Pressure balancing device
US8689620B2 · kind B2 · utility
6Cited by
21References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 3, 2011 |
| Grant date | Apr 8, 2014 |
| Priority date | — |
| Expiry date | Jun 5, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01L19/0645
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A pressure balancing device for a transducer is provided. The pressure balancing device comprises: a pressure transmission device having a cross-sectional area and arranged, in use, to be exposed to a fluid; and a fluid chamber having a hollow shaft, the fluid chamber being arranged to be acted on by the pressure transmission device; wherein the cross-sectional area of the hollow shaft is less than the cross-sectional area of the pressure transmission device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.