Loud horn with respiration pipe and in particular for motor vehi

Details Loud horn with respiration pipe and in particular for motor vehi Loud horn with respiration pipe and in particular for motor vehi

1991-03-08

1993-12-14

Crosland, Donnie L.

Communications: electrical

Audible indication

Diaphragm

340387, 340404, 116137R, 116142R, G08B 300, G10K 900

Patent

active

052706800

ABSTRACT:
A loud horn for motor vehicles which comprises a hollow housing sealed off by a diaphragm and bearing a vibration electromagnetic generator inside the housing with a coil frame in which the housing is provided with a hole connecting the inside of the housing with the outside allowing for respiration of the loud horn. In order to communicate with said hole, the frame has at least one smaller diameter pipe in order to allow air to penetrate inside the housing, the pipe being provided with a filter preventing water from penetrating inside the loud horn.

REFERENCES:
patent: 4441099 (1984-04-01), Neese
patent: 4763109 (1988-08-01), Smith

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