| 摘要 |
A rotary input apparatus is disclosed. The rotary input apparatus comprising a rotatable wheel, a multi-pole ring-type magnet secured to the bottom of the wheel to rotate together with the wheel, a printed circuit board on which one or more detection elements are mounted that are capable of detecting the rotation of the magnet and in which one or more receiving holes formed in correspondence with the detection elements, with at least a portion of the detection elements inserted in the receiving holes, a base to a side of which the printed circuit board is secured, and a holder joined to a side of the base and rotatably supporting the wheel, has a reduced thickness and has superior endurance to external impact.
|
