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公开(公告)号:US20220397231A1
公开(公告)日:2022-12-15
申请号:US17775476
申请日:2020-09-01
Inventor: Tomoya TSUTSUI , Eiji FUJITA
Abstract: A positioning apparatus includes: an upper unit that includes a spherical body, a retainer part that retains the spherical body, and an upper plate part provided on the retainer part and adapted to carry a carried object; a lower unit that includes a lower plate part on which the upper unit is mounted and a guide part that marks a region of movement of the upper unit on the lower plate part; and a tilting structure that tilts the region of movement relative to a horizontal plane and guides the upper unit, on which the carried object is not mounted, toward a reference position located on a lower side of a tilt.