cutting the supply of the bonding material to the land 9, thereby enabling the printed circuit board to prevent the widely sagged bonding material 15 from reaching the electrode connector land 7 and also to prevent the coated amount of the bonding material from being reduced to decrease the widely sagged bonding material to also secure the radiation effect. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种印刷电路板和电子电路基板及其制造方法,其能够确保均匀的辐射效果,同时抑制具有辐射板的电子部件的接合的缺陷。 解决方案:印刷电路板形成有用于连接设置在电子部件5处的辐射板16的辐射板连接器平台8和用于连接电子部件5的电极6的电极连接器台面7,并且是 进一步形成有辐射连接器平台8和电极连接器接地部7之间的平台9.这种构造允许当电子部件通过切断电源而将电极部分与接合材料13接合时,将大量下垂的接合材料15接合到台面9 从而使得印刷电路板能够防止大量下垂的接合材料15到达电极连接器台面7,并且还可以防止粘合材料的涂覆量减少,从而减少广泛下垂的粘结 材料也能确保辐射效果。 版权所有(C)2007,JPO&INPIT
    • 5. 发明专利
    • Magnetron
    • 磁控
    • JP2005197166A
    • 2005-07-21
    • JP2004004201
    • 2004-01-09
    • Matsushita Electric Ind Co Ltd松下電器産業株式会社
    • KUWABARA NAGISAAIGA MASAYUKIISHII TAKESHI
    • H01J23/20H01J25/587
    • H01J25/587H01J23/20
    • PROBLEM TO BE SOLVED: To provide a magnetron capable of suppressing a capacitance component Cr of a cavity resonator to a low level and achieving improvements in both of operational stability and efficiency.
      SOLUTION: An anode structure 51 of the magnetron comprises a plurality of plate-shaped vanes 54 provided radially at an inner periphery of a nearly cylindrical-shaped anode tube body 53. Tip portions of the vanes 54 located near an axis of the anode tube body 53 are each formed into a stepped shape Df by reducing the plate thickness in a region from the tip to a point away from the tip by a predetermined length L. This suppresses an increase in area in which adjacent vanes 54 are opposed to each other and secures a distance between the respective tip portions of adjacent vanes 54.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供能够将空腔谐振器的电容分量Cr抑制到低水平并且实现操作稳定性和效率两者的改进的磁控管。 解决方案:磁控管的阳极结构51包括多个在近似圆柱形的阳极管体53的内周径向设置的板状叶片54.位于叶片54的轴线附近的叶片54的尖端部分 阳极管体53通过将尖端的区域中的板厚度减小到远离尖端的预定长度L的区域而分别形成阶梯形状Df。这抑制了相邻叶片54相对的面积的增加 彼此之间并确保相邻叶片54的各个尖端部分之间的距离。版权所有(C)2005,JPO&NCIPI
    • 6. 发明专利
    • Magnetron
    • MAGNETRON
    • JP2003059414A
    • 2003-02-28
    • JP2001251231
    • 2001-08-22
    • Matsushita Electric Ind Co Ltd松下電器産業株式会社
    • ISHII TAKESHIHANDA TAKANORIAIGA MASAYUKIKUWABARA NAGISA
    • H01J23/10H01J23/20
    • PROBLEM TO BE SOLVED: To provide a magnetron causing no low temperature demagnetization, and having no problem in practical use with high efficiency.
      SOLUTION: This magnetron is provided with an anode part formed of an anode cylinder 6 and a vane 7, cathode part composed of a coil-like filament 1, vertically arranged magnetic poles 9 and 10, annular permanent magnets 13 and 14, an input part, and an output part, and is constituted so that an Sr ferrite magnet including La-Co is used for the annular permanent magnets 13 and 14, A magnetic flux density is 0.250 ±0.010 tesla on a center lead 4 in a central part between a pair of magnetic poles, vanes are arranged by 10 pieces, a pipe axis directional dimension H is set to 9.0 mm or more, an inscribed circle diameter ϕa of a vane tip part is set to 7.5 to 8.5 mm, an outer diameter ϕc of the coil-like filament is set to 3.4 to 3.6 mm, and the ratio of a mutual interval G of a cathode side tip part of the vane to the thickness T is set to G/(G+T)=0.20 to 0.25.
