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    • 1. 发明申请
    • A LINEAR ACTUATOR WITH SELF-LOCKING SPINDLE
    • 带自锁主轴的直线执行器
    • WO2004027290A3
    • 2004-04-22
    • PCT/DK0300611
    • 2003-09-22
    • LINAK ASBASTHOLM JEPPE CHRISTIANWESTERMANN KARSTEN
    • BASTHOLM JEPPE CHRISTIANWESTERMANN KARSTEN
    • F16H25/20F16D41/20F16D65/28F16H25/24
    • F16H25/2454F16H2025/2463
    • An actuator, preferably a linear actuator for furniture, comprises a brake spring (20) in the form of a helical spring having a plurality of windings wound around a cy­lindrical element (10) of plastics rotatable at least during braking, said spring being tightened around the cylindrical element for braking. The frictional heat gen­erated hereby can cause the plastics to be deformed, which adversely affects the braking power. This is solved by providing the cylindrical element (10) consisting of plastics with an insert (12) of metal for carrying off the frictional heat preferably into other metal parts of the actuator that may serve as cooling faces. To carry off heat additionally, it is proposed to arrange a second heat-conducting element (18) in intimate contact with the outer side of the spring (20), said element be­ing likewise connected with other metal parts of the actuator that may serve as cooling faces.
    • 一种用于家具的致动器,优选为线性致动器,包括呈螺旋弹簧形式的制动弹簧(20),该弹簧具有缠绕在至少在制动期间可旋转的塑料的圆柱形元件(10)周围的多个绕组,所述弹簧围绕 用于制动的圆柱形元件。 由此产生的摩擦热可能导致塑料变形,这对制动功率有不利影响。 这通过提供由塑料制成的圆柱形元件(10)和金属插入件(12)来实现,以便将摩擦热优选地带入致动器的可用作冷却面的其他金属部件中。 为了额外地带走热量,建议将第二热传导元件(18)布置成与弹簧(20)的外侧紧密接触,所述元件同样与致动器的其他金属部件连接,所述金属部件可用作 冷却面。
    • 3. 发明申请
    • POWER SUPPLY WITH OUTPUT RECTIFIER
    • 输出整流器供电
    • WO2013004232A3
    • 2014-03-20
    • PCT/DK2012000078
    • 2012-07-02
    • LINAK ASBASTHOLM JEPPE CHRISTIAN
    • BASTHOLM JEPPE CHRISTIAN
    • H02M3/335
    • H02M3/33553H02M3/33569
    • The present invention relates to a power converter for converting power from a first voltage level at an input terminal to a second voltage level across an first and second output terminals, the power converter comprising, a first inductor, with one end connected to the input terminal and another end connected to a point with a switched voltage level, a first switch element with a first terminal connected to the point and a second terminal connected to ground and a second switch element connected in series with a capacitor through a first terminal, and a second terminal of the second switch element being connected to the point and the capacitor being terminated to ground, the first switch element is arranged for being operated with a first duty cycle (D), and wherein the second switch element is arranged for being operated with a second duty cycle (1-D), wherein the first and second switch elements are arranged to operated such that their conducting periods are complementary, wherein the switched voltage level at the point comprises of a first pulse generated when the first switch element conducts and a second pulse generated when the second switch element conducts. A magnetic coupled circuit arranged to transform the switched voltage at the midpoint through a primary inductor to a secondary inductor, a first end of the secondary inductor being connected to a first and second diode with opposite polarity, wherein the first diode is arranged to rectify the first pulse and the second diode is arranged to rectify the second pulse and a series connected output capacitor with a common point being connected between the first and second output terminals, the output of the first diode being connected to the first output terminal, the output of the second diode being connected to the second output terminal and the second end of the secondary inductor being connected to the common point.
    • 本发明涉及一种功率转换器,用于将功率从输入端的第一电压电平转换到跨越第一和第二输出端的第二电压电平,功率转换器包括:第一电感器,其一端连接到输入端 另一端连接到具有开关电压电平的点,具有连接到该点的第一端子的第一开关元件和连接到地的第二端子以及通过第一端子与电容器串联连接的第二开关元件,以及 所述第二开关元件的第二端子连接到所述点并且所述电容器端接到地,所述第一开关元件布置成以第一占空比(D)操作,并且其中所述第二开关元件布置成与 第二占空比(1-D),其中所述第一和第二开关元件被布置成使得它们的导通周期是互补的,其中t 他在包括当第一开关元件导通时产生的第一脉冲和当第二开关元件导通时产生的第二脉冲的点上切换电压电平。 一种磁耦合电路,被布置成将中间点处的开关电压通过初级电感器转换为次级电感器,次级电感器的第一端连接到具有相反极性的第一和第二二极管,其中第一二极管被设置为校正 第一脉冲和第二二极管被布置成对第二脉冲进行整流,并且串联的输出电容器具有连接在第一和第二输出端之间的公共点,第一二极管的输出连接到第一输出端,​​输出端 第二二极管连接到第二输出端子,次级电感器的第二端连接到公共点。
    • 5. 发明申请
    • MATCHING ENERGY CONSUMPTION OF AN ELECTRIC TRANSFORMER WITH ENERGY NEEDED BY A LINEAR ACTUATOR SYSTEM
    • 具有线性致动器系统所需能量的电力变压器的能量消耗匹配
    • WO2013071933A3
    • 2014-03-20
    • PCT/DK2012000121
    • 2012-11-13
    • LINAK AS
    • BASTHOLM JEPPE CHRISTIAN
    • H02M5/10G05F1/30H02J9/00H02M5/275
    • H02P13/00H02P25/06
    • This invention relates to a method of downscaling idle energy consumption of a transformer having a primary and a secondary side positioned between a linear actuator system connected to the secondary side and an electrical AC supply connected to the primary side, wherein the electrical AC supply e.g. from a supply network is supplying the linear actuator system with electricity and wherein the transformer is adapted for converting the output of the electrical supply to match the input requirements of the linear actuator system The method comprises the steps of connecting and disconnecting the connection between the primary side and the electrical supply for predefined periods. The invention further relates to a device for performing the method and a transformer comprising a device for performing the method.
    • 本发明涉及一种降低变压器的空闲能量消耗的方法,该变压器具有位于连接到次级侧的线性致动器系统与连接到初级侧的电气AC电源之间的初级侧和次级侧,其中, 从供电网络向线性致动器系统供电,并且其中变压器适于转换电源的输出以匹配线性致动器系统的输入要求。该方法包括以下步骤:连接和断开主要 侧和电源预定义的时间段。 本发明还涉及一种用于执行该方法的装置和一种包括用于执行该方法的装置的变压器。