| 摘要 |
<p>The shutter device is provided with an inflow-side connection port, an outflow-side connection port, a shutter in the air duct between the inflow-side connection port and the outflow-side connection port, and a shutter attachment part. Shutter support spindles are provided on the shutter attachment part and attachment holes are provided on the shutter. A pair of shutter securing parts in which the shutter support spindles are inserted into the attachment holes is provided. The pair of shutter support spindles is disposed on a straight line and the paired attachment holes face and are inclined towards each other.</p> |