      COPYRIGHT: (C)2003,JPO
    • 要解决的问题:提供不产生低温退磁的磁控管,并且在实际应用中没有高效率的问题。 解决方案:该磁控管设置有由阳极筒6和叶片7形成的阳极部分,由线圈状灯丝1构成的阴极部分,垂直设置的磁极9和10,环形永磁体13和14,输入部分 和输出部分,并且被构造成使得包括La-Co的Sr铁氧体磁体用于环形永久磁铁13和14,A的磁通密度为0.250±0.010特斯拉,中心引线4为 一对磁极,叶片10个排列,管轴方向尺寸H设定为9.0mm以上,叶片末端部的内切圆直径φa设定为7.5〜8.5mm,外径φc为 线圈状灯丝设定为3.4〜3.6mm,叶片的阴极侧端部的相互间隔G与厚度T的比率设定为G /(G + T)= 0.20〜0.25。
    • 7. 发明专利
    • Magnetron device
    • MAGNETRON设备
    • JP2003045350A
    • 2003-02-14
    • JP2001229208
    • 2001-07-30
    • Matsushita Electric Ind Co Ltd松下電器産業株式会社
    • ISHII TAKESHI
    • H01J23/20
    • PROBLEM TO BE SOLVED: To reduce the energy loss of a magnetron device by making the ratio of an output power to an input power big, namely, by heightening the oscillation efficiency of the magnetron device.
      SOLUTION: Even number of plate-shaped vanes 10 are fixed to the inner peripheral surface of a cylindrical anode body 6 so as to radially protrude toward the center axis, and a square-shaped protrusion 11 is formed at the central part of the top end surface of the plate-shaped vanes 10 which is nearest to the center axis of the cylindrical anode body 6.
      COPYRIGHT: (C)2003,JPO
    • 要解决的问题:通过使输出功率与输入功率的比例大,即通过提高磁控管装置的振荡效率来减小磁控管装置的能量损失。 解决方案:偶数个板状叶片10固定在圆筒形阳极体6的内周面上,以朝向中心轴线径向突出,并且在顶端的中心部分形成方形突起11 最接近圆柱形阳极体6的中心轴的板状叶片10的表面。
    • 8. 发明专利
    • Magnetron
    • 磁控
    • JP2008034277A
    • 2008-02-14
    • JP2006207532
    • 2006-07-31
    • Matsushita Electric Ind Co Ltd松下電器産業株式会社
    • KUWABARA NAGISAISHII TAKESHIAIGA MASAYUKI
    • H01J23/20H01J23/04
    • PROBLEM TO BE SOLVED: To provide a magnetron capable of reducing line noise in a low frequency band below 30 MHz without degrading load stability due to phase, and of ensuring assembly dimension accuracy without increasing the number of components.
      SOLUTION: A coil-like filament 3 is arranged between an input-side end hat 61 and an output-side end hat 7 supported by a negative electrode support rod 8, a large-diameter boss part 61a of the end hat 61 extends to the inside of an operation space, and a small-diameter boss part 61b is fixed to one end 3a of the filament 3, and an end 3b at the other end is fixed to a boss part 7a of the end hat 7. In this case, a free length part F of the filament 3 in a tube axis direction forming an electron emission part without being fixed to the end hats 61 and 7 is displaced to the output side relative to facing plate-like vanes 2, and the wire diameter (d) and the pitch P of the coil-like filament 3 in a negative electrode are set to 0.43-0.47 mmϕ and not larger than 0.9 mm, respectively.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种能够在低于30MHz的低频带中降低线路噪声的磁控管,而不会降低由于相位导致的负载稳定性,并且在不增加部件数量的情况下确保组装尺寸精度。 解决方案:线圈状灯丝3设置在由负极支撑杆8支撑的输入侧端帽61和输出侧端帽7之间,端帽61的大直径凸台部61a 延伸到操作空间的内部,并且小直径凸台部61b固定到灯丝3的一端3a,另一端的端部3b固定到端帽7的凸台部7a。 在这种情况下,长丝3在管轴方向上形成电子发射部分而不固定到端帽61和7的自由长度部分F相对于相对的板状叶片2移位到输出侧,并且线 直径(d)和负极中的线圈状灯丝3的节距P分别设定为0.43-0.47mmφ且不大于0.9mm。 版权所有(C)2008,JPO&INPIT
    • 9. 发明专利
    • Magnetron
    • 磁控
    • JP2008027832A
    • 2008-02-07
    • JP2006201584
    • 2006-07-25
    • Matsushita Electric Ind Co Ltd松下電器産業株式会社
    • ISHII TAKESHIKUWABARA NAGISAAIGA MASAYUKI
    • H01J23/20
    • PROBLEM TO BE SOLVED: To provide a magnetron in which noises can be reduced in a low frequency band of 30 MHz or less without deteriorating load stability due to phases, and in which precision of assembling dimension can be secured without increasing the number of parts.
