公开(公告)号：US20040221442A1

公开(公告)日：2004-11-11

申请号：US10865601

申请日：2004-06-10

Applicant: BAE SYSTEMS Information and Electronic Systems Integration Inc.

Inventor： Jason W. Osborn

IPC: H04R017/00

CPC classification number: B06B1/0611 ,  B06B1/0603 ,  B06B2201/74 ,  G10K9/125 ,  Y10T29/49002 ,  Y10T29/49005 ,  Y10T29/4908

Abstract: An acoustic transducer design having a slotted oval-shaped shell and active transducer elements located on the inner surface of the shell is disclosed. The design provides a high power, ultra-low frequency oval projector having a number of applications, including underwater seismic prospecting and fish mitigation.