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    • 2. 发明授权
    • Apparatus for torque measurement on rotating torque shafts
    • 旋转扭矩轴转矩测量装置
    • US06318187B1
    • 2001-11-20
    • US09556412
    • 2000-04-24
    • Gerd GriepentrogGünter LinsReinhard Maier
    • Gerd GriepentrogGünter LinsReinhard Maier
    • G01L302
    • G01D5/28G01L3/12
    • Torque measurement is required in motors, in particular. It is already known to generate response signals in an axially offset manner at least at two points on a torque shaft by irradiating light onto the rotating torque shaft. An azimuthal offset of those signals produced by the torque over and above a rotary movement must be determined for evaluation purposes. An apparatus according to the invention for torque measurement on rotating torque shafts uses a continuous light beam to generate signals. A torsion-induced deflection of the light beam is geometrically amplified before an evaluation and an azimuthal offset is determined accurately therefrom as a time signal. The apparatus includes a device for generating optical response signals from at least two axially offset reflector systems at the torque shaft of the machine, which have individual concave mirrors in each case.
    • 特别是在电机中需要进行转矩测量。 已知通过将光照射到旋转扭矩轴上至少在扭矩轴上的两个点上以轴向偏移的方式产生响应信号。 为了评估目的,必须确定扭矩超过旋转运动产生的那些信号的方位偏移。 根据本发明的用于转矩转矩轴上的转矩测量的装置使用连续光束来产生信号。 在评估之前几何地放大光束的扭转引起的偏转,并且将准确地确定方位角偏移作为时间信号。 该装置包括用于在机器的扭矩轴处产生来自至少两个轴向偏移的反射器系统的光学响应信号的装置,其在每种情况下具有各自的凹面镜。
    • 6. 发明授权
    • Electronic switching device
    • 电子开关装置
    • US07206178B2
    • 2007-04-17
    • US10450408
    • 2001-12-03
    • Peter FriedrichsGerd GriepentrogReinhard MaierHeinz MitlehnerReinhold Schörner
    • Peter FriedrichsGerd GriepentrogReinhard MaierHeinz MitlehnerReinhold Schörner
    • H02H3/00
    • H03K17/08142H03K17/0828H03K2017/0806H03K2017/6875
    • A switching device includes a working circuit, to which an operating voltage can be or is applied to which has at least one electronic switching element. This switching element includes at least one control terminal for applying a switching signal and is switched off or switched on depending on the switching signal. At least one electronic protection element is for protecting the switching element in its switched state from excessive Joule losses in the event of danger, especially in the event of an overload or a short circuit. The protection element bears the predominant part of the operating voltage that is released at the working circuit. The switching device includes a switching-off device, which, in the event of danger, automatically switches the switching element to the switched off state, using the energy contained in the operating current or the operating voltage passing through the working circuit or the voltage that is released at the working circuit or at the protection element exceeds a predetermined upper limit value.
    • 开关装置包括工作电路,工作电压可以施加到其上,具有至少一个电子开关元件。 该开关元件包括用于施加开关信号的至少一个控制端子,并且根据开关信号而被切断或接通。 至少有一个电子保护元件用于在开关状态下保护开关元件免受过度焦耳损失的危害,特别是在过载或短路的情况下。 保护元件是工作电路释放的工作电压的主要部分。 开关装置包括关断装置,在危险的情况下,使用包含在工作电流中的能量或通过工作电路的工作电压或开关元件的电压,将开关元件自动切换到关闭状态 在工作电路处或在保护元件处被释放超过预定的上限值。