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1. 发明申请

WO2013027365A1 POWER TOOL AND METHOD FOR PRODUCING THE SAME 审中-公开
标题翻译：电动工具及其制造方法
公开(公告)号：WO2013027365A1
公开(公告)日：2013-02-28
申请号：PCT/JP2012/005103
申请日：2012-08-10
申请人： HITACHI KOKI CO., LTD. , NISHIKAWA, Tomomasa , HARADA, Tetsuhiro , UCHIDA, Hiroki , NAKANO, Yoshihiro , TSUNODA, Hiroki , SUKEGAWA, Katsuaki , MORITA, Kazuhiko
发明人： NISHIKAWA, Tomomasa , HARADA, Tetsuhiro , UCHIDA, Hiroki , NAKANO, Yoshihiro , TSUNODA, Hiroki , SUKEGAWA, Katsuaki , MORITA, Kazuhiko
IPC分类号： B25F5/00
CPC分类号： B23B45/02 , B25F5/008 , H02K3/522 , H02K11/33 , H02K15/0056 , H02K15/12 , Y10T29/49009
摘要： A power tool (1) and a method of producing such power tool capable of improving dust proof performance with respect to a circuit board (33) and a stator coil (31B), and capable of securing cooling performance to the circuit board. The power tool includes a brushless motor (3) having a hollow stator (31), a rotor (32) positioned in an internal space of the stator, and a motor driver circuit connected to the stator. The stator includes a coil (31B) electrically connected to the mo- tor driver circuit. The coil is coated with a coating agent (31D), and the motor driver circuit is covered with an insulation cover member (33D).
摘要翻译：一种电动工具（1）以及能够提供相对于电路板（33）和定子线圈（31B）的防尘性能的电动工具的制造方法，能够确保电路板的冷却性能。电动工具包括具有中空定子（31）的无刷电动机（3），定位在定子的内部空间中的转子（32）和连接到定子的电动机驱动电路。定子包括电连接到电动机驱动器电路的线圈（31B）。线圈涂覆有涂层剂（31D），并且电机驱动器电路被绝缘盖构件（33D）覆盖。

2. 发明申请

WO2013046524A1 POWER TOOL 审中-公开
标题翻译：电动工具
公开(公告)号：WO2013046524A1
公开(公告)日：2013-04-04
申请号：PCT/JP2012/005165
申请日：2012-08-15
申请人： Hitachi Koki Co., Ltd. , ITO, Yutaka , NISHIKAWA, Tomomasa , HARADA, Tetsuhiro , NAKANO, Yoshihiro , UCHIDA, Hiroki , HOSHI, Tomoyuki
发明人： ITO, Yutaka , NISHIKAWA, Tomomasa , HARADA, Tetsuhiro , NAKANO, Yoshihiro , UCHIDA, Hiroki , HOSHI, Tomoyuki
IPC分类号： B25F5/00
CPC分类号： B25F5/008 , H02K5/10
摘要： A power tool capable of preventing entrance of foreign matter or water etc. through the air hole as much as possible is provided. To prevent foreign matter from entering a housing 2 through a outlet 22, a first through hole 70b penetrating a main wall 71 is formed on a part of the main wall 71 of a cover 70 covering the outlet 22, second through holes 70c are formed on: a part closest to a front end portion of the cover 70; an end portion in the extending direction of the handle of the cover 70; and an end portion in the opposite direction to the extending direction of the handle of the cover 70.
摘要翻译：提供了能够尽可能防止空气孔侵入异物或水等的电动工具。为了防止异物通过出口22进入壳体2，在覆盖出口22的盖70的主壁71的一部分上形成有穿过主壁71的第一通孔70b，第二通孔70c形成在：最靠近盖70前端部分的部分; 在盖70的把手的延伸方向上的端部; 以及与盖70的手柄的延伸方向相反的方向的端部。

