| 摘要 |
The unit is installed by suspending it at the end of the cord of actuation of the curtain and has a main actuation pulley which is set in motion by a motor and is activated by a distance-control unit; the main pulley may have mounted thereon secondary pulleys and has means for displacing a curtain actuation cord; it is comprised of a body of a weight sufficient to maintain a tension in the actuation cord, and a motor to actuate said cord; a signal receiver circuit intended to receive a signal proceeding from a distance control in order to activate the curtain by using saving circuit intended to save energy turing the period of time when no signal is received; supply means through a battery which also forms part of the weight intended to maintain some tension in the cord and internal or external circuit for recharging the battery. Application to the fabrication of motors for the actuation of curtains. <IMAGE> |
