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1. 发明专利

JP2011125078A Armature for motor 有权
标题翻译：电动机
公开(公告)号：JP2011125078A
公开(公告)日：2011-06-23
申请号：JP2009278346
申请日：2009-12-08
申请人： Makita Corp , 株式会社マキタ
发明人： FURUI NOBUYASU , OKUHIRA KEN , SAKURAI NAOTO , NAITO AKIRA
IPC分类号： H02K13/04
CPC分类号： H02K13/04
摘要： PROBLEM TO BE SOLVED: To prevent an armature coil winding wound on a hook of a commutator piece from being broken with time at the position of the hook. SOLUTION: The armature for motors includes a commutator 20 with hooks 23 arranged radially. After the winding W of an armature coil is wound around each hook 23, the hooks 23 are bent to connect the winding W to each commutator piece 22. The armature is equipped with a overlap member 30 comprising a ring part 31 which is arranged coaxially with the commutator 20, and wound sections 33 which are formed to protrude radially around the ring part 31 to overlap each hook 23, and a winding W is wound on an overlapping section between each wound section 33 of the overlap member 30 and each hook 23. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了防止缠绕在换向片上的电枢线圈绕组在钩的位置随时间而断裂。解决方案：用于电动机的电枢包括具有径向布置的钩23的换向器20。在电枢线圈的绕组W缠绕在每个钩23上之后，钩23被弯曲以将绕组W连接到每个换向片22.电枢配备有重叠部件30，该重叠部件30包括环部31，该环部31与换向器20和缠绕部33，其形成为围绕环部31径向突出以与每个钩23重叠，并且绕组W缠绕在重叠部件30的每个卷绕部33与每个钩23之间的重叠部分上。版权所有（C）2011，JPO＆INPIT

2. 发明专利

JP2006311685A Motor and manufacturing method of motor 有权
标题翻译：电机电机及制造方法
公开(公告)号：JP2006311685A
公开(公告)日：2006-11-09
申请号：JP2005129862
申请日：2005-04-27
申请人： Makita Corp , 株式会社マキタ
发明人： FURUI NOBUYASU
IPC分类号： H02K23/38 , H02K23/32
CPC分类号： H02K15/09 , H02K23/30
摘要： PROBLEM TO BE SOLVED: To provide a motor construction technology for winding a wire that constitutes an armature winding to a rectifier and an armature in a well-balanced manner.
SOLUTION: In the second winding (first unit winding), there are formed coils that are connected in series in the order of an A coil of an A group (first group) and a B coil of a B group (second group) from a segment 41 (first segment) toward a segment 47 (second segment), and the segment 47 and a segment 42 (third segment) are connected, (that is, an equalizer line is formed). In the third winding (second unit winding), there are formed coils that are connected in series in the order of a B3 coil of the B group (second group) and an A3 coil of the A group (first group) from the segment 42 toward a segment 43 (fourth segment), and the segment 42 and a segment 48 (fourth segment) are connected, (that is, an equalizer line is formed).
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种电动机构造技术，用于以良好平衡的方式将构成电枢绕组的电线卷绕到整流器和电枢。解决方案：在第二绕组（第一单元绕组）中，形成有以A组（第一组）的A线圈和B组的B线圈（第二组）的顺序串联连接的线圈）从段41（第一段）朝向段47（第二段），并且段47和段42（第三段）被连接（即，形成均衡器线）。在第三绕组（第二单元绕组）中，形成有以B组（第二组）的B3线圈和A组的A3线圈（第一组）的顺序串联连接的线圈朝向段43（第四段），并且段42和段48（第四段）被连接，（即，形成均衡器线）。版权所有（C）2007，JPO＆INPIT

