| 摘要 |
<p>The invention relates to an apparatus for remote control by radio link with coded signals for automatic roller doors. The apparatus comprises a signal transmitting device 1 in which several circuits 10-90 are provided, arranged in such a way as to send out coded signals, as well as a signal reception device 2 comprising several circuits 110-150 functionally associated with the signal transmitter device 1 and mechanically coupled with an automatic roller door in such a way as to receive the coded signals originating from the transmitter device and carry out the control operations of the movements of "raising", "lowering" and "stopping" of the automatic roller door. <IMAGE></p> |
