Orifice insertion devices and methods
US8047207B2 · kind B2 · utility
85Cited by
19References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 22, 2008 |
| Grant date | Nov 1, 2011 |
| Priority date | — |
| Expiry date | Jan 31, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R25/656
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Methods and devices for sealing an orifice are provided. A sealing element is inserted into an orifice. A fluid is transferred into the sealing element. Fluid transfer into the sealing element is restricted when a pressure in the sealing element is greater than a threshold value.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.