Emergency underwater miniaturized breathing device
US9994292B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Apr 22, 2015 |
| Grant date | Jun 12, 2018 |
| Priority date | — |
| Expiry date | Apr 12, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA62B9/02
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A miniature breathing device for underwater breathing that can be worn on a person during water activities. A small form factor and lightweight housing suitable for submerging in shallow water. The small form factor preventing disruption of activities of a user undertaken while wearing the miniature breathing device. A canister within the housing stores a mixture of compressed air. An actuator on the housing to controllably releases the compressed air from the canister. A regulator piston within the housing is shaped with chambers to decompress the compressed air to breathable form. A mouthpiece opening of the housing provides breathable air to lips of a user. A strap secures the miniature breathing device to the user during activities.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.