Patent ID: 7423230

Claim:
A rotary manipulation electronic device comprising: a base body including an opening portion; a functional part positioned in the opening portion; a rotary body including a rotary bottom surface and an outer periphery having an uneven portion, wherein said rotary body is rotatably supported by said base body; a sliding contact positioned on the rotary bottom surface such that said functional part transmits an electrical signal by contacting said sliding contact; a cover plate, including a cover plate bottom surface, positioned to cover the opening portion; a leaf spring including a leaf protrusion that elastically contacts the uneven portion, wherein said leaf spring is positioned on the cover plate bottom surface; and an operative element including a base part and an engagement part that extends away from said base part toward a center of rotation of said rotary body, wherein said engagement part is configured for engaging the uneven portion, wherein said operative element and said leaf spring are separate members and said leaf spring protrusion is positioned opposite from said operative element, and said operative element is mounted relative to said leaf spring such that said leaf spring pushes said operative element towards the uneven portion and such that said operative element is movable relative to said leaf spring in a direction of rotation of said rotary body.