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公开(公告)号：US20220228428A1
公开(公告)日：2022-07-21
申请号：US17553975
申请日：2021-12-17
Applicant: ARCONIC TECHNOLOGIES LLC
Inventor： Raymond GLOVER
Abstract: A curtain wall for a building comprising: a frame anchored to the building and including a plurality of frame units; infill panels, which are supported by the frame units and at least partially define an outer face of the curtain wall; wherein the curtain wall comprises at least one drainage vent for venting fluid from inside the curtain wall to outside the curtain wall, the drainage vent comprising a fluid flow path, wherein an opening for the fluid flow path is provided in the outer face of the curtain wall.
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