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21. 发明专利

JP2006315117A Cordless power tool 审中-公开
标题翻译：无绳电动工具
公开(公告)号：JP2006315117A
公开(公告)日：2006-11-24
申请号：JP2005139141
申请日：2005-05-11
申请人： Nidec Shibaura Corp , 日本電産シバウラ株式会社
发明人： ISHIKAWA MASAYUKI
IPC分类号： B25F5/00
摘要： PROBLEM TO BE SOLVED: To provide a cordless power tool, preventing aging deterioration due to arcing even if a high-voltage rechargeable battery such as a lithium ion battery is used, and having long life and simple structure.
SOLUTION: This cordless power tool includes: a brushless DC motor 18 for rotating a screw driver; an inverter circuit 52; and a control circuit 54, and further includes: the rechargeable battery 32 for supplying high-voltage power ranging from 30V to 42V to the inverter circuit 52 and the control circuit 54; and a main switch 34 for turning on and off the supply of power from the rechargeable battery 32 to the control circuit 54.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：即使使用诸如锂离子电池的高压可再充电电池，提供无绳电动工具，防止由于电弧而导致的老化劣化，并且具有长的使用寿命和简单的结构。解决方案：该无绳电动工具包括：用于旋转螺丝刀的无刷直流电动机18; 逆变器电路52; 以及控制电路54，还包括：用于向逆变器电路52和控制电路54提供30V至42V的高压电力的可再充电电池32; 以及用于接通和断开从可再充电电池32向控制电路54供电的主开关34。版权所有（C）2007，JPO＆INPIT

22. 发明专利

JP2006238555A Synchronous motor 审中-公开
标题翻译：同步电机
公开(公告)号：JP2006238555A
公开(公告)日：2006-09-07
申请号：JP2005047026
申请日：2005-02-23
申请人： Nidec Shibaura Corp , 日本電産シバウラ株式会社
发明人： NAKAGAWA KOICHI , SATO JUNICHI
IPC分类号： H02K11/00 , H02K21/18
摘要： PROBLEM TO BE SOLVED: To provide a protection mechanism for an element mounted on an electric motor capable of preventing a temperature rise of a printed circuit board and the element by interrupting radiation heat generated during driving the motor and capable of attaining easier mounting than in conventional methods. SOLUTION: This protection mechanism permits placement of an integrally formed protective cover having a clamping part for fixing the edge to the printed circuit board so as to cover the heat irradiation side of the printed circuit board mounted on the motor. Thermal insulation is improved by forming a recessed section in the protective cover to form an air layer or by providing a material having high thermal insulation in the recessed section, in protecting the motor from high temperature or local heat. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种安装在电动机上的元件的保护机构，其能够通过中断在驱动电动机期间产生的辐射热来防止印刷电路板和元件的温度上升并且能够更容易地安装比常规方法。解决方案：该保护机构允许将具有用于将边缘固定到印刷电路板的夹紧部件的整体形成的保护盖放置以覆盖安装在电动机上的印刷电路板的热照射侧。通过在保护盖中形成凹部以形成空气层或通过在凹部中提供具有高绝热性的材料，保护电动机免受高温或局部热量而改善绝热。版权所有（C）2006，JPO＆NCIPI

23. 发明专利

JP2006220090A Pump and dishwasher using the same 审中-公开
标题翻译：泵和洗衣机使用它
公开(公告)号：JP2006220090A
公开(公告)日：2006-08-24
申请号：JP2005035277
申请日：2005-02-10
申请人： Nidec Shibaura Corp , 日本電産シバウラ株式会社
发明人： KISHIMOTO KOICHI
IPC分类号： F04D29/46 , A47L15/42 , F04D29/44 , F04D29/48 , F04D29/50
摘要： PROBLEM TO BE SOLVED: To provide a pump capable of securely discharging water without leaving water inside a casing.
SOLUTION: An opening part 22 is formed in the bottom plate 14 of a pump chamber 18 inside the casing of the pump 10 and a water supply port 20 is formed in the side part of the pump chamber 18. An impeller 52 is disposed in the pump chamber 18, a motor 28 rotating the impeller 52 is disposed above the impeller 52. Also, a drain passage 50 is disposed under the casing 12 so as to communicate with the opening part 22, a first discharge port 56 and a second discharge port 58 are disposed in a drain passage 50, and a selector valve 60 flowing a fluid to the first discharge port or the second discharge port 58 is disposed in the drain passage 50.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种能够在不将水排出到壳体内的情况下可靠地排放水的泵。解决方案：在泵10的壳体内的泵室18的底板14中形成有开口部22，在泵室18的侧部形成有供水口20.叶轮52是设置在泵室18中的是，在叶轮52的上方配置有使叶轮52旋转的马达28.另外，在壳体12的下方设置排水通路50，与开口部22连通，第一排出口56，第二排出口58布置在排放通道50中，并且流体流向第一排出口或第二排出口58的选择阀60设置在排水通道50中。（C）2006年，JPO＆NCIPI

