Device for providing a liquid additive
    1.
    发明申请
    Device for providing a liquid additive 有权
    用于提供液体添加剂的装置

    公开(公告)号:US20150292382A1

    公开(公告)日:2015-10-15

    申请号:US14435220

    申请日:2013-10-10

    Abstract: A device for providing a liquid additive includes an assembly main body on which at least one hydraulic component is mounted for the operation of the device. A plug-in plate is fastened to the assembly main body and at least one electric heater and at least one further electrical component for the operation of the device are mounted on the plug-in plate. The at least one electric heater extends from the plug-in plate into at least one cutout of the assembly main body. A motor vehicle having the device is also provided.

    Abstract translation: 用于提供液体添加剂的装置包括组装主体,其上安装有至少一个液压部件用于装置的操作。 插入板被固定到组件主体上,并且至少一个电加热器和用于操作装置的至少一个另外的电气部件安装在插入板上。 所述至少一个电加热器从所述插入板延伸到所述组件主体的至少一个切口中。 还提供了具有该装置的机动车辆。

    Device for delivering a liquid additive
    3.
    发明授权
    Device for delivering a liquid additive 有权
    用于输送液体添加剂的装置

    公开(公告)号:US09587544B2

    公开(公告)日:2017-03-07

    申请号:US14773219

    申请日:2014-02-25

    Abstract: A device for delivering a liquid additive includes: a tank configured to store the liquid additive; a pump; a suction point at which the liquid additive can be sucked out of the tank by the pump; and a filter at least partially delimiting an intermediate space between the filter and the suction point and separating the intermediate space from an interior space of the tank. The filter has a filter surface with a top edge and a bottom edge, the top edge and the bottom edge being spaced apart from one another in a vertical direction by 30 mm to 80 mm and the suction point being positioned at most 5 mm below the top edge in the vertical direction.

    Abstract translation: 用于输送液体添加剂的装置包括:被配置为储存液体添加剂的罐; 一个泵 液体添加剂可通过泵从罐中吸出的吸入点; 以及过滤器,其至少部分地限定过滤器和抽吸点之间的中间空间,并且将中间空间与罐的内部空间分离。 该过滤器具有带有顶部边缘和底部边缘的过滤器表面,顶部边缘和底部边缘在垂直方向上彼此间隔开30mm至80mm,并且吸入点位于下方至多5mm处 在垂直方向的顶边。

    Method for determining the fill state in a tank utilizing ultrasonic waves and reference surfaces

    公开(公告)号:US10386221B2

    公开(公告)日:2019-08-20

    申请号:US15405897

    申请日:2017-01-13

    Abstract: The disclosure relates to a method for determining a level of a liquid in a tank with an ultrasonic fill state sensor and at least two reference surfaces for reflecting an ultrasonic wave transmitted by the ultrasonic fill state sensor. A first reference surface is arranged below a second reference surface. The method includes determining a first propagation speed of an ultrasonic wave to the first reference surface on a first measurement path and a second propagation speed from the first reference surface to the second reference surface on a second measurement path. The method also includes measuring a propagation time of an ultrasonic wave from the ultrasonic fill state sensor to a liquid level of the liquid in the tank, selecting the first propagation speed or the second propagation speed based on at least one selection criterion, and calculating a fill state using the propagation time measured.

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