Invention Application
WO2009062706A4 DOOR DRIVE COMPRISING ANGLE DETECTION OF THE CLOSING SHAFT 审中-公开
通过角度检测锁轴驱动门

DOOR DRIVE COMPRISING ANGLE DETECTION OF THE CLOSING SHAFT
Abstract:
The invention relates to a door drive (1) arranged on a door leaf, a door frame, a door lintel, a wall or the like, said drive comprising a drive unit (2) provided with at least one motor (3) and a transmission (4) co-operating with a closing shaft (5). According to the invention, the drive unit (2) comprises a shaft encoder (6) which provides information on the position and/or the movement of the door leaf by means of an electrical signal.
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