24. 发明专利

JP2006188991A Blower 审中-公开
标题翻译：鼓风机
公开(公告)号：JP2006188991A
公开(公告)日：2006-07-20
申请号：JP2005001839
申请日：2005-01-06
申请人： Nidec Shibaura Corp , 日本電産シバウラ株式会社
发明人： AOI HIDEKI
IPC分类号： F04D29/28 , F04D17/08 , F04D29/58 , F24H9/02
摘要： PROBLEM TO BE SOLVED: To provide a blower using a multiblade fan, capable of improving productivity, and capable of reducing cost, by improving durability by preventing failure by preventing intrusion of dust into the motor inside. SOLUTION: In this blower having an outer rotor type brushless DC motor, the motor M is formed by arranging a ring-shaped stator 10 inside a cover 15; a shaft 24 is rotatably arranged on the inner peripheral side of the stator 10 via a bearing 13; a substantially cup-shaped rotor 20 is installed on the shaft 24; a magnet 22 is installed on the inner peripheral surface side of the cup-shaped rotor 20; and the multiblade fan 30 is installed in a yoke 21 of the cup-shaped rotor 20 oppositely to the outer peripheral side of the stator 10. The cover 15 covers a part except for the yoke 21 of the cup-shaped rotor 20, and a plurality of air suction holes 32 are arranged on the circumference on the inner peripheral side of blades 31 on a base board 34 arranged with a large number of blades 31 of the multiblade fan 30. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了通过防止灰尘进入电机内部来防止故障，通过提高耐久性来提供能够提高生产率并且能够降低成本的多叶片风扇的鼓风机。解决方案：在具有外转子型无刷直流电动机的鼓风机中，电动机M通过将环形定子10布置在盖15内而形成; 轴24通过轴承13可旋转地布置在定子10的内周侧上; 大致杯形转子20安装在轴24上; 在杯状转子20的内周面侧安装有磁铁22; 并且多叶片风扇30安装在杯形转子20的与定子10的外周侧相反的轭21中。盖15覆盖杯形转子20的轭21以外的部分，在多叶片风扇30的多个叶片31的基板34上的叶片31的内周侧的圆周上配置有多个吸气孔32.（C）2006，JPO＆NCIPI

25. 发明专利

JP2006187044A SYNCHRONOUS MOTOR 审中-公开
公开(公告)号：JP2006187044A
公开(公告)日：2006-07-13
申请号：JP2004374421
申请日：2004-12-24
申请人： NIDEC SHIBAURA CORP
发明人： SATO JUNICHI
IPC分类号： H02K11/00 , H02K21/18
摘要： PROBLEM TO BE SOLVED: To provide a synchronous motor in which the temperature of a stator can be detected surely when a heating protection means is fixed to the stator. SOLUTION: In the synchronous motor 10 where a rotor 18 is arranged rotatably between two slot U-shaped stators 12, a thermal protector 38 is arranged in the space between two slot U-shaped stators 12 through a holder 36 to touch both stator windings 16 and 16 wound around a pair of stator poles 20 and 22, respectively. COPYRIGHT: (C)2006,JPO&NCIPI

26. 发明专利

JP2006149063A Printed wiring board 审中-公开
标题翻译：印刷线路板
公开(公告)号：JP2006149063A
公开(公告)日：2006-06-08
申请号：JP2004334807
申请日：2004-11-18
申请人： Nidec Shibaura Corp , 日本電産シバウラ株式会社
发明人： NAKAGAWA KOICHI
IPC分类号： H02K11/00 , H02K9/02 , H05K1/02 , H05K7/20
摘要： PROBLEM TO BE SOLVED: To provide a printed wiring board that can raise radiation efficiency and allows the large mounting space of an electronic component. SOLUTION: In the printed wiring board 26 installed to a single-phase AC synchronous motor, wiring 42 is arranged as composed of a copper foil pattern continuous to a pad that connects connecting terminals of a triac 28, one end of a radiation bus bar 44 formed by bending a steel plate into an inverted U-shape is soldered to the wiring 42, the other end of the radiation bus bar 44 is fixed by soldering to fixing wiring 46 independent from the wiring 42, and the radiation bus bar 44 is protrusively arranged on the upper face of the printed wiring board. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供能够提高辐射效率并允许电子部件的大的安装空间的印刷线路板。解决方案：在安装到单相交流同步电动机的印刷电路板26中，布线42被布置成连接到连接到三端双向可控硅开关元件28的连接端子的铜箔图案，辐射的一端通过将钢板弯曲为倒U形形成的母线44焊接到布线42，辐射母线44的另一端通过焊接固定，固定布线46与布线42无关，辐射母线 44突出地布置在印刷线路板的上表面上。版权所有（C）2006，JPO＆NCIPI