3. 发明专利

JP2015020257A 電動工具审中-公开
标题翻译：电动工具
公开(公告)号：JP2015020257A
公开(公告)日：2015-02-02
申请号：JP2013151806
申请日：2013-07-22
申请人：株式会社マキタ , Makita Corp
发明人： ABE KENJI , OKUMI MASAYOSHI , NAGASAKA HIDENORI , OMURA MOTOHIRO , FUKUMOTO TADAAKI , SHIBATA KENJI , FURUI NOBUYASU , HIGASHI MASANORI , AOYAMA KIYOSHI
IPC分类号： B25F5/00
CPC分类号： B23D47/12 , B24B23/02 , B24B47/12 , B25F5/008 , B25F5/02
摘要：【課題】大幅な軽量化を図ることができ、使い勝手に優れたものとする。【解決手段】マルノコ1は、平面視矩形状のベース2の上方に、ブラシレスモータ5によって回転駆動する円板状の鋸刃4を備えた本体3を設けてなる。ブラシレスモータ5は、ステータ26の固定子鉄心28の鋼板28a,28a・・の積層数を少なくして、軸方向での寸法を小さくして軽量化を図っている。よって、ブラシレスモータ5の回転軸31は、回転数が40000回転/分以上と高速での回転が可能となっている。【選択図】図3
摘要翻译：要解决的问题：提供一种能够显着节省重量并且具有优异的可用性的电动工具。解决方案：圆锯1具有主体3，其具有由无刷的旋转驱动的盘形锯片4 马达5，并且设置在平面图中具有矩形形状的基座2的上方。无刷电动机5被设计为通过减少定子26的定子铁芯28的钢板28a，28a，...的层叠数来减小电动机在轴向上的尺寸，以便节省电机重量。因此，无刷电动机5的旋转轴31可以以等于或大于40000转/分钟的高转速旋转。

4. 发明专利

JP2013045689A Power supply device 有权
标题翻译：电源设备
公开(公告)号：JP2013045689A
公开(公告)日：2013-03-04
申请号：JP2011183549
申请日：2011-08-25
申请人： Makita Corp , 株式会社マキタ
发明人： FURUI NOBUYASU , SUZUKI HITOSHI , FUKUMOTO TADAAKI , UMEMURA TAKUYA , SAKAKIBARA KAZUMASA
IPC分类号： H01M2/10 , H02J7/00
CPC分类号： Y02E60/12
摘要： PROBLEM TO BE SOLVED: To attachably/detachably mount a battery pack for an electric tool as a secondary battery in a power supply device on which the secondary battery can be mounted and that can supply power of the mounted secondary battery to the outside.SOLUTION: A power supply device 10 is provided with a mounting table 20 to which a battery pack 80 for an electric tool is mounted, and four mounting parts 30 having a mechanical form identical to that of a mounting part of the battery pack 80 provided on the electric tool are arranged in line on right and left sides. The battery pack 80 is detached from and attached to the mounting part 30 by a slide operation. In particular, the mounting part 30 is provided with guide rails 31, 31 having a mechanical form identical to that of the electric tool as guide mechanism for guiding the slide operation. Also, the guide rails 31 of each mounting part 30 are arranged in the identical direction, and four battery packs can be attached to and detached from the guide rails by the slide operation in the identical direction.
摘要翻译：要解决的问题：为了在可以安装二次电池的电源装置中将作为二次电池的电动工具的电池组可拆卸地安装，并且可以将安装的二次电池的电力提供给外部。解决方案：电源装置10设置有安装台20，安装有用于电动工具的电池组80，以及具有与电池组的安装部分相同的机械形式的四个安装部30 在电动工具上提供的80在左右排列排列。电池组80通过滑动操作从安装部30拆卸并附接到安装部30。特别地，安装部30设置有导轨31,31，其具有与用于引导滑动操作的引导机构的电动工具相同的机械形式。此外，每个安装部30的导轨31以相同的方向布置，并且通过沿相同方向的滑动操作可以将四个电池组附接到导轨上并从导轨上拆下。版权所有（C）2013，JPO＆INPIT

