Patent ID: 11881204
Assignee: FORD GLOBAL TECHNOLOGIES, LLC
Field: Other consumer goods (Other fields)
Classification: CPC G  B | IPC B  G

Claim 0:
1. A dual-tone horn for a vehicle, comprising:
a nozzle configured to receive air, wherein the nozzle comprises a first portion comprising a first diameter and a second portion comprising a second diameter which is different than the first diameter;
a first scroll channel configured to receive air from the first portion to produce a first tone at a first frequency;
a second scroll channel configured to receive air from the second portion to produce a second tone at a second frequency;
a trumpet configured to emit a dyad created by a combination of the first tone and the second tone; and
a membrane for driving the air to the nozzle, the first scroll channel, and the second scroll channel,
wherein the membrane, the first portion, and the second portion are vertically aligned, and wherein the air travels through the first portion before entering the second portion.