| 摘要 |
<p>The present invention relates to a hood assembly for a local exhaust apparatus which is a path that external air is introduced thereinto, in particular, enables to extend or shorten the length, and maintain the hood in the bent state by freely bending the same. The hood assembly of the present invention comprises a plurality of connection members in a hollow shape connected to each other, wherein the connection members includes an inserting portion and an inlet formed to be extended from the inserting portion, a ring portion is protrusively formed at an outer peripheral surface of the inlet, an inserting portion of any one among the connection members is inserted into the inlet of the connection member of the other one, the connection member is rotated around the inserting portion inserted into the inlet, and a coupling angle of two connection members connected to each other by frictional force between the inlet and the inserting portion is constantly maintained.</p> |
