| 摘要 |
PURPOSE:To write or read >=2 kinds of information on or form a ticket surface simultaneously, by providing tracks and by using at least one track for FM recording or PM recording. CONSTITUTION:A magnetic writing head assembly consists of a purchase information writing head (31-A) in the center, magnetic information writing heads (31-B1) and (31-B2) for writing pieces of magnetic information (B1) and (B2) for automatic ticket examining machines at both the sides of the head (31-A), and magnetic heads (31-B1') and (31-B2') for writing clock pulses for timing near the information writing heads (31-B1) and (31-B2). A magnetic reading head assembly provided corresponding to the magnetic writing head assembly is composed of a purchase information reading head (32-A), magnetic information reading heads (32-B1) and (32-B2), and clock pulse reading magnetic heads (32-B1') and (32-B2') for timing. |
