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31. 发明专利

JP2005245145A Charger 审中-公开
标题翻译：充电器
公开(公告)号：JP2005245145A
公开(公告)日：2005-09-08
申请号：JP2004052849
申请日：2004-02-27
申请人： Hitachi Koki Co Ltd , 日立工機株式会社
发明人： KONO SACHIKAZU , TAKANO NOBUHIRO
IPC分类号： H02J7/00
摘要： PROBLEM TO BE SOLVED: To provide a charger which can charge a battery from at least two kinds of power supply. SOLUTION: The charger 100 comprises DC/DC converters 105 and 106 and an AC/DC converter 109 serving as voltage conversion means, a microcomputer 112, an external selection means 113, and a charging current detection circuit 111. The microcomputer 112 selects a power supply to be used on the basis of a predetermined priority or a signal 11 from the external selection means 113 and turns only a corresponding voltage conversion means on. The voltage conversion means converts the power supply voltage into a desired voltage. The charging current detection circuit 111 detects the charging current and delivers a signal to the microcomputer 112. The microcomputer 112 delivers a constant current control signal to a voltage detection means and controls the charging current to a desired level depending on the voltage detection means. A battery set 104 is charged from a power supply selected among two or more kinds of power supplies. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种可从至少两种电源对电池充电的充电器。
解决方案：充电器100包括DC / DC转换器105和106以及用作电压转换装置的AC / DC转换器109，微计算机112，外部选择装置113和充电电流检测电路111.微计算机112 基于预定优先级选择要使用的电源或来自外部选择装置113的信号11，并且仅打开相应的电压转换装置。电压转换装置将电源电压转换成期望的电压。充电电流检测电路111检测充电电流并将信号传送到微型计算机112.微计算机112将恒定电流控制信号传送到电压检测装置，并根据电压检测装置将充电电流控制到期望的电平。从两种以上电源中选择的电源对电池组104进行充电。版权所有（C）2005，JPO＆NCIPI

32. 发明专利

JP2003032911A Battery charger 有权
标题翻译：充电器
公开(公告)号：JP2003032911A
公开(公告)日：2003-01-31
申请号：JP2001212972
申请日：2001-07-13
申请人： Hitachi Koki Co Ltd , 日立工機株式会社
发明人： ARADATE TAKAHISA , TAKANO NOBUHIRO
IPC分类号： H02J7/10 , H01M10/44 , H01M10/60 , H01M10/613 , H01M10/635 , H01M10/6563 , H02J7/04 , H01M10/50
CPC分类号： Y02E60/12
摘要： PROBLEM TO BE SOLVED: To provide a battery charger, capable of eliminating lack of charging because of charging running down early, resulting from the phenomenon of a temperature rise increases immediately after charging start, due to a temperature gradient between battery temperature and ambient temperature, when the ambient temperature is higher than the battery temperature, and of positively discriminating full charging.
SOLUTION: This battery charger includes a battery temperature detecting means 2A which detects the battery temperature, a microcomputer 50 which computes and stores a temperature increase value ΔT per prescribed period, based on the output of the battery temperature detecting means 2A and stores a map, on which a charging current acceptable value is mapped capable of charging; while suppressing a temperature rise value of a battery, based on the battery temperature and the temperature rise value ΔT, and a cooling fan 6 which cools down the battery. The cooling fan 6 is activated for a prescribed period of time prior to a charging process, and the map is selected, based on whether or not a temperature rise value ΔT at that time is higher than the prescribed value.
COPYRIGHT: (C)2003,JPO
摘要翻译：要解决的问题：提供一种电池充电器，由于电池温度和环境温度之间的温度梯度，由于充电开始后的温度上升立即增加，由于充电时间过早，能够消除充电不足，当环境温度高于电池温度时，并积极区分充满电。解决方案：该电池充电器包括：电池温度检测装置2A，其检测电池温度;微计算机50，其基于电池温度检测装置2A的输出计算并存储每个规定期间的升温值ΔT，并存储地图; 在其上映射充电电流可接受值可以充电; 同时基于电池温度和温度上升值ΔT来抑制电池的温度上升值，以及冷却电池的冷却风扇6。冷却风扇6在充电处理之前被激活规定的时间段，并且基于该时间的温度上升值ΔT是否高于规定值来选择映射。

