FIELD: transport.
SUBSTANCE: proposed mask serves to protect pilot. Oxygen mask comprises rigid carcass with nose cavity, face sides, lower part with expiration valve fastening surface, glasses, mask fastening to protective helmet and inspiration valve, hose with suction tube and interference compensator tube. Obturator is arranged inside aforesaid carcass. Note here that the latter features higher rigidity ensured by carcass lower part embracing chin and changing into face side. Besides, it is furnished with human nose outline shaper arranged between obturator and mask case inner surface atop nose cavity.
EFFECT: tight fit with pilot face, simple design and comfortable fit.
2 cl, 3 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| OXYGEN MASK FOR AIRCRAFT PASSENGERS | 2019 |
|
RU2722489C1 |
| SYSTEM FOR PERSONIFIED EMERGENCY ALERT IN HIGH-ALTITUDE FLIGHT | 2019 |
|
RU2717738C1 |
| PILOT'S OXYGEN MASK | 2008 |
|
RU2378025C1 |
| PROTECTIVE MASK WITH HEAT EXCHANGER | 2021 |
|
RU2753030C1 |
| METHOD FOR CREATING EXCESS PRESSURE IN THE UNDER-MASK SPACE | 2022 |
|
RU2790084C1 |
| PROTECTIVE HELMET | 2012 |
|
RU2499623C1 |
| OPEN-TYPE FACE MASK | 2021 |
|
RU2766293C1 |
| INDIVIDUAL RESPIRATORY APPARATUS | 2002 |
|
RU2203704C1 |
| PANORAMIC MASK WITH ANNULAR MEMBRANE VALVE | 2008 |
|
RU2377038C1 |
| SET OF OXYGEN EQUIPMENT AND EQUIPMENT FOR JUMPING FROM A HIGH ALTITUDE | 2021 |
|
RU2781106C1 |
