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    • 1. 发明授权
    • Pumping assembly with a grounding connection having sharp edges to bite into an insulating layer of the pump housing
    • 具有尖锐边缘的接地连接的泵送组件咬入泵壳体的绝缘层
    • US07927113B2
    • 2011-04-19
    • US12446061
    • 2007-09-20
    • Pascal ChaumetDetlef MarthErich JahrstorferIngo ImmendoerferPhilip De HaanBruno Schoener
    • Pascal ChaumetDetlef MarthErich JahrstorferIngo ImmendoerferPhilip De HaanBruno Schoener
    • H01R13/648
    • H02K11/026H02K5/148H02K11/01
    • Electric fuel pumps are already known with a pump housing and a ground terminal, which is provided on a terminal cover, for making contact with an electrical ground, in which the pump housing and the ground terminal are connected to one another via a ground connection, which has a first contact section for making contact with the pump housing and a second contact section for making contact with the ground terminal. The first contact section is provided on the outer circumference of a terminal cover and, after installation, is pressed with a contact pressure against the inner face of the pump housing. Since the inner face of the pump housing has increasingly been provided with an electrically insulating anticorrosion coating, however, when the terminal cover is pressed into the pump housing, touching contact with the pump housing does take place which is usually also electrically conductive, but as a result of the electrically insulating coating has a high electrical resistance. In the case of the conveying assembly according to the invention, the impedance of the contact-making is reduced. The invention provides that the first contact section is designed to have sharp edges in such a way that, when it is pushed into the pump housing, it passes locally through an electrically insulating layer formed on the pump housing.
    • 电动燃料泵已经是已知的,泵壳体和接地端子设置在端子盖上,用于与电接地接触,其中泵壳体和接地端子经由接地连接彼此连接, 其具有用于与泵壳体接触的第一接触部分和用于与接地端子接触的第二接触部分。 第一接触部设置在端子盖的外周,并且在安装之后,以与壳体的内表面接触的压力被按压。 然而,由于泵壳体的内表面越来越多地具有电绝缘防腐涂层,所以当端子盖被压入泵壳体时,会发生与泵壳体的接触接触,这通常也是导电的,但是作为 电绝缘涂层的结果具有高电阻。 在根据本发明的输送组件的情况下,接触制造的阻抗减小。 本发明提供了第一接触部分被设计成具有锋利的边缘,使得当其被推入泵壳体时,其通过局部通过形成在泵壳体上的电绝缘层。
    • 2. 发明申请
    • PUMPING ASSEMBLY
    • 抽水装置
    • US20100323552A1
    • 2010-12-23
    • US12446061
    • 2007-09-20
    • Pascal ChaumetDetlef MarthErich JahrstorferIngo ImmendoerferBruno SchoenerPhilip De HAAN
    • Pascal ChaumetDetlef MarthErich JahrstorferIngo ImmendoerferBruno SchoenerPhilip De HAAN
    • H01R4/26
    • H02K11/026H02K5/148H02K11/01
    • Electric fuel pumps are already known with a pump housing and a ground terminal, which is provided on a terminal cover, for making contact with an electrical ground, in which the pump housing and the ground terminal are connected to one another via a ground connection, which has a first contact section for making contact with the pump housing and a second contact section for making contact with the ground terminal. The first contact section is provided on the outer circumference of a terminal cover and, after installation, is pressed with a contact pressure against the inner face of the pump housing. Since the inner face of the pump housing has increasingly been provided with an electrically insulating anticorrosion coating, however, when the terminal cover is pressed into the pump housing, touching contact with the pump housing does take place which is usually also electrically conductive, but as a result of the electrically insulating coating has a high electrical resistance. In the case of the conveying assembly according to the invention, the impedance of the contact-making is reduced. The invention provides that the first contact section is designed to have sharp edges in such a way that, when it is pushed into the pump housing, it passes locally through an electrically insulating layer formed on the pump housing.
    • 电动燃料泵已经是已知的,泵壳体和接地端子设置在端子盖上,用于与电接地接触,其中泵壳体和接地端子经由接地连接彼此连接, 其具有用于与泵壳体接触的第一接触部分和用于与接地端子接触的第二接触部分。 第一接触部设置在端子盖的外周,并且在安装之后,以与壳体的内表面接触的压力被按压。 然而,由于泵壳体的内表面越来越多地具有电绝缘防腐涂层,所以当端子盖被压入泵壳体时,会发生与泵壳体的接触接触,这通常也是导电的,但是作为 电绝缘涂层的结果具有高电阻。 在根据本发明的输送组件的情况下,接触制造的阻抗减小。 本发明提供了第一接触部分被设计成具有锋利的边缘,使得当其被推入泵壳体时,其通过局部通过形成在泵壳体上的电绝缘层。
    • 6. 发明授权
    • Circuit arrangement for operating an electrical machine
    • 用于操作电机的电路装置
    • US07027315B2
    • 2006-04-11
    • US10466025
    • 2002-06-28
    • Juergen HalfmannIngo Immendoerfer
    • Juergen HalfmannIngo Immendoerfer
    • H02M3/18H02M7/5387
    • H02P6/085H02P6/28
    • A circuit arrangement for operating an electrical machine having an inductive component. The circuit arrangement includes an electrical switch (TR1 through TR6) that applies a pulse-shaped signal (S1 through S4) to the electrical machine. The free-running circuit also includes an electrical switch (TR1 through TR6). A comparator (15) is provided which compares the free-running current flowing in the free-running circuit with a predefined threshold value and, if the current drops below the threshold value, provides a switching signal (S3A) that is used to deactivate the switch (TR1 through TR6) in the free-running circuit. The circuit arrangement reduces both the electrical power loss in the circuit arrangement and the mechanical power loss in the electrical machine.
    • 一种用于操作具有感应部件的电机的电路装置。 电路装置包括向电机施加脉冲状信号(S1至S4)的电开关(TR 1至TR 6)。 自由运行电路还包括电开关(TR 1至TR 6)。 提供比较器(15),其将自由运行电路中流动的自由运行电流与预定义的阈值进行比较,并且如果电流下降到阈值以下,则提供切换信号(S 3A),其用于 在自由运行的电路中禁用开关(TR 1至TR 6)。 电路装置减小电路装置中的电功率损耗和电机中的机械功率损耗。