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    Device for producing high pressure in a fluid in miniature
    8.
    发明授权
    Device for producing high pressure in a fluid in miniature 失效
    用于在微型流体中产生高压的装置

    公开(公告)号：US06918547B2

    公开(公告)日：2005-07-19

    申请号：US10807447

    申请日：2004-03-24

    申请人： Joachim Jaeger ,  Pasquale Cirillo ,  Joachim Eicher ,  Johannes Geser ,  Bernhard Freund ,  Bernd Zierenberg

    发明人： Joachim Jaeger ,  Pasquale Cirillo ,  Joachim Eicher ,  Johannes Geser ,  Bernhard Freund ,  Bernd Zierenberg

    IPC分类号： A61M11/00 ,  A47K5/12 ,  A61M15/00 ,  B05B9/043 ,  B05B11/00 ,  B05B11/06 ,  B65D83/76 ,  F04B9/14 ,  F04B53/10 ,  F04B53/12 ,  F16K20060101

    CPC分类号： A61M15/0065 ,  A61M15/00 ,  A61M15/0068 ,  A61M15/0071 ,  A61M15/0081 ,  A61M2205/7545 ,  B05B11/00412 ,  B05B11/3001 ,  B05B11/3067 ,  B05B11/308 ,  B05B11/309 ,  B05B11/3091 ,  F04B53/125 ,  Y10T137/7909 ,  Y10T137/7913 ,  Y10T137/7916

    摘要： A miniaturized device for producing high pressure in a fluid imposes stringent requirements on the manufacturing process.The device according to the invention consists of a hollow piston displaceably mounted in a cylinder and a valve member which is guided by the hollow piston and mounted so as to be axially movable relative to the hollow piston. The valve member is arranged at one end of the hollow piston inside or immediately in front of the end of the hollow piston.The device is used in a mechanically operated high pressure atomizer. This consists of a two part housing which comprises a pump housing with nozzle, a blocking mechanism, a spring housing with spring, a non-pressurized storage container for the fluid and a medical counter integrated in the spring housing.The valve operates without any auxiliary force, closes very rapidly and is sealed tight against high pressure. The atomizer is safe and simple to operate and environmentally friendly. The fluid is metered extremely accurately.The atomizer is used, for example, to produce an inhalable aerosol of a liquid medicament without the use of propellant gas, at 320 bar, for example.

    摘要翻译： 用于在流体中产生高压的小型化装置对制造过程施加了严格的要求。 根据本发明的装置包括可移动地安装在气缸中的中空活塞和由中空活塞引导并安装成可相对于中空活塞轴向移动的阀构件。 阀构件布置在中空活塞的一端处于中空活塞的端部的内部或紧邻中空活塞端部的前方。 该设备用于机械操作的高压雾化器。 这包括两部分壳体，其包括具有喷嘴的泵壳体，阻塞机构，具有弹簧的弹簧壳体，用于流体的非加压存储容器和集成在弹簧壳体中的医疗计数器。 阀门没有任何辅助作用力，非常快速地关闭，并在高压下密封。 雾化器操作安全，操作简单，环保。 流体测量非常准确。 例如，雾化器用于例如在320巴下产生液体药物的可吸入气溶胶，而不使用推进剂气体。