5. 发明专利

JP2010000630A Cutter 审中-公开
标题翻译：刀
公开(公告)号：JP2010000630A
公开(公告)日：2010-01-07
申请号：JP2008159628
申请日：2008-06-18
申请人： Makita Corp , 株式会社マキタ
发明人： FURUI NOBUYASU , INAGAKI TADASHI
IPC分类号： B27B9/00
摘要： PROBLEM TO BE SOLVED: To effectively restrain dust from intruding into a slide contact part between a commutator and a brush.
SOLUTION: Intake ports 26, 26, etc. for cooling air for a motor 20 are formed in a rear face of a motor housing 5, and a closing part 27 is provided in an area serving as an upstream of the slide contact part between the commutator 25 and a carbon brush 24 in an inflow direction of the cooling air, in each intake port 26, to prevent the inflow of the cooling air from the area.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：有效地抑制灰尘进入换向器和刷子之间的滑动接触部分。解决方案：用于马达20的冷却空气的进气口26,26等形成在马达壳体5的后表面中，并且闭合部分27设置在用作滑动接触件的上游的区域中在每个进气口26中，在换向器25和碳刷24之间在冷却空气的流入方向上的一部分，以防止冷却空气从该区域流出。版权所有（C）2010，JPO＆INPIT

6. 发明专利

JP2003311655A Power tool 审中-公开
标题翻译：电动工具
公开(公告)号：JP2003311655A
公开(公告)日：2003-11-05
申请号：JP2002124412
申请日：2002-04-25
申请人： Makita Corp , 株式会社マキタ
发明人： HYODO KOKI , SUZUKI HITOSHI , HARA YACHIO , FURUI NOBUYASU , OTA KENICHI , SUNATSUKA AKIRA
IPC分类号： B25F5/00 , H02K7/116 , H02K9/04
摘要： PROBLEM TO BE SOLVED: To provide a technique useful for effectively cooling a driving motor of a power tool.
SOLUTION: This power tool has a driving motor 121 for driving a work tool 129 for performing designated machining work for a workpiece material and a cooling fan 151 driven to rotate separately from the driving motor 121, thereby cooling the driving motor 121.
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：提供一种有效地冷却电动工具的驱动电机的技术。解决方案：该电动工具具有驱动电动机121，用于驱动用于对工件材料进行指定加工的作业工具129和驱动与驱动电动机121分开旋转的冷却风扇151，从而冷却驱动电动机121。版权所有（C）2004，JPO

7. 发明专利

JP2013045690A Power supply device 有权
标题翻译：电源设备
公开(公告)号：JP2013045690A
公开(公告)日：2013-03-04
申请号：JP2011183550
申请日：2011-08-25
申请人： Makita Corp , 株式会社マキタ
发明人： FURUI NOBUYASU , SUZUKI HITOSHI , FUKUMOTO TADAAKI , UMEMURA TAKUYA , SAKAKIBARA KAZUMASA
IPC分类号： H01M2/10
CPC分类号： Y02E60/12
摘要： PROBLEM TO BE SOLVED: To suppress overturning of a power supply device which is in use.SOLUTION: Since battery packs 80 which are generally heavy objects are mounted on a power supply device 10, wight balance between constituent members is adjusted so that a position of center of gravity of the entire power supply device 10 is set to be within a predetermined range. Positions of center of gravity G0 and G4 of the entire power supply device 10 in the state that the battery packs 80 are not mounted at all or the state that the four battery packs 80 are mounted are set to be lower than a center position C in a height direction in a normal mounting attitude. Also, an arrangement position L of an output outlet 26 is lower than the center position C in the height direction of the power supply device 10, and the arrangement position L of the output outlet 26 is set to be lower than the positions of center of gravity G0 and G4 of the entire power supply device 10 in regardless of mounting or no-mounting of the battery packs 80.
摘要翻译：要解决的问题：为了抑制正在使用的电源装置的翻转。解决方案：由于通常重物的电池组80安装在电源装置10上，所以调整构成部件之间的平衡，使整个电源装置10的重心位置设定在内预定范围。整个电源装置10的重心G0和G4在未安装电池组80的状态下或者安装有四个电池组80的状态下的位置被设定为低于中央位置C 正常安装姿态的高度方向。此外，输出出口26的配置位置L比供电装置10的高度方向的中心位置C低，输出出口26的配置位置L被设定为低于供电装置10的中心位置无论电池组80的安装或不安装，整个电源装置10的重力G0和G4都不受影响。（C）2013，JPO＆INPIT

