Alps Alpine Co., Ltd.

Tomoyasu Nagano

Makoto Hayashi

Shuji Fujiwara

Tatsuaki Kawase

Nobuyuki Ninomiya

Tomoya Endo

Hidekazu Kato

An operation device includes a housing, a tiltable cylindrical operation member having a step portion on an inner circumferential surface, a first holding member which is held by the housing and rotatable in a first direction in accordance with a tilting operation of the operation member, a first detecting portion for detecting a rotation of the first holding member, and a returning mechanism disposed inside the operation member to return the tilted operation member to an initial position, wherein the returning mechanism includes an actuator, a slide member having a first cam surface at one end, a cam member having a second cam surface at one end which faces the first cam surface, a first elastic member, and a second elastic member.

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Miyagi, Japan

Tomoyasu Nagano