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    • 5. 发明授权
    • Electric hand-held power tool with a shut-off delay device
    • 电动手持式电动工具,具有关闭延迟装置
    • US08305042B2
    • 2012-11-06
    • US11997020
    • 2007-03-27
    • Bernd WirnitzerRainer Glauning
    • Bernd WirnitzerRainer Glauning
    • H02J7/00H02H3/24
    • H02J7/0031G01R31/3606H01M10/48H02J2007/004
    • The invention relates to a handheld electrical machine tool having at least one electrical drive, at least one electrical device requiring electrical energy for its operation, a shut-off delay apparatus for the electrical drive and/or the electrical device and having at least one rechargeable battery for the electrical supply to the drive and the electrical device. Provision is made for the handheld electrical machine tool to have an exhaustive discharge protection apparatus (8), which predetermines the delay time (t) of the shut-off delay apparatus (3) as a function of the state of charge of the rechargeable battery (9) detected by it. In addition, the invention relates to a corresponding method.
    • 本发明涉及一种具有至少一个电驱动器的手持式电机工具,至少一个需要用于其操作的电能的电气装置,用于电力驱动器和/或电气装置的截止延迟装置,并且具有至少一个可再充电 电池用于驱动器和电气设备的电源。 为手持式电气机床提供了一种详尽的放电保护装置(8),其根据可再充电电池的充电状态预先确定关断延迟装置(3)的延迟时间(t) (9)。 此外,本发明涉及相应的方法。
    • 7. 发明授权
    • Method for starting a sensorless, electronically commutatable direct current motor
    • 启动无传感器,电子可换向直流电机的方法
    • US07511439B2
    • 2009-03-31
    • US10593184
    • 2005-02-04
    • Volker BoschBernd Wirnitzer
    • Volker BoschBernd Wirnitzer
    • H02P25/08
    • H02P6/185H02P6/182H02P6/22H02P29/0241
    • A method for starting a sensorless, electronically commutatable direct current motor, having a permanent-magnetically excited rotor in which the stator carries a three-phase stator winding, whose regulated supply of current from a direct voltage source is already made possible from the standstill state. To that end, by the control device used, at rotor standstill and at the onset of the startup operation in the range below a minimum value of the rotor rpm, first the position of the rotor is ascertained, and then via the switching device, a regulated initial supply of current to the phase windings of the stator is generated, while after the predetermined minimum value of the rotor rpm is attained, the control device receives position signals as rotor position signals for a self-commutation of the motor, which signals are derived directly from the third and/or further odd-numbered harmonics of the phase voltages, and from these position signals furnishes control signals to the switching device for supplying current to the phase windings in normal operation.
    • 一种用于启动无传感器电子可换向直流电动机的方法,其具有永磁励磁转子,其中定子承载三相定子绕组,其从直流电压源调节的电流供应已经可以从停止状态 。 为此,通过使用的控制装置,在转子静止状态下,在起动运转开始时,转子转速的最小值以下的范围,首先确定转子的位置,然后经由开关装置 产生对定子的相绕组的初始电流的限制,而在达到转子转速的预定最小值之后,控制装置接收位置信号作为电动机的自换向的转子位置信号,这些信号是 从相位电压的第三和/或另外的奇数次谐波导出,并且从这些位置信号,向开关装置提供控制信号,以在正常操作中向相绕组提供电流。
    • 8. 发明申请
    • Method For Starting A Sensorless, Electronically Commutatable Direct Current Motor
    • 启动无传感器,电子可换向直流电机的方法
    • US20070210732A1
    • 2007-09-13
    • US10593184
    • 2005-02-04
    • Volker BoschBernd Wirnitzer
    • Volker BoschBernd Wirnitzer
    • H02P6/22
    • H02P6/185H02P6/182H02P6/22H02P29/0241
    • A method for starting a sensorless, electronically commutatable direct current motor, having a permanent-magnetically excited rotor in which the stator carries a three-phase stator winding, whose regulated supply of current from a direct voltage source is already made possible from the standstill state. To that end, by the control device used, at rotor standstill and at the onset of the startup operation in the range below a minimum value of the rotor rpm, first the position of the rotor is ascertained, and then via the switching device, a regulated initial supply of current to the phase windings of the stator is generated, while after the predetermined minimum value of the rotor rpm is attained, the control device receives position signals as rotor position signals for a self-commutation of the motor, which signals are derived directly from the third and/or further odd-numbered harmonics of the phase voltages, and from these position signals furnishes control signals to the switching device for supplying current to the phase windings in normal operation.
    • 一种用于启动无传感器电子可换向直流电动机的方法,其具有永磁励磁转子,其中定子承载三相定子绕组,其从直流电压源调节的电流供应已经可以从停止状态 。 为此,通过使用的控制装置,在转子静止状态下,在起动运转开始时,转子转速的最小值以下的范围,首先确定转子的位置,然后经由开关装置 产生对定子的相绕组的初始电流的限制,而在达到转子转速的预定最小值之后,控制装置接收位置信号作为电动机的自换向的转子位置信号,这些信号是 从相位电压的第三和/或另外的奇数次谐波导出,并且从这些位置信号,向开关装置提供控制信号,以在正常操作中向相绕组提供电流。
    • 10. 发明申请
    • Electric Hand-Held Power Tool with a Shut-Off Delay Device
    • 具有关断延迟装置的电动手持式电动工具
    • US20080224666A1
    • 2008-09-18
    • US11997020
    • 2007-03-27
    • Bernd WirnitzerRainer Glauning
    • Bernd WirnitzerRainer Glauning
    • H02J7/00
    • H02J7/0031G01R31/3606H01M10/48H02J2007/004
    • The invention relates to a handheld electrical machine tool having at least one electrical drive, at least one electrical device requiring electrical energy for its operation, a shut-off delay apparatus for the electrical drive and/or the electrical device and having at least one rechargeable battery for the electrical supply to the drive and the electrical device. Provision is made for the handheld electrical machine tool to have an exhaustive discharge protection apparatus (8), which predetermines the delay time (t) of the shut-off delay apparatus (3) as a function of the state of charge of the rechargeable battery (9) detected by it. In addition, the invention relates to a corresponding method.
    • 本发明涉及一种具有至少一个电驱动器的手持式电机工具,至少一个需要用于其操作的电能的电气装置,用于电力驱动器和/或电气装置的截止延迟装置,并且具有至少一个可再充电 电池用于驱动器和电气设备的电源。 为手持式电气机床提供了一种详尽的放电保护装置(8),其根据可再充电电池的充电状态预先确定关断延迟装置(3)的延迟时间(t) (9)。 另外,本发明涉及相应的方法。