Patent ID: 11884140
Assignee: HI-LEX CORPORATION
Field: Civil engineering (Other fields)
Classification: CPC B  E | IPC B  E

Claim 0:
1. An opening and closing body opening and closing device, comprising:
a carrier plate that carries an opening and closing body; and
a guide rail that has a curved shape and guides movement of the carrier plate in a lifting and lowering direction of the opening and closing body, wherein:
the carrier plate comprises, at an upper end portion of the carrier plate, a water holding section that holds water reaching the upper end portion from above the carrier plate, and
the water holding section comprises:
a water receiving section that faces upward and receives a reaching water,
an outflow preventing section provided with a preventing surface that faces a side of the water receiving section and prevents the water from flowing out to the guide rail, and
on a side opposite to the side of the guide rail in the water receiving section, an extension surface that extends to a side opposite to the guide rail and inclines upward with respect to the water receiving section, and

when the carrier plate moves downward from a position on an upper end side of the guide rail, the carrier plate moves so that the extension surface inclines downward, and
the water receiving section is placed between the preventing surface of the outflow preventing section and the extension surface in a thickness direction of the carrier plate.