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    • 1. 发明申请
    • Tensioner
    • 张紧器
    • US20090075768A1
    • 2009-03-19
    • US11900716
    • 2007-09-13
    • Alben D'SilvaJohn HarveyOliver Stegelmann
    • Alben D'SilvaJohn HarveyOliver Stegelmann
    • F16H7/08
    • F16H7/1281F16H7/1218F16H2007/081
    • A tensioner comprising a base, a pivot arm rotationally connected to the base, a pulley journalled to the pivot arm, a torsion spring engaged between the base and the pivot arm for biasing the pivot arm, a first damping member and a second damping member, each engaged with the base such that each cannot rotate with respect to the base but can move axially, a friction member connected to and rotationally moveable with the pivot arm, the friction member disposed between the first damping member and the second damping member, and the torsion spring exerting a normal force directly upon the first damping member, thereby pressing the first damping member and the second damping member into frictional engagement with the friction plate.
    • 张紧器,包括基座,旋转地连接到基座的枢转臂,枢轴枢转的滑轮;接合在基座和枢转臂之间以扭转枢转臂的扭转弹簧,第一阻尼构件和第二阻尼构件, 每个与所述基座接合,使得每个都不能相对于所述基座旋转,而是可以轴向移动;摩擦构件,其连接到所述枢转臂并且可旋转地移动,所述摩擦构件设置在所述第一阻尼构件和所述第二阻尼构件之间, 扭转弹簧直接施加在第一阻尼构件上的法向力,从而将第一阻尼构件和第二阻尼构件按压摩擦接合。
    • 2. 发明授权
    • Hybrid engine cooling system having electric motor with electro-magnetic
clutch
    • 具有电动离合器的电动机的混合发动机冷却系统
    • US5989151A
    • 1999-11-23
    • US132320
    • 1998-08-11
    • Peter A. KershawMarek HorskiAndrew LakerdasOliver Stegelmann
    • Peter A. KershawMarek HorskiAndrew LakerdasOliver Stegelmann
    • F01P7/04F01P7/08F04D25/02F04D25/06F16D27/112F01P7/02
    • F01P7/084F01P7/048F04D25/026F04D25/06F16D27/112Y10T477/327
    • A vehicle engine cooling system includes a coupling assembly to be connected to and rotated by a vehicle engine output shaft. An electric motor includes a motor shaft having first and second ends. An impeller is coupled to the first end of the motor shaft. A clutch structure is integral with the electric motor and includes an input member carried by the second end of the motor shaft for rotation therewith. An end of the coupling structure is operatively associated with the input member to cause rotation of the input member upon rotation of the coupling assembly. An electro-magnet structure is disposed about the input member. The clutch structure also includes output structure having a mounting member fixed to the motor shaft. A movable element, including magnetically permeable material, is mounted with respect to the mounting member for rotational movement therewith and for movement between a non-engaging position and an engaging position. A spring biases the movable element towards the non-engaging position. A switching structure is operatively associated with the electric motor and with the electro-magnet structure and is movable between a first position providing electric current to the electric motor and a second position providing electric current to the electro-magnet structure. When the switching structure is in the second position, the movable element moves to the engaging position. When the switching structure is moved to the first position, the electro-magnet structure is deenergized and the spring returns the movable element to the non-engaging position with.
    • 车辆发动机冷却系统包括连接到车辆发动机输出轴并由车辆发动机输出轴旋转的联接组件。 电动机包括具有第一和第二端的电动机轴。 叶轮联接到电动机轴的第一端。 离合器结构与电动机成一体,并且包括由马达轴的第二端承载的输入构件,用于与其一起旋转。 联接结构的端部与输入构件可操作地相关联,以在联接组件旋转时引起输入构件的旋转。 电磁体结构设置在输入构件周围。 离合器结构还包括具有固定到马达轴上的安装构件的输出结构。 包括导磁材料的可移动元件相对于安装构件安装以与其一起旋转运动并且用于在非接合位置和接合位置之间移动。 弹簧将可移动元件偏压到非接合位置。 开关结构与电动机和电磁体结构可操作地相关联,并且可以在向电动机提供电流的第一位置和向电磁体结构提供电流的第二位置之间移动。 当切换结构处于第二位置时,可移动元件移动到接合位置。 当切换结构移动到第一位置时,电磁体结构被断电,并且弹簧使可移动元件返回到非接合位置。
    • 6. 发明授权
    • Three-speed dual-winding direct current permanent magnet motor method
and apparatus
    • 三速双绕组直流永磁电机的方法和装置
    • US5925999A
    • 1999-07-20
    • US748644
    • 1996-11-13
    • Andrew LakerdasPeter A. KershawOliver Stegelmann
    • Andrew LakerdasPeter A. KershawOliver Stegelmann
    • H02K23/36H02P7/08H02P1/32
    • H02P7/08H02K23/36
    • A direct current motor having a primary armature winding, a secondary armature winding and a switching circuit adapted to selectively energize the primary winding and the secondary winding to achieve three-speed motor operation is disclosed. The system is adapted to achieve a high speed of the motor by energizing only the primary winding, a medium speed of the motor by energizing only the secondary winding, and a low speed of the motor by energizing both the primary winding and the secondary winding. The system also includes a voltage source providing a direct current level voltage with respect to an electric ground and a switching circuit adapted to operate the motor. The switching circuit is coupled to the voltage supply for energizing the primary winding only to achieve a high speed, energizing only the secondary winding to achieve a medium speed, and energizing both the primary winding and the secondary winding in series with each other to achieve a low speed. A method of operating the motor also disclosed.
    • 公开了一种直流电动机,其具有主电枢绕组,次级电枢绕组和适于选择性地激励初级绕组和次级绕组以实现三速电动机操作的开关电路。 该系统适于通过仅通过给次级绕组通电,通过仅通过次级绕组的通电来提供电动机的中速,以及通过使初级绕组和次级绕组通电来实现电动机的低速度。 该系统还包括提供相对于电接地的直流电平电压的电压源和适于操作电动机的开关电路。 开关电路被耦合到电压源,用于仅激励初级绕组以实现高速度,仅激励次级绕组以实现中等速度,并且使初级绕组和次级绕组两者彼此串联,以实现一个 低速。 还公开了一种操作电动机的方法。