| 摘要 |
<p>A corona discharge device including a shield case (2) having a bottom wall (4) and a pair of walls (8, 12) extending from both sides of the bottom wall and a wire 20) stretched within the shield case. In one embodiment, a guide member (28) for preventing entry of a sheet material into the shield case (2) has a guide arm portion (32) extending across an opening of the shield case, and the free end portion of the guide arm portion is held in resilient press contact with the wall of the shield case. In another embodiment, a guide member (122) for preventing entry of the sheet material into the shield case has one end portion fixed to one wall (108) of the shield case and its other end portion detachably anchored selectively at the one wall (108) and the other wall (110) of the shield case.</p> |
