The Furukawa Electric Co., Ltd.

Furukawa Automotive Systems Inc.

Yohei Yamagami

Hirofumi Utsunomiya

Shinichi Hamasaki

Masaya Araki

A rotary connector device includes a first case, a second case, and a stopper structure. The stopper structure includes a movable member, a movement conversion portion, and a stopper. The movable member is rotatable about a rotation axis along with the second case with respect to the first case. The movable member is movable in an axial direction defined along the rotation axis with respect to the first case and the second case. The movement conversion portion is to convert a relative rotation of the first case and the second case into a movement of the movable member in the axial direction with respect to the first case and the second case. The stopper is provided on at least one of the first case and the second case. The stopper is contactable with the movable member.

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Inukami-gun, Japan

Yohei Yamagami