8. 发明专利

JP2006121833A Power tool 有权
标题翻译：电动工具
公开(公告)号：JP2006121833A
公开(公告)日：2006-05-11
申请号：JP2004307477
申请日：2004-10-21
申请人： Makita Corp , 株式会社マキタ
发明人： HYODO KOKI , FURUI NOBUYASU , OTA KENICHI
IPC分类号： H02K23/38 , B25F5/00 , H02K3/18 , H02K27/02
CPC分类号： H02K23/30 , H02K3/28 , H02K7/14
摘要： PROBLEM TO BE SOLVED: To provide a technique in which the number of turns of coil windings that form armature windings is adjusted to easily adjust the output characteristics of the motor.
SOLUTION: A coils and B coils (at least two coils each) are connected in series to form armature windings 20 to 24 in an impact driver 100 (power tool), and both ends of them are connected to respective segments. The number of turns by which wires are wound between slots is seven turns for either of the A coils and the B coils and eight turns for the other. The total number of turns of the A coils and the B coils, that is, the number of turns of each armature winding is 15, which is equal from one armature winding to another.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种技术，其中调整形成电枢绕组的线圈绕组的匝数以容易地调节电动机的输出特性。解决方案：线圈和B线圈（每个至少两个线圈）串联连接以在冲击驱动器100（电动工具）中形成电枢绕组20至24，并且它们的两端连接到相应的段。电线缠绕在槽之间的匝数为A线圈和B线圈中的任意一圈，另外为八匝。 A线圈和B线圈的总匝数，即每个电枢绕组的匝数为15，等于从一个电枢绕组到另一个。版权所有（C）2006，JPO＆NCIPI

9. 发明专利

JP2006035404A Power tool 有权
标题翻译：电动工具
公开(公告)号：JP2006035404A
公开(公告)日：2006-02-09
申请号：JP2004222564
申请日：2004-07-29
申请人： Makita Corp , 株式会社マキタ
发明人： FURUI NOBUYASU , YOSHIKAWA SHUJI
IPC分类号： B25F5/00
CPC分类号： H02K9/06 , B25F5/008 , H02K5/148 , H02K9/28
摘要： PROBLEM TO BE SOLVED: To provide an effective technique for downsizing a power tool equipped with an electric motor. SOLUTION: In this power tool, a brush holder base 141 for fixing a brush holder 143 is provided with a front face 141b facing a cooling fan 151 and extending in a centrifugal direction in a flat shape, thereby guiding a cooling air discharged from the cooling fan 151 in the centrifugal direction. COPYRIGHT: (C)2006,JPO&NCIPI

10. 发明专利

JP2006035339A Power tool 有权
标题翻译：电动工具
公开(公告)号：JP2006035339A
公开(公告)日：2006-02-09
申请号：JP2004215770
申请日：2004-07-23
申请人： Makita Corp , 株式会社マキタ
发明人： HYODO KOKI , FURUI NOBUYASU
IPC分类号： B25F5/00
摘要： PROBLEM TO BE SOLVED: To provide a technology effective in improving the cooling efficiency of a commutator and a brush brought into sliding contact with the commutator. SOLUTION: This power tool is provided with a motor having an armature 133, the commutator 137 and a cooling fan 151. The cooling fan 151 has a commutator side fan ring 153 with an inner diameter larger than the outer diameter of the commutator, and a plurality of commutator side ribs 154 extended from the commutator side fan ring toward the commutator side, on the end face side facing the commutator. Each commutator side rib 154 is inserted in a slit 137b between the commutator pieces 137a constituting the commutator. The cooling fan is thereby fixed to the commutator in a state of securing a flow space 158 of cooling air between the outer peripheral surface of the commutator and the inner peripheral surface of the commutator side fan ring. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种有效地提高换向器和与换向器滑动接触的刷子的冷却效率的技术。解决方案：该电动工具具有电枢133，换向器137和冷却风扇151.冷却风扇151具有换向器侧风扇环153，其内径大于换向器外径以及在面向换向器的端面侧从换向器侧风扇环向换向器侧延伸的多个换向器侧肋154。每个换向器侧肋154插入构成换向器的换向片137a之间的狭缝137b中。由此，在将换向器的外周面与换向器侧风扇环的内周面之间固定冷气的流路空间158的状态下，将冷却风扇固定在换向器上。版权所有（C）2006，JPO＆NCIPI

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