| 摘要 |
A piezoelectric element 1 as an electromechanical conversion element 1 and a drive device S according to the present invention include step portions 21 which are formed on each of a pair of external electrodes 11, 11 formed on outer peripheral surfaces of a laminated body 10 including a plurality of piezoelectric layers 10a and have a difference in height between the boundary of a connection region 11a for connection to a power supply member for supplying power and end sections 10c of the laminated body 10. |
