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1. 发明授权

US08627729B2 Method for manufacturing an ultrasonic transducer 失效
标题翻译：超声换能器的制造方法
公开(公告)号：US08627729B2
公开(公告)日：2014-01-14
申请号：US12640806
申请日：2009-12-17
申请人： Roland Mueller , Gerhard Hueftle , Michael Horstbrink , Tobias Lang , Sami Radwan , Bernd Kuenzl , Roland Wanja
发明人： Roland Mueller , Gerhard Hueftle , Michael Horstbrink , Tobias Lang , Sami Radwan , Bernd Kuenzl , Roland Wanja
IPC分类号： G01F1/66 , H01L41/22
CPC分类号： G10K11/02 , G01F1/662
摘要： A method for manufacturing an ultrasonic transducer for use in a fluid medium. At least one piezoelectric transducer element is joined directly or indirectly to at least one matching member for promoting vibration coupling between the piezoelectric transducer element and the fluid medium. A matching member is used which has at least one porous molding of a polymer.
摘要翻译：一种制造用于流体介质的超声换能器的方法。至少一个压电换能器元件直接地或间接地连接到至少一个匹配构件，用于促进压电换能器元件和流体介质之间的振动耦合。使用具有聚合物的至少一个多孔模制件的匹配构件。

2. 发明申请

US20130014592A1 ultrasonic transducer for use in a fluid medium 有权
标题翻译：用于流体介质的超声换能器
公开(公告)号：US20130014592A1
公开(公告)日：2013-01-17
申请号：US13520962
申请日：2010-12-07
申请人： Roland Mueller , Gerhard Hueftle , Michael Horstbrink , Tobias Lang , Sami Radwan , Bernd Kuenzl , Roland Wanja
发明人： Roland Mueller , Gerhard Hueftle , Michael Horstbrink , Tobias Lang , Sami Radwan , Bernd Kuenzl , Roland Wanja
IPC分类号： G01F1/66
CPC分类号： G01F1/662 , B06B1/0655 , G01F23/296 , G01N29/222 , G01N29/2437 , G10K11/004
摘要： An ultrasonic transducer for use in a fluid medium includes at least one housing, e.g., a sleeve, which has at least one interior space, and at least one transducer core having at least one electroacoustic transducer element is accommodated in the interior space. The housing has a housing wall at least partially enclosing the transducer core using at least one hollow space.
摘要翻译：用于流体介质的超声换能器包括至少一个具有至少一个内部空间的壳体，例如套筒，并且至少一个具有至少一个电声换能器元件的换能器芯体容纳在内部空间中。壳体具有至少部分地使用至少一个中空空间包围换能器芯的壳体壁。

3. 发明申请

US20120285260A1 Ultrasonic flow sensor for detecting a flow of a fluid medium 有权
标题翻译：用于检测流体介质流动的超声波流量传感器
公开(公告)号：US20120285260A1
公开(公告)日：2012-11-15
申请号：US13501393
申请日：2010-08-18
申请人： Roland Mueller , Gerhard Hueftle , Michael Horstbrink , Tobias Lang , Sami Radwan , Bernd Kuenzl , Roland Wanja
发明人： Roland Mueller , Gerhard Hueftle , Michael Horstbrink , Tobias Lang , Sami Radwan , Bernd Kuenzl , Roland Wanja
IPC分类号： G01F1/66
CPC分类号： G01F1/662 , G01F1/667
摘要： An ultrasonic flow sensor for detecting a flow of a fluid medium in a flow tube includes at least one first ultrasonic transducer, at least one second ultrasonic transducer, and at least one waveguide configured to conduct ultrasonic waves between the at least one first ultrasonic transducer and the at least one second ultrasonic transducer by reflection on walls of the waveguide, and to enable the fluid medium to flow through. The ultrasonic waves are able to propagate between the first ultrasonic transducer and the second ultrasonic transducer on at least two ultrasonic paths. Sound energies of the ultrasonic waves transmitted on the at least two different ultrasonic paths differ from one another by no more than a factor of 100.
摘要翻译：用于检测流管中的流体介质的流动的超声波流量传感器包括至少一个第一超声波换能器，至少一个第二超声波换能器和至少一个波导，所述至少一个波导被配置为在所述至少一个第一超声波换能器和所述至少一个第二超声波换能器通过在所述波导的壁上的反射，并且使得所述流体介质能够流过。超声波能够在至少两个超声波路径上在第一超声换能器和第二超声换能器之间传播。在至少两个不同的超声波路径上传输的超声波的声能彼此不同，不超过100。

