Air supply hood, comprises a primary opening on one side of a hood member, and a connection region on the other side, with a secondary opening

摘要

An air supply hood consists of a hood member (1) with a primary opening (11) on one side and a connection region (12) on the other side, with a secondary opening. The connection region is connected to a cooling ventilator, and has a depression in which the secondary opening is located. The depression inner walls have a number of hooks. The connection region is connected to a cooling ventilator.