| 摘要 |
The blind frame-casement frame-arrangement has a casement frame (2), which is pivotally connected with the blind frame (1) with a door hinge (3). The door hinge has a connection unit (8) for connection to the blind frame and another connection unit (9) for connection to the casement frame. The blind frame is equipped with a prechamber (10), where the former connection unit is accommodated in the prechamber. |
