Emergency evacuation oxygen mask
US12329993B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Dec 15, 2021 |
| Grant date | Jun 17, 2025 |
| Priority date | — |
| Expiry date | Mar 22, 2044 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B2213/005
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
Proposed is an emergency evacuation oxygen mask provided with a hood configured to be worn on a user's head and an oxygen canister configured to supply oxygen to the user who wears the hood. The emergency evacuation oxygen mask includes an upper cover in which the hood is accommodated, a female coupling portion coupled to a lower end portion of the upper cover and connected to an oxygen supply port that is provided at the hood, and a male coupling portion provided on the oxygen canister and coupled to the female coupling portion, wherein when the upper cover or the oxygen canister is rotated, oxygen is discharged from the oxygen canister.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.