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Subsidiary loudspeaker for vehicles and bikes

  • US 10,017,008 B1
  • Filed: 06/16/2017
  • Issued: 07/10/2018
  • Est. Priority Date: 06/16/2017
  • Status: Active Grant
First Claim
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1. A subsidiary loudspeaker for vehicles and bikes, comprising:

  • a tail pipe, a host module and an external controller, wherein;

    the tail pipe, which includes an housing and a speaker, an internal space and a sound output are set on the housing, the speaker is set inside the internal space and fixed to the housing;

    the host module, which includes a power rotation speed and vehicle speed detection unit, a central processing unit, a receiving unit and an output unit;

    the power rotation speed and vehicle speed detection unit is used to detect the power rotation speed and vehicle speed of vehicles and transmit to the central processing unit;

    the central processing unit is used to operate parameter values detected by the power rotation speed and vehicle speed detection unit and setting values of imitation commands of the external controller to output a control signal to the output unit;

    a connecting cable is used to connect the output unit with the speaker, the control signal output by the central processing unit is provided to control the sound output of the speaker;

    the external controller, which is provided to output the imitation command to the receiving unit of the host module wirelessly according to driver'"'"'s operation commands, the imitation command includes a type of imitated sound and a setting volume;

    the housing includes a rear housing, a front oblique cover, and a central housing located between the rear housing and the front oblique cover, the internal space of the housing is defined by the central housing, the rear housing, and the front oblique cover; and

    an airtight gasket located between the rear housing and the central housing, the speaker is connected to the airtight gasket.

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