Rotary manipulation type electronic device

A rotary manipulation type electronic device including:

• a base body having an opening portion in which a functional part is provided, the functional part generating an electric signal by contact with a sliding contact;
• a rotary body having the sliding contact on its bottom surface, the rotary body having an uneven portion on an outer periphery, the rotary body being rotatably supported to the base body;
• a leaf spring making elastic contact with the uneven portion;
• and
• a cover plate having the leaf spring on its bottom surface, the cover plate providing a cover over the opening portion of the base body, the rotary manipulation type electronic device comprising:
• an operative element having an engagement portion making engagement with the uneven portion,
• wherein the operative element is so disposed that movement in the direction of rotation of the rotary body and an outward direction going away from the center of rotation is restricted and that the operative element is pushed downward by the leaf spring vertically movably.