3. 发明申请

WO2013027372A1 POWER TOOL 审中-公开
标题翻译：电动工具
公开(公告)号：WO2013027372A1
公开(公告)日：2013-02-28
申请号：PCT/JP2012/005144
申请日：2012-08-13
申请人： HITACHI KOKI CO., LTD. , HARADA, Tetsuhiro , NISHIKAWA, Tomomasa , NAKANO, Yoshihiro , UCHIDA, Hiroki
发明人： HARADA, Tetsuhiro , NISHIKAWA, Tomomasa , NAKANO, Yoshihiro , UCHIDA, Hiroki
IPC分类号： B25F5/00
CPC分类号： B23B45/001 , B25F5/008
摘要： A power tool includes: a motor; a fan driven by the motor and defining an axis and a radial direction; and a housing for accommodating the motor and the fan therein, the housing including: a peripheral wall formed with a ventilation hole; and a grid partly covering the ventilation hole, the ventilation hole being positioned adjacent to the fan and having a shape defined by a circumferential surface, the grid including at least one elongated portion extending in a longitudinal direction perpendicular to the radial direction, and a distance from the axis of the fan to the circumferential surface is different from a distance from the axis of the fan to one elongated portion in the radial direction of the fan.
摘要翻译：电动工具包括：电动机; 由电动机驱动并限定轴线和径向方向的风扇; 以及用于将马达和风扇容纳在其中的壳体，所述壳体包括：形成有通气孔的周壁; 以及部分地覆盖所述通气孔的格栅，所述通风孔位于与所述风扇相邻的位置，并具有由圆周表面限定的形状，所述格栅包括沿垂直于所述径向方向的纵向方向延伸的至少一个细长部分，从风扇的轴线到圆周表面的距离不同于从风扇的轴线到风扇的径向方向上的一个细长部分的距离。

4. 发明申请

WO2012091172A1 DRIVING TOOL 审中-公开
标题翻译：驱动工具
公开(公告)号：WO2012091172A1
公开(公告)日：2012-07-05
申请号：PCT/JP2011/080594
申请日：2011-12-28
申请人： HITACHI KOKI CO., LTD. , HARADA, Tetsuhiro , TAKANO, Nobuhiro , NISHIKAWA, Tomomasa , MASHIKO, Hironori
发明人： HARADA, Tetsuhiro , TAKANO, Nobuhiro , NISHIKAWA, Tomomasa , MASHIKO, Hironori
IPC分类号： B25B21/00 , B25B21/02
CPC分类号： B23B45/00 , B25B21/00 , B25B21/02
摘要： A driving tool (1) includes a motor (30), and an end-bit holding section (41). The motor includes an output shaft (31). The end-bit holding section (41) is connected to and rotated by the motor and configured to hold an end-bit. The driving tool further includes a weight (40) connected to the motor (30) without a reduction mechanism and rotatable together with the motor and the end-bit holding section (41).
摘要翻译：驱动工具（1）包括马达（30）和末端钻头保持部（41）。马达包括输出轴（31）。端部保持部（41）与马达连接并旋转，并构成为保持端部。驱动工具还包括连接到电动机（30）而没有减速机构的重物（40），并与电动机和端头保持部分（41）一起旋转。

