BOOK TYPE INPUT DEVICE

PROBLEM TO BE SOLVED: To provide a convenient book type input device where a book unit having a plurality of page parts can be easily exchanged at a time as one unit. SOLUTION: Electric connection is not required between respective first and second key sheet parts 6, 9, which have a plurality of key contacts 10a to respectively output key signals by pressure operations, and the book unit 15 which has the respective first to fourth page parts 16-19 having a plurality of key input areas 16c-19c respectively corresponding to the respective key contacts 10a in the first and second key sheet parts 6, 9. Then, the book unit 15 is simply and easily attached/detached to/from an apparatus body 1. Consequently, the book unit 15 having the page parts 16-19 is easily exchanged as one unit, so as to provide the convenient book type input device. COPYRIGHT: (C)2011,JPO&INPIT