| 摘要 |
A bill-receiving apparatus includes a shell, a front cover, a bill-feeding mechanism and a sensor assembly. The front cover is attached to a front side of the shell. The front cover includes a slot through which a bill can be inserted into the shell. The bill-feeding mechanism can feed the bill. The bill-feeding mechanism includes two pulley-belt modules each mounted on a side of the shell. The sensor assembly includes an upper sensor box and a lower sensor box. Each of the upper and lower sensor boxes includes a control board, a protective element and a body. At least one sensor is mounted on the control board. The protective element includes at least one bubble enclosing the at least one sensor. The body includes at least one window in which the at least one bubble is disposed.
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