27. 发明专利

JP2006120466A Trigger switch 有权
标题翻译：触发开关
公开(公告)号：JP2006120466A
公开(公告)日：2006-05-11
申请号：JP2004307341
申请日：2004-10-21
申请人： Nidec Shibaura Corp , 日本電産シバウラ株式会社
发明人： SAWADA TOMOYOSHI
IPC分类号： H01H13/00 , B25F5/00 , G01B7/00
摘要： PROBLEM TO BE SOLVED: To propose a non-contact type trigger switch capable of changing speed control continuously or step by step.
SOLUTION: In the trigger switch 10 with a trigger part 14 arranged in free sliding movement from a switch main body 12, a piece of moving member 16 is protruded from the trigger part 14, a magnet 20 is arranged at its tip part, and a hall device 22 is arranged at a position opposite to the magnet 20, the hall device 22 outputting switching signals of voltage levels corresponding to its separated distances from the magnet 20.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提出一种能够连续或逐步改变速度控制的非接触式触发开关。解决方案：在具有从开关主体12自由滑动地设置的触发器部分14的触发开关10中，一块移动构件16从触发器部分14突出，磁体20设置在其尖端部分，并且在与磁体20相对的位置设置有霍尔装置22，霍尔装置22输出与其与磁体20的分离距离对应的电压电平的切换信号。（C）2006，JPO＆NCIPI

28. 发明专利

JP2006077866A Geared motor 审中-公开
标题翻译：齿轮电机
公开(公告)号：JP2006077866A
公开(公告)日：2006-03-23
申请号：JP2004261694
申请日：2004-09-08
申请人： Nidec Shibaura Corp , 日本電産シバウラ株式会社
发明人： AOI HIDEKI
IPC分类号： F16H55/17 , F16H1/14
摘要： PROBLEM TO BE SOLVED: To provide an automatic door geared motor having improved productivity while preventing a fitting failure due to produced grinding debris when pressure-fitting a gear to a spindle.
SOLUTION: The geared motor comprises a motor part 9, a motor shaft 10 having a toothed portion formed on an output shaft portion, the gear 2 for meshing with the shaft 10, and the spindle 1 inserted into the gear 2. An opening portion of a shaft hole provided in the gear 2, into which the spindle 1 is inserted, is chamfered to form a ring-like recessed portion at the peripheral edge of the opening portion.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种自动门齿轮传动马达，其具有提高的生产率，同时防止当将齿轮压配合到主轴时由于产生的磨碎碎屑造成的装配故障。解决方案：齿轮传动马达包括马达部件9，具有形成在输出轴部分上的齿形部分的马达轴10，用于与轴10啮合的齿轮2和插入到齿轮2中的主轴1。设置在主轴1插入其中的齿轮2中的轴孔的开口部分被倒角以在开口部分的周边边缘处形成环状凹部。版权所有（C）2006，JPO＆NCIPI

29. 发明专利

JP2005354810A Driving device for brushless dc motor 审中-公开
标题翻译：无刷直流电机的驱动装置
公开(公告)号：JP2005354810A
公开(公告)日：2005-12-22
申请号：JP2004173173
申请日：2004-06-10
申请人： Nidec Shibaura Corp , 日本電産シバウラ株式会社
发明人： IMANISHI HIROAKI , HATAYAMA NORIYUKI
IPC分类号： H02P6/06
摘要： PROBLEM TO BE SOLVED: To provide a driving device for a brushless DC motor capable of properly performing an energization method corresponding to the rotation frequency. SOLUTION: The driving device for a brushless DC motor comprises an induced voltage detection circuit 26 for detecting the induced voltage of each stator winding 30; an energization time change circuit 28 for calculating time from the intersection of a detected two phase induced voltage to the subsequent intersection to decide the shorter energization time in relation to the longer calculated time; and a control circuit 18 for performing a 120° conduction type, a 150° conduction type, and a 180° conduction type based on the decided energization time to control an invertor circuit 14. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：解决的问题：提供一种能够适当地执行与旋转频率对应的通电方式的无刷直流电动机的驱动装置。解决方案：用于无刷直流电动机的驱动装置包括用于检测每个定子绕组30的感应电压的感应电压检测电路26; 用于计算从检测到的两相感应电压到后续交点的交点的时间的通电时间变化电路28，以相对于较长的计算时间决定较短的通电时间; 以及控制电路18，用于基于所确定的通电时间来执行120°导通型，150°导通型和180°导通型，以控制逆变器电路14.（C）2006年，JPO和NCIPI

30. 发明专利

JP2005351464A Geared motor 审中-公开
标题翻译：齿轮电机
公开(公告)号：JP2005351464A
公开(公告)日：2005-12-22
申请号：JP2004176092
申请日：2004-06-14
申请人： Nidec Shibaura Corp , 日本電産シバウラ株式会社
发明人： AOI HIDEKI
IPC分类号： F16H57/021 , H02K5/08 , H02K5/16 , H02K7/116 , F16H57/02
摘要： PROBLEM TO BE SOLVED: To provide a geared motor capable of reducing the number of parts and improving assembly workability.
SOLUTION: A stator 18 is integrally molded by mold resin to form a motor frame 16, which is connected with a gear case part 14. Gear bearings 58, 62 supporting gear shafts 44, 52 supporting each gear 46, 48, 54 inside the gear case part 14 rotatably are fixed to the gear case part 14, and gear bearings 60, 64 on the other hand are fixed to the motor frame 16.
COPYRIGHT: (C)2006,JPO&NCIPI

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