POWER TOOL
    1.
    发明申请
    POWER TOOL 有权
    电动工具

    公开(公告)号:US20110148332A1

    公开(公告)日:2011-06-23

    申请号:US12690083

    申请日:2010-01-19

    IPC分类号: H02P25/10

    CPC分类号: H02P7/295 B25F5/00

    摘要: According to an aspect of the present invention, there is provided a power tool including: a motor; a switching device that switches over, in response to a conduction angle thereof, an AC voltage to be applied to the motor; a rotation speed setting unit that sets a target rotation speed of the motor; a rotation speed detection unit that detects an actual rotation speed of the motor; and a controller that determines the conduction angle by comparing the actual rotation speed with the target rotation speed and that controls the switching device by use of the conduction angle based on a maximum conduction angle, the maximum conduction angle being set in accordance with the target rotation speed.

    摘要翻译: 根据本发明的一个方面,提供了一种电动工具,包括:电动机; 开关装置,其响应于其导通角切换要施加到所述电动机的AC电压; 转速设定单元,其设定电动机的目标转速; 转速检测单元,其检测所述电动机的实际转速; 以及控制器,其通过将实际转速与目标转速进行比较来确定导通角,并且通过使用基于最大导通角的导通角来控制开关装置,所述最大导通角根据目标旋转设定 速度。

    Battery charging apparatus
    2.
    发明申请

    公开(公告)号:US20060108986A1

    公开(公告)日:2006-05-25

    申请号:US11260422

    申请日:2005-10-28

    IPC分类号: H02J7/00

    摘要: A battery charging apparatus includes a switching power source supplying a current to a battery pack, an input voltage detecting unit detecting an input voltage of the switching power source, a charging current control unit that detects a charging current of the battery and controlling the charging current in accordance with a charging current set value, and a microcomputer detecting whether the current supplied to the battery to be charged is less than a predetermined value on the basis of a detection signal of the input voltage detecting unit and controls the charging current set value in accordance with the input voltage. When it is discriminated that the input voltage is less than a predetermined value on the basis of the detection signal, the microcomputer sets the charging current set value to be a value less than the predetermined value.

    Power tool
    4.
    发明授权
    Power tool 有权
    电动工具

    公开(公告)号:US08686675B2

    公开(公告)日:2014-04-01

    申请号:US12690083

    申请日:2010-01-19

    IPC分类号: H02P1/04

    CPC分类号: H02P7/295 B25F5/00

    摘要: According to an aspect of the present invention, there is provided a power tool including: a motor; a switching device that switches over, in response to a conduction angle thereof, an AC voltage to be applied to the motor; a rotation speed setting unit that sets a target rotation speed of the motor; a rotation speed detection unit that detects an actual rotation speed of the motor; and a controller that determines the conduction angle by comparing the actual rotation speed with the target rotation speed and that controls the switching device by use of the conduction angle based on a maximum conduction angle, the maximum conduction angle being set in accordance with the target rotation speed.

    摘要翻译: 根据本发明的一个方面,提供了一种电动工具,包括:电动机; 开关装置,其响应于其导通角切换要施加到所述电动机的AC电压; 转速设定单元,其设定电动机的目标转速; 转速检测单元,其检测所述电动机的实际转速; 以及控制器,其通过将实际转速与目标转速进行比较来确定导通角,并且通过使用基于最大导通角的导通角来控制开关装置,所述最大导通角根据目标旋转设定 速度。

    ROTARY STRIKING TOOL
    7.
    发明申请
    ROTARY STRIKING TOOL 有权
    旋转打击工具

    公开(公告)号:US20110079407A1

    公开(公告)日:2011-04-07

    申请号:US12877258

    申请日:2010-09-08

    IPC分类号: B25B21/02 B23Q5/10

    CPC分类号: B25B23/1405 B25B23/1475

    摘要: According to an aspect of the present invention, there is provided a rotary striking tool, including: a motor; an impact unit having a driving part being driven by the motor and an output part; a tip-tool side output shaft that is coupled to the output part; an impact detection unit that detects an impact generated at the impact unit; and a control unit programmed to: control the impact unit to perform a confirmation striking when the impact detected by the impact detection unit reaches a prescribed value, detect a rotation angle of the output shaft at the confirmation striking, determine whether a fastening operation is completed when the detected rotation angle is equal to or smaller than a predetermined angle, and continue the fastening operation when the detected rotation angle is larger than the predetermined angle.

