Integrated diver face mask and ultrasound underwater voice communication apparatus
US5136555A · kind A · utility
53Cited by
34References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 5, 1991 |
| Grant date | Aug 4, 1992 |
| Priority date | — |
| Expiry date | Jul 5, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S367/901
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A novel totally integrated divers face mask and ultrasound underwater voice communication apparatus having integral transducer-transmit-receive-power source enclosures of low profile, flexible hands-free-voice or push-to-talk operation while submerged, and noise-cancelling microphone features for reducing bubble and vibration noise.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.