33. 发明专利

JP2013230529A Power tool 有权
标题翻译：电动工具
公开(公告)号：JP2013230529A
公开(公告)日：2013-11-14
申请号：JP2012104290
申请日：2012-04-30
申请人： Hitachi Koki Co Ltd , 日立工機株式会社
发明人： NINAI YUKI , TAKANO NOBUHIRO , FUNABASHI KAZUHIKO , NISHIKAWA TOMOMASA , SHIMA TOSHIHIRO , ARADATE TAKAHISA
IPC分类号： B25F5/00
CPC分类号： B25F5/00 , B23B45/02
摘要： PROBLEM TO BE SOLVED: To provide a power tool in which a total length is compactly formed by using a small secondary battery.SOLUTION: A power tool is provided with: a housing including a body (2a, 3) for storing a motor therein, and a handle 2b extending downward from the body; and output sections (10, 20) driven in front of the motor 5. In the power tool, a battery 4 and a trigger switch 7 which controls power fed to the motor 5 from the battery 4 are arranged in the handle 2a in a front-back direction immediately below the motor 5. A length in the front-back direction of the housing and a length in the vertical direction thereof are set ≤150 mm and ≤90 mm, respectively. A size of the battery 4 is chosen so that a lithium ion secondary battery has a diameter of 14 mm and a length of 50 mm allowing continuous discharge at a current value ≥20 A.
摘要翻译：要解决的问题：提供一种电动工具，其中通过使用小型二次电池紧凑地形成总长度。解决方案：电动工具设置有：壳体，其包括用于在其中存储电动机的主体（2a，3）以及从主体向下延伸的手柄2b; 以及在电动机5前方驱动的输出部（10,20）。在电动工具中，电池4和触发开关7控制从电池4供给到电动机5的电力。在壳体的前后方向上的长度和其垂直方向的长度分别设定为≤150mm和≤90mm。选择电池4的尺寸，使得锂离子二次电池的直径为14mm，长度为50mm，允许以≥20A的电流值连续放电。

34. 发明专利

JP2013046481A Waveform conversion device and power supply device equipped with the same 审中-公开
标题翻译：波形转换装置和配备其的电源装置
公开(公告)号：JP2013046481A
公开(公告)日：2013-03-04
申请号：JP2011182062
申请日：2011-08-23
申请人： Hitachi Koki Co Ltd , 日立工機株式会社
发明人： SHIBATA SHOGO , FUJISAWA HARUHISA , WATABE SHINJI , OGURA MASAYUKI , MURAKAMI TAKAHIRO , FUNABASHI KAZUHIKO , NAKANO YASUSHI , YOSHINARI TAKUYA , TAKANO NOBUHIRO
IPC分类号： H02M7/48
摘要： PROBLEM TO BE SOLVED: To provide a waveform conversion device, and a power supply device equipped with the same, capable of reducing a burdon when in use or during transportation.SOLUTION: A sine wave adapter 1 which is a waveform conversion device includes an input part 15 in which an external voltage is inputted, a display part 12 which displays a setting state of the sine wave adapter 1, a setting part 13 for setting output frequency of the sine wave adapter 1, and a cooling fan 16 for cooling the sine wave adapter 1. The waveform of a voltage inputted from outside is converted into a sine wave by an inverter circuit 118 provided to the sine wave adapter 1. The voltage having been converted to a sine waveform by the inverter circuit 118 is outputted from an output cable 14 to the outside.
摘要翻译：要解决的问题：提供一种波形转换装置以及配备该波形转换装置的电源装置，能够在使用中或在运输过程中减少爆胎。解决方案：作为波形转换装置的正弦波适配器1包括输入外部电压的输入部15，显示正弦波适配器1的设定状态的显示部12，显示正弦波适配器1的设定状态的设定部13，设定正弦波适配器1的输出频率，以及用于冷却正弦波适配器1的冷却风扇16.从外部输入的电压的波形由设置在正弦波适配器1上的反相器电路118转换成正弦波。由逆变器电路118转换为正弦波形的电压从输出电缆14输出到外部。版权所有（C）2013，JPO＆INPIT

