Bearing testing apparatus and method

    公开(公告)号:US10288525B2

    公开(公告)日:2019-05-14

    申请号:US15298905

    申请日:2016-10-20

    Abstract: A testing apparatus includes a chamber, having an interior maintained at a predetermined pressure, a rotor rotatably disposed within the interior of the chamber, and a sensor disposed within the interior of the chamber. When the rotor rotates, the at least one sensor measures a testing characteristic of an object disposed within the interior of the chamber as the object interacts with the rotating rotor. A method includes setting a predetermined pressure of a chamber, rotating a rotor, and maintaining a gap between a surface of an object to be tested and a surface of the rotor by adjusting, with an actuator, the object to be tested or the rotor based upon a change, as measured by a laser, in the dimension of the object to be tested or the rotor.

    Metamaterial null flux magnet bearing system

    公开(公告)号:US10533289B2

    公开(公告)日:2020-01-14

    申请号:US15471720

    申请日:2017-03-28

    Abstract: Non-contact bearing system, such as a magnetic levitation system, having a geometry. The geometry includes a plurality of track elements arranged to nest together in a length direction. The plurality of track elements are shaped to define at least an upper and a lower null flux crossing and the plurality of nested track elements form a conductive metamaterial. Method for constructing a metamaterial null flux magnetic levitation track with tessellating elements of stamped conductors.

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