US 7,483,339 B2
Acoustic projector and method of manufacture
Matthew M. Deangelis, Bedford, N.H. (US); and Jason W. Osborn, Amherst, N.H. (US)
Assigned to BAE Systems Information and Electronic Systems Integration Inc., Nashua, N.H. (US)
Appl. No. 10/542,994
PCT Filed Oct. 12, 2004, PCT No. PCT/US2004/033627
§ 371(c)(1), (2), (4) Date Jul. 20, 2005,
PCT Pub. No. WO2005/062666, PCT Pub. Date Jul. 07, 2005.
Claims priority of provisional application 60/529445, filed on Dec. 12, 2003.
Prior Publication US 2006/0056275 A1, Mar. 16, 2006
Int. Cl. H04R 17/00 (2006.01); G10K 11/00 (2006.01)
U.S. Cl. 367—159  [367/153; 367/165; 367/169; 367/173; 310/331; 310/334] 8 Claims
OG exemplary drawing
 
1. An acoustic projector comprising a single cylindrical shell segment and only two longitudinally spaced drivers mounted within said shell segment and wherein the shell segment is formed with a longitudinal slot; and wherein arcuate segments of material are mounted within the interior of the shell segment and extend along opposite sides of the slot.