Patent ID: 6465934
Filing Date: 2002-10-15
Classification: B06B,G01G,G01H,G01N,G01P,H01L

Abstract:
A piezoelectric/electrostrictive device comprising:a substrate; a connection plate having a first end and a second end opposed thereto along a first direction, and a first side and a second side opposed thereto along a second direction perpendicular to said first direction, said first end being joined to said substrate; a fixing plate joined to said second end of said connection plate; a first diaphragm having a first side joined to said first side of said connection plate and a second side opposed to said first side along said second direction, said second side of said first diaphragm being joined to said substrate; a second diaphragm having a first side joined to said substrate and a second side opposed thereto in said second direction, said second side of said second diaphragm being joined to said second side of said connection plate; and a piezoelectric/electrostrictive element provided on at least a portion of at least one planar surface of at least one of said diaphragms.