Apparatus for the auxiliary actuation of drives, in particular gate or door drives

摘要

Apparatus for the auxiliary actuation of drives, in particular drives for gates or doors or the like, having an auxiliary driving means which can be actuated by hand and can be connected via an engageable and disengageable clutch (16) to a shaft (7) of the main drive, one part (12) of the clutch being connected to the auxiliary driving means and the other part (17) of the clutch being connected to the shaft (7) of the main drive, and one of the two clutch parts (12) having at least one switchable driver element (21), which acts radially on the other clutch part (17) when the auxiliary driving means is actuated.