4. 发明授权

US07966877B2 Heated hot-film air-mass sensor 有权
标题翻译：加热热膜空气传感器
公开(公告)号：US07966877B2
公开(公告)日：2011-06-28
申请号：US11887718
申请日：2006-02-23
申请人： Erhard Renninger , Gerhard Hueftle , Joerg Brueckner , Bernhard Opitz , Bernd Kuenzl , Uwe Konzelmann , Ulrich Wagner , Henning Marberg , Christoph Gmelin , Matthias Illian
发明人： Erhard Renninger , Gerhard Hueftle , Joerg Brueckner , Bernhard Opitz , Bernd Kuenzl , Uwe Konzelmann , Ulrich Wagner , Henning Marberg , Christoph Gmelin , Matthias Illian
IPC分类号： G01F1/692
CPC分类号： F02D41/187 , G01F1/692 , G01F1/6983 , Y10T29/4913
摘要： To determine air mass flows, especially for controlling internal combustion engines, a hot-film air-mass sensor is provided, which may be used especially for sensing air mass flows in the intake tract of an internal combustion engine. The hot-film air-mass sensor has a sensor chip having a sensor frame and a sensor diaphragm having at least one heating element and at least two temperature sensors. Furthermore, the hot-film air-mass sensor has a chip carrier for mounting the sensor chip, as well as at least one additional heating element. The sensor chip is able to be heated up using the at least one additional heating element, which is inserted into the chip carrier. Compared to the usual devices, the hot-film air-mass sensor has a lower susceptibility to contamination, especially by oil films.
摘要翻译：为了确定空气质量流量，特别是用于控制内燃机，提供了一种热膜空气质量传感器，其可以特别用于感测内燃机进气道中的空气质量流量。热膜空气质量传感器具有传感器芯片，传感器芯片具有至少一个加热元件和至少两个温度传感器的传感器框架和传感器隔膜。此外，热膜空气质量传感器具有用于安装传感器芯片的芯片载体，以及至少一个附加的加热元件。传感器芯片能够使用插入到芯片载体中的至少一个附加加热元件来加热。与常规装置相比，热膜空气质量传感器对污染的敏感性较低，特别是油膜。

5. 发明申请

US20120260742A1 ULTRASONIC TRANSDUCER FOR USE IN A FLUID MEDIUM 有权
标题翻译：超声波传感器用于流体介质
公开(公告)号：US20120260742A1
公开(公告)日：2012-10-18
申请号：US13501675
申请日：2010-09-09
申请人： Roland Mueller , Gerhard Hueftle , Michael Horstbrink , Tobias Lang , Sami Radwan , Bernd Kuenzl , Roland Wanja
发明人： Roland Mueller , Gerhard Hueftle , Michael Horstbrink , Tobias Lang , Sami Radwan , Bernd Kuenzl , Roland Wanja
IPC分类号： G01F1/66 , H01L41/22 , G01R3/00
CPC分类号： G01P5/24 , G01F1/662 , G01S7/521 , G10K11/004 , Y10T29/42
摘要： An ultrasonic transducer for use in a fluid medium is proposed. The ultrasonic transducer includes at least one transducer core which has at least one acoustic/electric transducer element, in particular a piezoelectric transducer element. The ultrasonic transducer furthermore includes at least one housing, at least one housing opening being at least partially sealed against the fluid medium with the aid of a sealing film which is connected to the transducer core. The sealing film has at least one expansion deformation which is configured to permit a relative movement between the transducer core and the housing.
摘要翻译：提出了一种用于流体介质的超声换能器。超声换能器包括至少一个换能器芯，其具有至少一个声/电换能器元件，特别是压电换能器元件。所述超声波换能器还包括至少一个外壳，至少一个壳体开口至少部分地通过连接到换能器芯的密封膜抵抗流体介质密封。密封膜具有至少一个膨胀变形，其被构造成允许换能器芯与壳体之间的相对移动。

