VEHICLE APPROACH NOTIFICATION UNIT
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United States of America Patent
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N/A
Issued Date -
Oct 10, 2013
app pub date -
Mar 18, 2013
filing date -
Apr 5, 2012
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A vehicle approach notification unit is mounted to a sound tube of an electromagnetic warning device producing a warning sound, and includes a dynamic speaker that produces a notification sound notifying a presence of a vehicle. The dynamic speaker is mounted to the sound tube and outputs the notification sound through the sound tube to outside of the vehicle. The sound tube has a warning sound outlet at an end of the sound tube and a through hole at a position different from the warning sound outlet.
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