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    • 2. 发明授权
    • Siren unit
    • 警号单位
    • US6005478A
    • 1999-12-21
    • US652449
    • 1996-09-05
    • John Anthony BorehamScott Herbert Harding
    • John Anthony BorehamScott Herbert Harding
    • B60R25/104G08B3/10G08B13/00G08B13/22G10K7/00G10K9/122B60Q1/00
    • B60R25/104G08B3/10
    • A siren unit including control means for controlling activation of a siren loudspeaker (8) at a selected frequency based on a frequency control signal, and input means for providing the frequency control signal to the control means. The input means further provides a volume control signal and a duration control signal. The siren loudspeaker (8) is activated in response to a trigger signal received by the input means which may be a plurality of predetermined data bits. The siren loudspeaker (8) can be activated on the basis of a data communications packet received and provided by the input means. The siren loudspeaker (8) is also activated when the data communications packet is not received.
    • PCT No.PCT / AU94 / 00754 Sec。 371日期:1996年9月5日 102(e)1996年9月5日PCT 1994年12月6日PCT PCT。 公开号WO95 / 16248 日期:1995年6月15日一种警报单元,包括用于基于频率控制信号以选定频率控制警报扬声器(8)的激活的控制装置,以及用于向控制装置提供频率控制信号的输入装置。 输入装置还提供音量控制信号和持续时间控制信号。 警报扬声器(8)响应于由输入装置接收的触发信号而被激活,输入装置可以是多个预定的数据位。 警报扬声器(8)可以基于由输入装置接收和提供的数据通信分组来激活。 当没有接收到数据通信包时,警报扬声器(8)也被激活。
    • 10. 发明申请
    • SIREN
    • 警笛
    • US20120152164A1
    • 2012-06-21
    • US13389614
    • 2010-08-03
    • Adam R. Menor
    • Adam R. Menor
    • G10K7/00
    • G10K7/06
    • A preferred siren including a base having a central axis and a peripheral wall circumscribed about the central axis to define an internal chamber. The peripheral wall includes a plurality of apertures in communication with the internal chamber. A rotor is disposed within the chamber and centrally aligned with the axis. The rotor includes a plurality of spaced apart fins radially disposed about the axis, each of the plurality of fins having an outermost portion at a peripheral edge of the rotor and an innermost portion located between the axis and the peripheral edge. An external housing cooperates with the base to enclose the rotor within the internal chamber, the external housing including a first plurality of ports and a second plurality of ports, the first and second plurality of ports being in fluid communication with the internal chamber of the base. A driver is coupled to the rotor and is powered by a supply of carbon-dioxide gas to rotate the rotor about the axis at a rotational speed such that external air is drawn through the first plurality of ports, into the chamber and out the second plurality of ports so as to generate an alarm sound having an intensity greater than 100 decibels (100 dB).
    • 包括具有中心轴线的基座和围绕中心轴线限定外围壁以限定内部腔室的首选警报器。 周壁包括与内室连通的多个孔。 转子设置在腔室内并且与轴线对准。 所述转子包括围绕所述轴线径向设置的多个间隔开的散热片,所述多个翅片中的每一个翅片在转子的周缘处具有最外侧部分,以及位于所述轴线与所述周边边缘之间的最内部分。 外壳与基座配合以将转子封闭在内室内,外壳包括第一多个端口和第二多个端口,第一和第二多个端口与底座的内室流体连通 。 驱动器联接到转子并且由二氧化碳气体供应来驱动转子围绕轴旋转,使得外部空气通过第一多个端口被拉出到腔室中并且流出第二多个 以产生强度大于100分贝(100dB)的警报声。