35. 发明专利

JP2012240165A Power tool 审中-公开
标题翻译：电动工具
公开(公告)号：JP2012240165A
公开(公告)日：2012-12-10
申请号：JP2011113710
申请日：2011-05-20
申请人： Hitachi Koki Co Ltd , 日立工機株式会社
发明人： MASUKO HIROSHIKI , TAKANO NOBUHIRO , NISHIKAWA TOMOMASA , NAKAGAWA JUNJI , WATANABE MASANORI , NAKAMURA MIZUHO
IPC分类号： B25F5/00 , B25B21/02
摘要： PROBLEM TO BE SOLVED: To provide a power tool capable of operating on the basis of only a control mode that a user requires.SOLUTION: A ROM of an arithmetic part 78 is stored with 20 control modes (control programs) for controlling a motor 3. Four control modes among the 20 control modes stored in the ROM are stored as four drive modes in an EEPROM 80. Specifically, the 20 control modes stored in the ROM are given numbers, and four numbers corresponding to the four control modes are stored as drive modes in the EEPROM 80. The power tool is driven on the basis of one drive mode selected by a changeover switch among the four drive modes.
摘要翻译：要解决的问题：提供能够仅基于用户需要的控制模式进行操作的电动工具。解决方案：运算部分78的ROM存储有用于控制电机3的20个控制模式（控制程序）。存储在ROM中的20个控制模式中的四个控制模式作为四个驱动模式存储在EEPROM 80 具体地说，存储在ROM中的20个控制模式被赋予数字，并且与四个控制模式对应的四个数字作为驱动模式被存储在EEPROM 80中。电动工具基于通过切换选择的一个驱动模式被驱动在四种驱动模式之间切换。版权所有（C）2013，JPO＆INPIT

36. 发明专利

JP2012179698A Electric power tool and fastening method of fastener 审中-公开
标题翻译：电动工具和紧固件紧固方法
公开(公告)号：JP2012179698A
公开(公告)日：2012-09-20
申请号：JP2011045710
申请日：2011-03-02
申请人： Hitachi Koki Co Ltd , 日立工機株式会社
发明人： NISHIKAWA TOMOMASA , HOSHI YOSHIHIRO , TAKANO NOBUHIRO , IIMURA YOSHIO , MASUKO HIROSHIKI
IPC分类号： B25B23/14 , B25B21/00 , B25B21/02
摘要： PROBLEM TO BE SOLVED: To provide an electric power tool which has stabilized fastening torque.SOLUTION: The electric power tool includes: a hammer 42 which is rotatable forward and backward by a motor 3; an anvil 52 which is struck by the hammer 42 and rotates, the hammer 42 having obtained an acceleration distance by rotated backward and then rotating forward; a tip tool fixing part 51 capable of holding a tip tool and transmitting the rotation of the anvil to the tip tool; an electric power supply part for supplying electric power to the motor; and a control part 72 for controlling the electric power supply part. The control part 72 is configured to perform a nut runner mode for supplying only the forward rotation electric power of a fastening direction to the motor after a pulse mode for switching forward rotation electric power and backward rotation electric power at a predetermined cycle to supply electric power to the motor 3. In the nut runner mode, after torque is increased toward a target value, the motor is stably driven by fixed torque for a predetermined time, and then the torque is released.
摘要翻译：要解决的问题：提供一种具有稳定的紧固扭矩的电动工具。解决方案：电动工具包括：可由电动机3向前和向后旋转的锤42; 由锤42撞击并旋转的砧座52，通过向后旋转获得加速距离然后向前旋转的锤42; 尖端工具固定部51，其能够保持尖端工具并将砧座的旋转传递到尖端工具; 用于向电动机提供电力的电力供应部件; 以及用于控制电力供应部的控制部72。控制部72被配置为执行用于在用于以预定周期切换正向旋转电力和反向旋转电力的脉冲模式之后仅向马达提供紧固方向的正向旋转电力的螺母扳手模式，以提供电力在螺母扳手模式中，在转矩向目标值增加之后，马达由固定扭矩稳定地驱动预定时间，然后解除扭矩。版权所有（C）2012，JPO＆INPIT

