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    • 1. 发明授权
    • Ink jet printer with bubble driven flexible membrane
    • 喷墨打印机带气泡驱动柔性膜
    • US4480259A
    • 1984-10-30
    • US403824
    • 1982-07-30
    • William P. KrugerJohn L. Vaught
    • William P. KrugerJohn L. Vaught
    • B41J2/05B41J2/14G01D15/18
    • B41J2/14064
    • An apparatus is disclosed for propelling ink droplets from an ink jet nozzle which uses an expanding bubble as a driving mechanism. Unlike other thermal ink jet devices, the ink itself is not used to provide the driving bubble. Rather a two fluid system is disclosed whereby a flexible membrane is used to maintain separation between a working fluid and the ink. A bubble is thermally created in the working fluid which distends the membrane and causes ink on the other side of the membrane to be expelled from an ink jet orifice. The membrane is in direct physical contact with the surface of the bubble-generating resistor and a quantity of the working fluid lies between the resistor and the membrane in pockets created by roughening the surface of the membrane or by roughening the surface of the resistor; alternatively, pockets between the membrane and the resistor may be provided by particulates contained within the working fluid which provide local separations of the membrane and the resistor.
    • 公开了一种用于从使用膨胀气泡作为驱动机构的喷墨嘴喷射墨滴的装置。 与其他热喷墨装置不同,油墨本身不用于提供驱动气泡。 相反,公开了两种流体系统,由此使用柔性膜来保持工作流体和油墨之间的分离。 在工作流体中产生气泡,其膨胀膜并使膜的另一侧上的油墨从喷墨孔排出。 膜与发泡电阻器的表面直接物理接触,并且一定量的工作流体位于电阻器和通过使表面粗糙化或通过使电阻器的表面粗糙化而形成的袋中的膜之间; 或者,膜和电阻器之间的袋可以由包含在工作流体内的颗粒提供,其提供膜和电阻器的局部分离。
    • 2. 发明授权
    • Multiconfiguration ionization source
    • 多构造电离源
    • US3992632A
    • 1976-11-16
    • US568499
    • 1975-04-16
    • William P. KrugerJohn A. Michnowicz
    • William P. KrugerJohn A. Michnowicz
    • H01J49/14H01J39/35
    • H01J49/147H01J49/145
    • This is an ion-producing source having a distinct chemical ionization configuration and a distinct electron impact configuration. In this source, a hollow chamber including an ion source and a source of sample molecules receives a hollow, slidable cylindrical member having a chemical ionization chamber within it. Orifices in the chamber and the cylindrical member connect the chemical ionization source chamber to the electron source and to the sample molecule source when the cylindrical member is pulled to one position. When the cylindrical member is pulled to another position, the slidable cylindrical member and the inside walls of the chamber define the ionization region to which the electron source and the sample molecule source are directly connected. By moving the cylindrical member, the ionization source can be changed from a chemical ionization source to an electron impact source.
    • 这是一种离子产生源,具有不同的化学电离结构和不同的电子轰击结构。 在该源中,包括离子源和样品分子源的中空室容纳在其内具有化学电离室的中空的可滑动的圆柱形构件。 当圆柱形构件被拉到一个位置时,室中的孔和圆柱形构件将化学电离源室连接到电子源和样品分子源。 当圆柱形构件被拉到另一位置时,可滑动的圆柱形构件和腔室的内壁限定了电子源和样品分子源直接连接到的电离区域。 通过移动圆柱形构件,电离源可以从化学电离源改变为电子冲击源。