| 摘要 |
Provided is a device for identifying coin-shaped bodies to be detected which identifies the authenticity of coin-shaped bodies to be detected, and which is capable of identifying a plurality of types of bodies to be detected having identical external diameters and thicknesses, but different magnetic permeabilities. Inside this device for identifying coin-shaped bodies to be detected, a passage (PW) through which a coin-shaped body (2) to be detected passes is formed. This device for identifying coin-shaped bodies to be detected is provided with a permanent magnet (29) and a magnetic sensor (30) which are disposed facing each other with the passage (PW) therebetween. |