5. 发明申请

WO2009136666A1 OIL PULSE TOOL 审中-公开
标题翻译：油脉冲工具
公开(公告)号：WO2009136666A1
公开(公告)日：2009-11-12
申请号：PCT/JP2009/059022
申请日：2009-05-08
申请人： Hitachi Koki Co., LTD. , HARADA, Tetsuhiro , NISHIKAWA, Tomomasa , IWATA, Kazutaka , OTSU, Shinki , TAKANO, Nobuhiro
发明人： HARADA, Tetsuhiro , NISHIKAWA, Tomomasa , IWATA, Kazutaka , OTSU, Shinki , TAKANO, Nobuhiro
IPC分类号： B25B21/02 , B25B23/14
CPC分类号： B25B21/02 , B25B23/1405
摘要： According to an aspect of the invention, an oil pulse (1) tool includes: a motor (3) generating a driving force; an oil pulse unit (4) including a shaft (24), the oil pulse unit being driven by the motor and generating an impact torque on the shaft when the motor passes an impact position; and an output shaft (5) on which a front end tool is attached, the output shaft being fixed to the shaft, wherein the oil pulse tool is provided with a rotational position detecting sensor (13b) of detecting a rotational position of the output shaft, and a torque detecting sensor (12) of detecting generation of an impact torque, and the oil pulse tool is provided with detecting means for measuring a state related to the reverse rotation of the motor, and regularly rotating again the motor and passing a position of generating the impact, and detecting a reduction in a performance of the oil pulse unit by an aging change of the state.
摘要翻译：根据本发明的一个方面，一种油脉冲（1）工具包括：产生驱动力的马达（3）; 包括轴（24）的油压脉冲单元（4），所述油压脉冲单元由电动机驱动，并且当电动机通过冲击位置时在轴上产生冲击扭矩; 以及输出轴（5），其上安装有前端工具，输出轴固定在轴上，其中油压脉冲工具设置有旋转位置检测传感器（13b），其检测输出轴的旋转位置以及用于检测冲击转矩的产生的转矩检测传感器（12），并且所述油压脉冲工具设置有用于测量与所述电动机的反转相关的状态的检测装置，并且再次定期地旋转所述电动机并且通过位置产生冲击，并且通过状态的老化改变来检测油压脉冲单元的性能的降低。

6. 发明申请

WO2009136664A1 OIL PULSE TOOL 审中-公开
标题翻译：油脉冲工具
公开(公告)号：WO2009136664A1
公开(公告)日：2009-11-12
申请号：PCT/JP2009/059019
申请日：2009-05-08
申请人： Hitachi Koki Co., LTD. , HARADA, Tetsuhiro , NISHIKAWA, Tomomasa , IWATA, Kazutaka , OTSU, Shinki , TAKANO, Nobuhiro
发明人： HARADA, Tetsuhiro , NISHIKAWA, Tomomasa , IWATA, Kazutaka , OTSU, Shinki , TAKANO, Nobuhiro
IPC分类号： B25B21/02
CPC分类号： B25B21/02
摘要： According to an aspect of the invention, an oil pulse tool (1) includes: a motor (3) generating a driving force according to a driving voltage; an oil pulse unit (4) driven by the driving force and generating a torque in a pulse-like shape when the motor (3) passes a strike position on a shaft (5) thereof; and an output shaft (5) on which a front end tool is mounted, the output shaft (5) being connected to the shaft, characterized in that the oil pulse tool (1) further comprises driving adjusting means to control the driving voltage, the driving voltage is reduced during a given period including a timing when the torque is transmitted to the output shaft, (5) and the reduced driving voltage is increased when the given period is finished.
摘要翻译：根据本发明的一个方面，油脉冲工具（1）包括：马达（3），根据驱动电压产生驱动力; 当电动机（3）通过其轴（5）上的击打位置时由驱动力驱动并产生脉冲状形状的转矩的油压脉冲单元（4）和输出轴（5），其上安装有前端工具，输出轴（5）与轴连接，其特征在于，所述油压工具（1）还包括用于控制驱动电压的驱动调节装置在给定时间段内驱动电压降低，包括扭矩传递到输出轴的时刻，（5），当给定时间段结束时，驱动电压降低。