      SOLUTION: This is equipped with a cylindrical anode cylindrical body 1 in which a plurality of sheets of plate-like vane 2 are arranged and installed radially toward the center axis, a cathode 23 arranged and installed on the center axis of the anode cylindrical body 1 by an anode supporting rod 8, and a pair of end hats 7, 61 installed at a position on the anode supporting rod 8 pinching the cathode 23 in the axis direction, an electron emitting part of the cathode 23 is displaced and arranged in the tube axis direction, and strength of a magnetic field in the tube axis direction in the vicinity of the plate-like vane 2 opposite to the electron emitting part is formed nearly uniformly.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了提供在30MHz或更低的低频带内可以降低噪声的磁控管,而不会由于相位而不会降低负载稳定性,并且可以在不增加数量的情况下确保组装尺寸的精度 的零件。

      解决方案:它配备有圆柱形阳极筒体1,其中多个板状叶片2布置成径向朝向中心轴线安装,阴极23布置和安装在阳极的中心轴线上 圆柱体1由阳极支撑杆8和安装在阳极支撑棒8上的位于轴向方向上夹持阴极23的位置的一对端帽7,61,阴极23的电子发射部分移位和布置 在管轴方向上,几乎均匀地形成与板状叶片2相邻的电子发射部附近的管轴方向的磁场强度。 版权所有(C)2008,JPO&INPIT

    • 10. 发明专利
    • Magnetron
    • 磁控
    • JP2007258133A
    • 2007-10-04
    • JP2006084599
    • 2006-03-27
    • Matsushita Electric Ind Co Ltd松下電器産業株式会社
    • KUWABARA NAGISAISHII TAKESHIAIGA MASAYUKI
    • H01J23/04H01J23/20
    • PROBLEM TO BE SOLVED: To provide a magnetron capable of reducing noise in a low frequency band of 30MHz or less without degrading load stability by phase, and that, capable of assuring accuracy of assembling sizes without increasing the number of components.
      SOLUTION: A coiled filament 3 is arranged between an end hat 61 of an input side supported by an anode support pole 8 and an end hat 7 of an output side, a boss part 61a with a large diameter of the end hat 61 is extended to an inside of an operation space, a boss part 61b with a small diameter and an end part 3a of the filament 3 are bonded, and the other end part 3b is bonded to a boss part 7a of the end hat 7. At this point, a size of a tube-axis-direction free length part F composing an electron discharge part which is not fixed to the end hats 61 and 7 of the filament 3 is set from 50% or more to 80% or less of a tube axis direction size H of a plate vane 2, and also, displaced and arranged on an output side.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种能够在30MHz或更低的低频带内降低噪声的磁控管,而不会使相位的负载稳定性降低,并且能够确保组装尺寸的精度而不增加部件的数量。 解决方案:线圈灯丝3布置在由阳极支撑杆8支撑的输入侧的端帽61和输出侧的端帽7之间,具有端帽61的大直径的凸台部61a 延伸到操作空间的内部,具有小直径的凸台部61b和灯丝3的端部3a接合,另一端部3b接合到端帽7的凸台部7a。 这一点,构成未固定于灯丝3的端帽61和7的电子放电部的管轴方向自由长度部分F的尺寸设定为50%以上至80%以下 板状叶片2的管轴方向尺寸H,并且也在输出侧移位并布置。 版权所有(C)2008,JPO&INPIT