| 摘要 |
There is provided a rotary input apparatus including: a rotating wheel having a detected part; a board provided with a detecting part detecting the detected part rotating along with the rotating wheel; a base having the board disposed on a top thereof and provided with a plurality of guide holes therein; and a holder having the rotating wheel rotatably assembled therewith, and provided with a plurality of guide protrusions inserted through the guide holes to be exposed to a bottom of the base and having lower ends thereof stuck into the guide holes, respectively, the holder disposed between the rotating wheel and the board. The apparatus, when assembled in an assembly line, experiences minimum interference with other members, thereby enhancing work efficiency and ensuring more freedom in design.
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