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公开(公告)号：US20200266009A1
公开(公告)日：2020-08-20
申请号：US16866608
申请日：2020-05-05
Applicant: OLYMPUS CORPORATION
Inventor： Masami SHIMIZU , Shigeyasu KISHIOKA , Yoki ONISHI , Toshihiko SUZUTA
Abstract: An operation switch includes a concave portion in which an inner peripheral surface is constituted by a first inclined surface that is reduced in diameter toward a bottom portion from an external surface of a frame and a cylindrical portion that is formed in a pressing type operation button mounted on the concave portion and in which an outer peripheral surface is constituted by a second inclined surface that has a gradient larger than a gradient of the first inclined surface and faces the inner peripheral surface of the concave portion.
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