37. 发明专利

JP2012030326A Power tool 审中-公开
标题翻译：电动工具
公开(公告)号：JP2012030326A
公开(公告)日：2012-02-16
申请号：JP2010172779
申请日：2010-07-30
申请人： Hitachi Koki Co Ltd , 日立工機株式会社
发明人： NISHIKAWA TOMOMASA , TAKANO NOBUHIRO , MASUKO HIROSHIKI , OMORI KAZUHIRO , NAKAMURA MIZUHO , ITO MINORU
IPC分类号： B25B21/02
摘要： PROBLEM TO BE SOLVED: To provide a power tool having improved workability by reducing reaction.SOLUTION: An electronic impact driver 1 has a motor 3 that rotates forward and backward around an output shaft 31. The motor 3 rotates a hammer 42. The hammer 42 drives an anvil 52, and the drive force is transmitted to a tip tool. The electronic impact driver 1 has a handle 22. A gyro sensor 26A for detecting the speed of the handle 22 with respect to the output shaft 31 is arranged in the handle 22.
摘要翻译：要解决的问题：通过减少反应来提供具有改进的可加工性的电动工具。解决方案：电子冲击驱动器1具有围绕输出轴31向前和向后旋转的马达3.马达3旋转锤42.锤42驱动砧座52，驱动力传递到尖端工具。电子冲击驱动器1具有手柄22.用于检测手柄22相对于输出轴31的速度的陀螺仪传感器26A布置在手柄22中。（C）2012年，JPO和INPIT

38. 发明专利

JP2012030323A Electrical power tool 有权
标题翻译：电动工具
公开(公告)号：JP2012030323A
公开(公告)日：2012-02-16
申请号：JP2010172318
申请日：2010-07-30
申请人： Hitachi Koki Co Ltd , 日立工機株式会社
发明人： KONO SACHIKAZU , TAKANO NOBUHIRO , FUNABASHI KAZUHIKO , ISHIMARU TAKERO , EGASHIRA YASUO , ONOSE MIYOJI
IPC分类号： B25F5/00 , A01D34/58 , A01D34/76 , A01D34/78
摘要： PROBLEM TO BE SOLVED: To provide an electrical power tool, especially a lawn mower, which enables the wasteful power consumption thereof to be reduced.SOLUTION: The lawn mower 1 includes: a motor 32; a current detection resistor 27 for detecting loads applied to the motor 32, an inverter 2 for supplying driving electric power to the motor 32; a trigger switch 31 for instructing the inverter 2 to supply the driving electric power to the motor 32; and a microcomputer 29 for controlling, when the trigger switch 31 instructs the supply of the driving electric power, the inverter 2 to change the driving electric power to be supplied to the motor 32 based on the loads detected by the current detection resistor 27.
摘要翻译：要解决的问题：提供一种电动工具，特别是割草机，其能够减少浪费的功率消耗。解决方案：割草机1包括：马达32; 用于检测施加到电动机32的负载的电流检测电阻器27，用于向电动机32供给驱动电力的逆变器2; 用于指示逆变器2向马达32提供驱动电力的触发开关31; 以及微型计算机29，当触发开关31指示驱动电力的供给时，逆变器2基于由电流检测电阻器27检测到的负载来改变向马达32供给的驱动电力。 P>版权所有（C）2012，JPO＆INPIT

