Dry powder nebulizer
    481.
    发明授权
    Dry powder nebulizer 有权
    干粉雾化器

    公开(公告)号:US09078985B2

    公开(公告)日:2015-07-14

    申请号:US13583606

    申请日:2011-03-08

    Abstract: A dry powder delivery device may be configured to provide micronized dry powder particles to airways of a user. The device may include a cylindrical container delimiting a chamber containing at least one magnetically-responsive object, a motor external to said chamber, a magnet external to the chamber and rotatably coupled with the motor, and an outflow member configured to direct airflow to a user. The magnetically-responsive object may be coated with micronized dry powder particles, and the motor may be operable to rotate the magnet about an axis. Rotation of the magnet creates a magnetic field that causes the magnetically-responsive object to move in response to the magnetic field and collide with a side wall of the container to deaggregate the dry powder particles and aerosolize the dry powder in the chamber.

    Abstract translation: 干粉递送装置可以被配置为向使用者的气道提供微粉化的干粉颗粒。 该装置可以包括限定容纳至少一个磁响应物体的腔室的圆柱形容器,在该腔室外部的电动机,该腔室外部的磁体并与该电动机可旋转地联接;以及流出部件,其将气流引导至使用者 。 磁性响应物体可以涂覆有微粉化的干粉末颗粒,并且电动机可操作以使磁体围绕轴旋转。 磁体的旋转产生磁场,使得响应于磁场的磁响应物体移动并与容器的侧壁碰撞,以使干粉颗粒解聚并使空腔中的干粉雾化。

    Method and apparatus for fabrication of controlled chirp gratings
    490.
    发明授权
    Method and apparatus for fabrication of controlled chirp gratings 有权
    用于制造可控啁啾光栅的方法和装置

    公开(公告)号:US08908724B1

    公开(公告)日:2014-12-09

    申请号:US13843332

    申请日:2013-03-15

    Abstract: In some aspects of the present application, an apparatus for producing an interference pattern on a photosensitive portion formed on a surface of a sample is disclosed. The apparatus can include an optical system for providing interference between two coherent spherical wavefronts impinging on a thin-film photosensitive material formed on a surface of a sample, wherein a plane of the surface normal of the sample is arranged at an angle with respect to a plane defined by center propagation vectors of the two coherent spherical wavefronts; and one or more actuating elements operable to actuate one or more optical elements in the optical system, the sample, or both the one or more optical elements and the sample in one or more degrees of freedom to control a relative magnitude of a longitudinal and a transverse chirp of the interference pattern.

    Abstract translation: 在本申请的一些方面,公开了一种用于在形成在样品表面上的感光部分上产生干涉图案的装置。 该装置可以包括光学系统,用于提供入射到形成在样品表面上的薄膜感光材料上的两个相干球面波前的干涉,其中样品的表面法线的平面相对于 由两个相干球面波前的中心传播矢量定义的平面; 以及一个或多个致动元件,其可操作以一个或多个自由度致动所述光学系统,所述样品或所述一个或多个光学元件和所述样品中的一个或多个光学元件,以控制纵向和纵向的相对幅度 横向啁啾的干涉图案。

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