6. 发明申请

US20110181322A1 Device and method for generating a current pulse 有权
标题翻译：用于产生电流脉冲的装置和方法
公开(公告)号：US20110181322A1
公开(公告)日：2011-07-28
申请号：US12930881
申请日：2011-01-18
申请人： Roland Mueller , Gerhard Hueftle , Michael Horstbrink , Tobias Lang , Sami Radwan , Bernd Kuenzl , Roland Wanja
发明人： Roland Mueller , Gerhard Hueftle , Michael Horstbrink , Tobias Lang , Sami Radwan , Bernd Kuenzl , Roland Wanja
IPC分类号： H03K3/02
CPC分类号： H03K3/64 , H03K3/02 , H03K5/04 , H03K5/156 , H03K2005/00293 , Y10T307/74 , Y10T307/766 , Y10T307/826 , Y10T307/937
摘要： A device for producing a current pulse includes supply terminals for providing a power supply voltage, and a switch which is situated in a control current branch between the supply terminals, which switch is configured to switch a control current through the control current branch as a function of an actuation signal. The device also has a current mirror having a control transistor and a signal transistor, the control transistor being situated in series to the first switch in the control current branch, and the signal transistor being configured to provide the current pulse as a function of the control current through the control transistor.
摘要翻译：用于产生电流脉冲的装置包括用于提供电源电压的电源端子和位于供电端子之间的控制电流分支中的开关，该开关被配置为将控制电流通过控制电流分支切换为功能的致动信号。该器件还具有电流镜，其具有控制晶体管和信号晶体管，控制晶体管与控制电流分支中的第一开关串联设置，并且信号晶体管被配置为提供作为控制的函数的电流脉冲电流通过控制晶体管。

7. 发明申请

US20100288055A1 TRANSIT TIME CORRECTION IN A FLOW SENSOR 审中-公开
标题翻译：流量传感器中的传输时间校正
公开(公告)号：US20100288055A1
公开(公告)日：2010-11-18
申请号：US12775707
申请日：2010-05-07
申请人： Roland Mueller , Gerhard Hueftle , Dirk Daecke , Bernhard Opitz , Michael Horstbrink , Frank Steuber , Tobias Lang , Sami Radwan , Bernd Kuenzl , Roland Wanja , Ralf Kieser
发明人： Roland Mueller , Gerhard Hueftle , Dirk Daecke , Bernhard Opitz , Michael Horstbrink , Frank Steuber , Tobias Lang , Sami Radwan , Bernd Kuenzl , Roland Wanja , Ralf Kieser
IPC分类号： G01F1/66
CPC分类号： G01F1/668 , G01F1/66 , G01F15/043
摘要： A sensor measures a flow quantity of a medium using a first wave converter and a second wave converter which faces the first wave converter, each of which emits and receives sound waves, and a device calculates the flow quantity on the basis of a first wave transit time from the first wave converter to the second wave converter, and on the basis of a second wave transit time from the second wave converter to the first wave converter. The device includes a unit for limiting the change to the flow quantity. In this manner, and the measurement may be carried out more accurately.
摘要翻译：传感器使用第一波转换器和面向第一波转换器的第二波转换器测量介质的流量，每个波变换器发射和接收声波，并且设备基于第一波过渡从第一波变换器到第二波转换器的时间，并且基于从第二波变换器到第一波转换器的第二波通过时间。该装置包括用于限制流量改变的单元。以这种方式，并且可以更准确地进行测量。

8. 发明申请

US20100154560A1 METHOD FOR MANUFACTURING AN ULTRASONIC TRANSDUCER 失效
标题翻译：制造超声波传感器的方法
公开(公告)号：US20100154560A1
公开(公告)日：2010-06-24
申请号：US12640806
申请日：2009-12-17
申请人： Roland MUELLER , Gerhard Hueftle , Michael Horstbrink , Tobias Lang , Sami Radwan , Bernd Kuenzl , Roland Wanja
发明人： Roland MUELLER , Gerhard Hueftle , Michael Horstbrink , Tobias Lang , Sami Radwan , Bernd Kuenzl , Roland Wanja
IPC分类号： G01F1/66 , H01L41/22
CPC分类号： G10K11/02 , G01F1/662
摘要： A method for manufacturing an ultrasonic transducer for use in a fluid medium. At least one piezoelectric transducer element is joined directly or indirectly to at least one matching member for promoting vibration coupling between the piezoelectric transducer element and the fluid medium. A matching member is used which has at least one porous molding of a polymer.
摘要翻译：一种制造用于流体介质的超声换能器的方法。至少一个压电换能器元件直接地或间接地连接到至少一个匹配构件，用于促进压电换能器元件和流体介质之间的振动耦合。使用具有聚合物的至少一个多孔模制件的匹配构件。

