Abstract:
An acoustic transducer with high sensitivity and low resonance frequency is constructed of a cylinder having inner and outer layers rigidly bonded together. At least one layer is a thickness poled piezoelectric material. The cylinderical can be closed by end caps to shift nodal locations.
Patent Number:
4,525,645
Date Of Issue:
06/24/1985
Inventors:
Donald J. Shirley; Thomas E. Owen
Full Text: