ACOUSTIC COIN SENSOR
    1.
    发明申请
    ACOUSTIC COIN SENSOR 审中-公开
    声音硬币传感器

    公开(公告)号:WO2013169594A1

    公开(公告)日:2013-11-14

    申请号:PCT/US2013/039481

    申请日:2013-05-03

    Applicant: MEI, INC.

    CPC classification number: G01H15/00 G01S7/521 G01S15/10 G07D3/14 G07D9/04

    Abstract: The present invention relates to a capacity detector, a waveguide and a manifold for use with a coin sensor as well as methods for sensing a capacity of a coin receptacle. In one aspect, the waveguide for use with a coin sensor comprises an excitation end for receiving an acoustic signal, a horn end for disposition adjacent to a coin receptacle, and a conduit interconnecting the horn end and the excitation end. In embodiments, the horn end of the waveguide may define a horn selected from a tapered horn, an exponential horn, a tractrix horn, or a modified tractrix horn.

    Abstract translation: 本发明涉及用于硬币传感器的容量检测器,波导和歧管以及用于感测硬币容器的容量的方法。 在一个方面,用于硬币传感器的波导包括用于接收声信号的激励端,用于与硬币接收器相邻配置的喇叭端,以及将喇叭端和激励端相互连接的导管。 在实施例中,波导的喇叭端可以限定选自锥形喇叭,指数喇叭,大角架喇叭或修改的喇叭形喇叭的喇叭。

    DOCUMENT VALIDATOR SUBASSEMBLY
    2.
    发明申请

    公开(公告)号:WO2009042876A3

    公开(公告)日:2009-04-02

    申请号:PCT/US2008/077872

    申请日:2008-09-26

    Abstract: A subassembly includes a housing, a light pipe core having a top diffusing surface, a light control component associated with the top diffusing surface, and at least one light source coupled to the housing. Preferably, the light control component includes at least one aperture or an array of apertures, and can be made, for example of a plastic or polymer material. The apertures can be in the shape of elongated slits, although other shapes are suitable for some applications. The subassembly can be used in various applications including as part of a document validator.

    OPTICAL DETECTOR ARRANGEMENT FOR DOCUMENT ACCEPTOR
    4.
    发明申请
    OPTICAL DETECTOR ARRANGEMENT FOR DOCUMENT ACCEPTOR 审中-公开
    文件接收器的光检测器布置

    公开(公告)号:WO2008024863A2

    公开(公告)日:2008-02-28

    申请号:PCT/US2007/076556

    申请日:2007-08-22

    CPC classification number: G07D7/121 G02B6/0018 G02B6/0038

    Abstract: A sensor arrangement for a banknote validator or other document acceptor using optical transmissive measurements includes at least one light source located on a first side of a document path and arranged to transmit light around the document path to a second side of the document path, the second side being opposite the first side. Optical detectors are located on the first side of the document path and arranged to receive light sent from the light source and passing through the document transport path.

    Abstract translation: 用于使用光学透射测量的钞票验证器或其他文件接收器的传感器装置包括位于文档路径的第一侧上的至少一个光源,并被布置成将文档路径周围的光传输到文档路径的第二侧,第二个 一侧与第一侧相对。 光学检测器位于文件路径的第一侧,并被布置成接收从光源发送并通过文件传送路径的光。

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