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    • 2. 发明授权
    • Infinitely variable transmission with two pairs of conical flanges
    • 无级变速器带两对锥形法兰
    • US06174253B1
    • 2001-01-16
    • US09216074
    • 1998-12-18
    • Bernhard WalterKurt GraefRainer Eidloth
    • Bernhard WalterKurt GraefRainer Eidloth
    • F16H918
    • F16H61/66272F16H9/18
    • An infinitely variable transmission has a first pair of conical flanges arranged on a first shaft and a second pair of conical flanges arranged on a second shaft, where each pair has an axially movable flange and an axially fixed flange. A torque-transmitting means is disposed between the pairs of conical flanges. Piston/cylinder units and plenum chambers comprising circular ring-shaped elements serve to apply pressure to and effect axial movement of the movable conical flanges. The ring-shaped elements have radially inner portions with openings to receive the shafts. The radially inner portion of at least one of the ring-shaped elements has a welded seam connecting the ring-shaped element to the shaft received by its opening.
    • 无级变速器具有布置在第一轴上的第一对锥形凸缘和布置在第二轴上的第二对锥形凸缘,其中每对具有可轴向移动的凸缘和轴向固定的凸缘。 扭矩传递装置设置在成对的锥形凸缘之间。 包括圆环形元件的活塞/气缸单元和增压室用于向可动圆锥形凸缘施加压力并实现轴向运动。 环形元件具有带开口的径向内部部分以容纳轴。 至少一个环形元件的径向内部具有将环形元件连接到由其开口接收的轴的焊缝。
    • 10. 发明授权
    • Pressure sensing device with moisture filter
    • 带湿气过滤器的压力传感装置
    • US06675654B2
    • 2004-01-13
    • US10138519
    • 2002-05-06
    • Frank HegnerAndreas RossbergElke SchmidtUlfert DrewesMichael KirstBernhard Walter
    • Frank HegnerAndreas RossbergElke SchmidtUlfert DrewesMichael KirstBernhard Walter
    • G01L708
    • B01D39/2093
    • A chamber in the interior of a housing communicates with the environment of the housing by means of a gas esxchange path, wherein a filter element with a hydrophobic and/or hydrophobicized, nanoporous material is placed in the gas exchange path. The chamber serves, e.g. to accomodate electronic circuitry, or it is chamed as a reference pressure chamber of a relative pressure sensor. The relative pressure sensor according to the present invention for capturing a measured pressure with respect to a reference pressure comprises a reference pressure path 23 which extends between a surface which can be exposed to the reference pressure and an opening in a reference pressure chamber 22, a filter element 30 which is arranged in the reference pressure path comprising a hydrophobic or hydrophobicized, nanoporous material. The filter element allows pressure compensation on account of its permeability to N2 and O2, while water molecules are selectively blocked. The nanoporous material preferably comprises an inorganic material, in particular Al2O3, TiO2 or SiO2. The nanoporous material is preferably hydrophobic and/or can be impregnated with a hydrophobic layer, preferably a silane, in order to optimize the hydrophobic properties.
    • 壳体内部的腔室通过气体交换路径与壳体的环境连通,其中具有疏水和/或疏水化的纳米多孔材料的过滤元件被放置在气体交换路径中。 该室供应,例如 以适应电子电路,或者将其作为相对压力传感器的参考压力室进行加工。 根据本发明的用于捕获相对于参考压力的测量压力的相对压力传感器包括在可暴露于参考压力的表面和参考压力室22中的开口之间延伸的参考压力路径23, 过滤元件30布置在参考压力路径中,包括疏水或疏水化的纳米多孔材料。 过滤元件由于其对N2和O2的渗透性而允许压力补偿,而水分子被选择性地阻挡。 纳米多孔材料优选包含无机材料,特别是Al 2 O 3,TiO 2或SiO 2。 纳米多孔材料优选是疏水性的和/或可以用疏水层,优选硅烷浸渍,以优化疏水性质。