| abstract |
A pressing detection device comprising: a member to be pressed having a contact surface to which pressure is applied by contact with a pressing mechanism; a piezoelectric polymer member, the high molecular pressure The electric member is arranged on the side opposite to the above-mentioned contact surface of the above-mentioned pressurized member, and the piezoelectric constant d14 measured by the stress-charge method at 25°C is 1pC /N or more; the curable resin layer, the The curable resin layer includes at least one selected from room temperature curable resins, thermosetting resins, and active energy ray curable resins, and is arranged in contact with at least a part of the surface of the polymer piezoelectric member; and, the electrodes, the The electrodes are arranged so as to be in contact with at least a part of the surface of the piezoelectric polymer member and the surface of the curable resin layer. |