9. 发明授权

US07171865B2 Device for determining at least one parameter of a medium flowing in a conduit 有权
标题翻译：用于确定在导管中流动的介质的至少一个参数的装置
公开(公告)号：US07171865B2
公开(公告)日：2007-02-06
申请号：US10843020
申请日：2004-05-11
申请人： Gerhard Hueftle , Hans Beyrich , Bernd Kuenzl
发明人： Gerhard Hueftle , Hans Beyrich , Bernd Kuenzl
IPC分类号： G01P1/00
CPC分类号： G01D11/30 , G01D11/245
摘要： A device for determining at least one parameter of a medium which flows in a conduit has a fluid conduit part having a wall which forms a fluid conduit passage and has an insertion opening, a plug sensor having a sensor element, an insertion portion which is inserted through the insertion opening of the wall into the fluid conduit passage, an electrical connection portion which is not inserted into the fluid conduit passage, and a stop surface which abuts against a stop surface of the fluid conduit part, and mounting means for mounting the plug sensor on the fluid conduit part, the mounting means including a holding part which is pushed substantially perpendicular to an insertion direction of the plug sensor onto a connecting pipe of the fluid conduit part which surrounds the insertion opening, the holding part having at least one first portion abutting against a supporting surface of the connecting pipe and at least one second portion applying a pretensioning force to a securing surface of the plug sensor which faces away from the insertion portion of the plug sensor, so that a stop surface of the plug sensor abuts against the stop surface of the fluid conduit part.
摘要翻译：用于确定在管道中流动的介质的至少一个参数的装置具有流体导管部分，该流体导管部分具有形成流体导管通道并具有插入开口的壁，具有传感器元件的插头传感器，插入的插入部分通过壁的插入开口进入流体导管通道，未插入到流体导管通道中的电连接部分和与流体导管部分的止动表面抵接的止动表面，以及用于安装塞子的安装装置所述安装装置包括保持部，所述保持部基本上垂直于所述插塞传感器的插入方向被推入到围绕所述插入开口的所述流体导管部的连接管上，所述保持部具有至少一个第一部分抵靠连接管的支撑表面，以及至少一个第二部分，其将预张紧力施加到固定环 ce，其远离插头传感器的插入部分，使得插塞传感器的止动表面抵靠流体导管部分的止动表面。

10. 发明授权

US09097569B2 Ultrasonic transducer for use in a fluid medium 有权
标题翻译：用于流体介质的超声换能器
公开(公告)号：US09097569B2
公开(公告)日：2015-08-04
申请号：US13520962
申请日：2010-12-07
申请人： Roland Mueller , Gerhard Hueftle , Michael Horstbrink , Tobias Lang , Sami Radwan , Bernd Kuenzl , Roland Wanja
发明人： Roland Mueller , Gerhard Hueftle , Michael Horstbrink , Tobias Lang , Sami Radwan , Bernd Kuenzl , Roland Wanja
IPC分类号： G01F1/66 , B06B1/06 , G01F23/296 , G01N29/22 , G01N29/24 , G10K11/00
CPC分类号： G01F1/662 , B06B1/0655 , G01F23/296 , G01N29/222 , G01N29/2437 , G10K11/004
摘要： An ultrasonic transducer for use in a fluid medium includes at least one housing, e.g., a sleeve, which has at least one interior space, and at least one transducer core having at least one electroacoustic transducer element is accommodated in the interior space. The housing has a housing wall at least partially enclosing the transducer core using at least one hollow space.
摘要翻译：用于流体介质的超声换能器包括至少一个具有至少一个内部空间的壳体，例如套筒，并且至少一个具有至少一个电声换能器元件的换能器芯体容纳在内部空间中。壳体具有至少部分地使用至少一个中空空间包围换能器芯的壳体壁。

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