7. 发明申请

WO2011013853A3 IMPACT TOOL 审中-公开
公开(公告)号：WO2011013853A3
公开(公告)日：2011-02-03
申请号：PCT/JP2010/063235
申请日：2010-07-29
申请人： Hitachi Koki Co., LTD. , TANIMOTO, Hideyuki , TAKANO, Nobuhiro , NISHIKAWA, Tomomasa , IWATA, Kazutaka , MASHIKO, Hironori , YAMAGUCHI, Hayato , NAKAGAWA, Atsushi , OOMORI, Katsuhiro , NAKAMURA, Mizuho , UCHIDA, Hiroki , NAKANO, Saroma , ITO, Yutaka
发明人： TANIMOTO, Hideyuki , TAKANO, Nobuhiro , NISHIKAWA, Tomomasa , IWATA, Kazutaka , MASHIKO, Hironori , YAMAGUCHI, Hayato , NAKAGAWA, Atsushi , OOMORI, Katsuhiro , NAKAMURA, Mizuho , UCHIDA, Hiroki , NAKANO, Saroma , ITO, Yutaka
IPC分类号： B25B21/02 , B25B23/147
摘要： According to an aspect of the present invention, there is provided an impact tool (1) (including: a motor (3)drivable in an intermittent driving mode; a hammer (41) connected to the motor; an anvil (16) to be struck by the hammer (41) to thereby rotate/strike a tip tool; and a control unit that controls a rotation of the motor (3)by switching a driving pulse supplied to the motor (3) in accordance with a load applied onto the tip tool.

8. 发明申请

WO2011013854A1 IMPACT TOOL 审中-公开
标题翻译： IMPACT工具
公开(公告)号：WO2011013854A1
公开(公告)日：2011-02-03
申请号：PCT/JP2010/063236
申请日：2010-07-29
申请人： Hitachi Koki Co., LTD. , NISHIKAWA, Tomomasa , TAKANO, Nobuhiro , TANIMOTO, Hideyuki , IWATA, Kazutaka , MASHIKO, Hironori , YAMAGUCHI, Hayato , NAKAGAWA, Atsushi , OOMORI, Katsuhiro , NAKAMURA, Mizuho , UCHIDA, Hiroki , NAKANO, Saroma , YOSHIMIZU, Chikai
发明人： NISHIKAWA, Tomomasa , TAKANO, Nobuhiro , TANIMOTO, Hideyuki , IWATA, Kazutaka , MASHIKO, Hironori , YAMAGUCHI, Hayato , NAKAGAWA, Atsushi , OOMORI, Katsuhiro , NAKAMURA, Mizuho , UCHIDA, Hiroki , NAKANO, Saroma , YOSHIMIZU, Chikai
IPC分类号： B25B21/02 , B25B23/147
CPC分类号： B25B23/1475 , B25B21/02
摘要： According to an aspect of the present invention, there is provided an impact tool (1) including: a motor (3); a hammer (41) connected to an output portion of the motor (3); and an anvil to be struck by the hammer (41) in a rotation direction and having a rotary shaft, the hammer (41) striking the anvil (46) in the rotation direction by driving the motor (3) in pulses, wherein the anvil (46) is provided in front of the hammer (41), wherein the hammer (41) is driven in pulses by the motor (3), and wherein a rotation angle of the hammer (41) is substantially proportional to a rotation angle of the motor (3).
摘要翻译：根据本发明的一个方面，提供了一种冲击工具（1），包括：马达（3）; 连接到电动机（3）的输出部分的锤（41）; 以及由锤（41）沿旋转方向撞击并具有旋转轴的砧座，锤子（41）以脉冲方式驱动马达（3）沿旋转方向撞击砧座（46），其中砧座（46）设置在锤（41）的前方，其中锤（41）由马达（3）以脉冲方式驱动，并且其中锤（41）的旋转角度基本上与电动机（3）。

