Ultrasonic system
US4487073A · kind A · utility
8Cited by
5References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 25, 1983 |
| Grant date | Dec 11, 1984 |
| Priority date | — |
| Expiry date | Jan 25, 2003 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10K11/346
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An ultrasonic system for non-destructive testing in industry and for visualizing soft tissue structure in medical diagnosis using a coaxial transducer array formed of a plurality of annular transducer elements each having the same predetermined area. The area of each of the transducer elements and the radiating aperture of the array is chosen to provide a well-resolved narrow beam in accordance with the focal length along the axis of the array.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.