    摘要翻译: 根据本发明的一个方面,提供了一种旋转打击工具,包括:马达; 冲击单元,其具有由马达驱动的驱动部和输出部; 联接到所述输出部的刀尖侧输出轴; 冲击检测单元,其检测在冲击单元处产生的冲击; 以及控制单元,其被编程为:当冲击检测单元检测到的冲击达到规定值时,控制冲击单元执行确认触击,在确认冲击时检测输出轴的旋转角度,确定紧固操作是否完成 当检测到的旋转角度等于或小于预定角度时,并且当检测到的旋转角度大于预定角度时继续紧固操作。

    ROTARY STRIKING TOOL
    8.
    发明申请
    ROTARY STRIKING TOOL 失效
    旋转打击工具

    公开(公告)号:US20110073334A1

    公开(公告)日:2011-03-31

    申请号:US12877251

    申请日:2010-09-08

    IPC分类号: B25B21/02 B23Q5/10

    摘要: According to an aspect of the present invention, there is provided a rotary striking tool includes: a motor; an oil pulse unit that is driven by the motor; an output shaft that is coupled to the oil pulse unit so that a tip tool can be attached to the output shaft; a first detection unit that detects a rotation angle of the motor and outputs a first output signal; a second detection unit that detects an impact generated at the oil pulse unit and outputs a second output signal; and a control unit that controls a rotation of the motor, wherein the control unit uses a portion of the second output signal based on the first output signal for control of the rotation of the motor.

    摘要翻译: 根据本发明的一个方面,提供了一种旋转打击工具,包括:马达; 由电机驱动的油压脉冲单元; 输出轴,其连接到所述油压单元,使得末端工具能够附接到所述输出轴; 第一检测单元,其检测电动机的旋转角度并输出第一输出信号; 第二检测单元,其检测在所述油压单元处产生的冲击并输出第二输出信号; 以及控制单元,其控制所述电动机的旋转,其中所述控制单元基于所述第一输出信号使用所述第二输出信号的一部分来控制所述电动机的旋转。

    Battery charging apparatus
    10.
    发明授权
    Battery charging apparatus 失效
    电池充电装置

    公开(公告)号:US07592780B2

    公开(公告)日:2009-09-22

    申请号:US11260422

    申请日:2005-10-28

    IPC分类号: H02J7/04

    摘要: A battery charging apparatus includes a switching power source supplying a current to a battery pack, an input voltage detecting unit detecting an input voltage of the switching power source, a charging current control unit that detects a charging current of the battery and controlling the charging current in accordance with a charging current set value, and a microcomputer detecting whether the current supplied to the battery to be charged is less than a predetermined value on the basis of a detection signal of the input voltage detecting unit and controls the charging current set value in accordance with the input voltage. When it is discriminated that the input voltage is less than a predetermined value on the basis of the detection signal, the microcomputer sets the charging current set value to be a value less than the predetermined value.

    摘要翻译: 电池充电装置包括向电池组提供电流的开关电源,检测开关电源的输入电压的输入电压检测单元,检测电池的充电电流并控制充电电流的充电电流控制单元 根据充电电流设定值,微型计算机根据输入电压检测单元的检测信号检测供给到要充电的电池的电流是否小于预定值,并控制充电电流设定值 按照输入电压。 当基于检测信号判断输入电压小于预定值时,微型计算机将充电电流设定值设定为小于预定值的值。