| 摘要 |
Apparatus for use in a self-contained air conditioning unit for controlling the operation of a door. The combination of pins extending from the door and slots defined by the end surface of a casing provide lost motion rotation operation of the door. Additionally, a friction wedge is provided which both secures the door in any of a range of positions and further serves to allow the door to open a predetermined amount when the unit is energized and air flow is discharged through the opening covered by the door.
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