Back to results
US 10,948,619 B2Granted
Acoustic transducer
AssigneeSchlumberger Technology Corporation
InventorsYoshino Matsumoto, Kiyomitsu Hikida
Life of this patent
Estimating the term…
Abstract
An acoustic transducer is provided. The acoustic transducer includes a housing, a backing, a piezocomposite element adjacent the backing within the housing, and a diaphragm covering on an outward facing surface of the piezocomposite element.
Claims16
An acoustic transducer comprising:
- a housing;
- a backing;
- a piezocomposite element adjacent the backing within the housing;
- and
- a diaphragm covering and immediately adjacent to an outward facing surface of the piezocomposite element and the diaphragm covering a side surface of the piezocomposite element, the diaphragm providing uniform pressure to the outward facing surface and the side surface of the piezocomposite element when exposed to environmental pressure.
2 more elements
A downhole tool comprising an acoustic transducer, wherein the acoustic transducer comprises:
- a housing;
- a backing;
- a piezocomposite element adjacent the backing within the housing;
- and a diaphragm covering and immediately adjacent to an outward facing surface of the piezocomposite element and the diaphragm covering a side surface of the piezocomposite element, the diaphragm providing uniform pressure to the outward facing surface and the side surface of the piezocomposite element when exposed to environmental pressure.
1 more element
Dependencies are inferred from the claim text.