Fluid impermeable ultrasonic transducer
US11898993B2 · kind B2 · utility
0Cited by
12References
59Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 29, 2019 |
| Grant date | Feb 13, 2024 |
| Priority date | — |
| Expiry date | Aug 23, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R31/00
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A fluid impermeable transducer includes an assembly of a transducer head and a casing, and an actuator disposed in the casing rearward of the back of the transducer head and operable to transmit acoustic energy through the transducer head. The transducer head and casing define a working portion of the transducer that is fluid impermeable.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.