US 11,752,369 B2
Mask system for crew members of an aircraft
Patricia Kliem, Hamburg (DE)
Assigned to Airbus Operations GmbH
Filed by Airbus Operations GmbH, Hamburg (DE)
Filed on Mar. 19, 2020, as Appl. No. 16/823,672.
Claims priority of application No. 10 2019 107 980.2 (DE), filed on Mar. 28, 2019.
Prior Publication US 2020/0306568 A1, Oct. 1, 2020
Int. Cl. A62B 18/02 (2006.01); A62B 18/08 (2006.01); H04R 5/033 (2006.01)
CPC A62B 18/02 (2013.01) [A62B 18/082 (2013.01); B64D 2231/025 (2013.01); H04R 5/033 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A mask system for crew members of an aircraft, comprising:
a headphone part comprising two ear cups and an elastic headband bearing the ear cups;
a toothed wheel arranged on an inner side of and rigidly fastened in one of the two ear cups;
an oxygen mask part comprising an oxygen mask arranged pivotably on the headband; and
a spectacles part having protective spectacles arranged pivotably on the headband,
wherein the oxygen mask part is configured to make the oxygen mask, with headband mounted on a head, move into a usage setting and a rest setting, wherein the oxygen mask, in the usage setting, covers a mouth and nose of a user and, in the rest setting, lies at least partially above the headband mounted on a head, and
wherein the spectacles part is configured to make the protective spectacles, with headband mounted on the head, pivot into a usage setting and a rest setting, wherein the protective spectacles, in the usage setting, cover the eyes of a user and, in the rest setting, lie at least partially above the headband mounted on a head,
wherein the oxygen mask part comprises a lower band and an upper band, and a web of a flexible material is clamped and stretched between the lower band and the upper band, wherein the upper band is rigidly connected to the lower band via a bridge, the bridge and the toothed wheel having a mutually tailored toothing.