39. 发明专利

JP2012011502A Electric tool and power tool 有权
标题翻译：电动工具和电动工具
公开(公告)号：JP2012011502A
公开(公告)日：2012-01-19
申请号：JP2010150360
申请日：2010-06-30
申请人： Hitachi Koki Co Ltd , 日立工機株式会社
发明人： OMORI KAZUHIRO , NAKAMURA MIZUHO , ITO MINORU , TAKANO NOBUHIRO , NISHIKAWA TOMOMASA , MASUKO HIROSHIKI
IPC分类号： B25B21/02
摘要： PROBLEM TO BE SOLVED: To provide an electric tool and a power tool having silent operation noise and capable of performing a fastening operation in accordance with the type of a fastening fitting.SOLUTION: An electronic impact driver 1 includes a connection 41C connected to a motor 3 having a main power shaft 31, and rotational force from the motor 3 is transmitted to a hammer 42 via the connection 41C. The rotational force of the hammer 42 is transmitted to an anvil 52. The hammer 42 is movable in an axial direction of an output shaft 31. The electronic impact driver 1 further includes a fixing part 44 fixing the movement of the hammer 42 in the axial direction.
摘要翻译：要解决的问题：提供一种具有无声操作噪声并能够根据紧固配件的类型进行紧固操作的电动工具和电动工具。电子冲击驱动器1包括连接到具有主动力轴31的马达3的连接件41C，并且来自马达3的旋转力经由连接件41C传递到锤42。锤42的旋转力传递到砧座52.锤42可以在输出轴31的轴向方向上移动。电子冲击驱动器1还包括固定部44，其将锤42的运动固定在轴向方向。版权所有（C）2012，JPO＆INPIT

40. 发明专利

JP2011078255A Electric motor and working machine 有权
标题翻译：电动马达和工作机械
公开(公告)号：JP2011078255A
公开(公告)日：2011-04-14
申请号：JP2009229094
申请日：2009-09-30
申请人： Hitachi Koki Co Ltd , 日立工機株式会社
发明人： TANIMOTO HIDEYUKI , YOSHIMIZU TOMOMI , TAKANO NOBUHIRO , OZAWA HIROMI , FUNABASHI KAZUHIKO
IPC分类号： H02K23/26 , A01D34/58 , H02K3/26 , H02K23/04
CPC分类号： H02K23/54 , H02K3/26
摘要： PROBLEM TO BE SOLVED: To provide an electric motor which has a rotor constituted of a printed wiring board, and is easy in manufacturing and assembling, and a working machine equipped with the motor. SOLUTION: The motor comprises an output shaft 52 rotatably supported to a housing, a rotor 53 fixed to the output shaft 52 and constituted of the printed wiring board, and a stator fixed to the housing and constituted of a magnet which opposes the rotor 53. The printed wiring board is constituted of a coil commutator disc 62 and a coil disc 63. A conductor pattern of a coil is formed in a commutator region 80 of the coil commutator disc 62. Furthermore, the similar conductor pattern of the coil is formed in a coil region 90 between the coil commutator disc 62 and the coil disc 63. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种电动机，其具有由印刷线路板构成的转子，并且易于制造和组装，以及配备有电动机的工作机械。解决方案：电动机包括可旋转地支撑在壳体上的输出轴52，固定到输出轴52并由印刷线路板构成的转子53和固定到壳体的定子，由与该转子53.印刷电路板由线圈整流子盘62和线圈盘63构成。线圈换向片62的换向器区域80中形成线圈的导体图形。此外，线圈类似的导体图案形成在线圈换向器盘62和线圈盘63之间的线圈区域90.版权所有（C）2011，JPO＆INPIT

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