Detachable inflight headset for civil aircraft

Acoustics – Anatomic or prosthetic relation – Ear and mouth

Patent

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Details

179156R, 179182A, H04M 105

Patent

active

045428034

ABSTRACT:
The present invention relates to a detachable inflight headset for civil aircraft, and in particular to one comprising a pair of earpieces each including a casing provided at the side portion with a recess which comes with two slits provided within the recess and separated by a V-shaped member, a pair of covering plates each embedded on one of the casings, a pair of ear cushions each mounted on one of the covering plates, a headband each end of which is slidably engaged with one of the casings, and a pair of acoustic pipes each connected to one of the casings.

REFERENCES:
patent: 3447160 (1969-06-01), Teder
patent: 3908200 (1975-09-01), Lundin
patent: 4189788 (1980-02-01), Schenke et al.
patent: 4472607 (1984-09-01), Houng

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