9. 发明申请

WO2011013852A1 IMPACT TOOL 审中-公开
标题翻译： IMPACT工具
公开(公告)号：WO2011013852A1
公开(公告)日：2011-02-03
申请号：PCT/JP2010/063233
申请日：2010-07-29
申请人： Hitachi Koki Co., LTD. , TANIMOTO, Hideyuki , TAKANO, Nobuhiro , NISHIKAWA, Tomomasa , IWATA, Kazutaka , MASHIKO, Hironori , YAMAGUCHI, Hayato , NAKAGAWA, Atsushi , OOMORI, Katsuhiro , NAKAMURA, Mizuho , UCHIDA, Hiroki , NAKANO, Saroma
发明人： TANIMOTO, Hideyuki , TAKANO, Nobuhiro , NISHIKAWA, Tomomasa , IWATA, Kazutaka , MASHIKO, Hironori , YAMAGUCHI, Hayato , NAKAGAWA, Atsushi , OOMORI, Katsuhiro , NAKAMURA, Mizuho , UCHIDA, Hiroki , NAKANO, Saroma
IPC分类号： B25B21/02 , B25B23/147
CPC分类号： B25B21/02 , B25B21/026 , B25B23/1475
摘要： According to one embodiment, an impact tool includes: a motor (3); and a hammer (11) that is connected to the motor and that has a striking-side surface; and an anvil (16) that is journalled to be rotatable with respect to the hammer (11), that has a struck-side surface and that provides a striking power to a tip tool, wherein the motor (3) is drivable in: a first driving mode in which the motor (3) is continuously driven in a normal rotation; a second driving mode in which the motor (3) is intermittently driven only in the normal rotation; and a third driving mode in which the motor (3) is intermittently driven in the normal rotation and in a reverse rotation.
摘要翻译：根据一个实施例，冲击工具包括：马达（3）; 以及连接到所述电动机并具有击打侧表面的锤（11）; 和相对于所述锤（11）可旋转的砧座（16），所述砧座（16）具有撞击侧表面并向尖端工具提供打击动力，其中所述电动机（3）可驱动为：第一驱动模式，其中马达（3）以正常旋转连续驱动; 电动机（3）仅在正常旋转中间歇驱动的第二驱动模式; 以及马达（3）在正常旋转和反向旋转中间歇地驱动的第三驱动模式。

10. 发明申请

WO2011102559A1 IMPACT TOOL 审中-公开
标题翻译：影响工具
公开(公告)号：WO2011102559A1
公开(公告)日：2011-08-25
申请号：PCT/JP2011/054416
申请日：2011-02-21
申请人： Hitachi Koki Co., LTD. , MASHIKO, Hironori , NISHIKAWA, Tomomasa , YAMAGUCHI, Hayato
发明人： MASHIKO, Hironori , NISHIKAWA, Tomomasa , YAMAGUCHI, Hayato
IPC分类号： B25B21/02 , B25B23/147
CPC分类号： B25B21/02 , B25B21/026
摘要： An impact tool (1) including: a motor (3); a speed- reduction mechanism (21) that reduces a torque of the motor (3); a hammer (41) connected to an output portion of the speed- reduction mechanism (21); and an anvil (46) that can be swung relatively to the hammer (41), wherein the hammer (41) is directly driven by the motor via a speed reduction mechanism, and wherein the impact tool (1) can operate in: a drill mode in which an end tool attached to the anvil (46) is rotated by rotating the hammer (41) in one direction so as to rotate the anvil (46); and an impact mode in which the end tool attached to the anvil (46) is rotated while the hammer (41) intermittently strikes the anvil (46).
摘要翻译：一种冲击工具（1），包括：马达（3）; 减速电动机（3）的转矩的减速机构（21）; 与所述减速机构（21）的输出部连接的锤（41）; 以及能够相对于所述锤（41）摆动的砧座（46），其中所述锤（41）经由减速机构直接由所述马达驱动，并且其中所述冲击工具（1）可以在：钻模具，其中连接到所述砧座（46）的端部工具通过沿一个方向旋转所述锤（41）而旋转以使所述砧座（46）旋转; 以及冲击模式，其中连接到砧座（46）的端部工具在锤子（41）间歇地撞击砧座（46）的同时旋转。

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