Courier or parcel presence signaling device for letter box, has balance revolving around two axes and comprising one end resting on flexible blade and another end where courier presence indicator is articulated

摘要

The device has a flap (1) for the introduction of a courier in a letter box and a flexible blade (2) fixed on the flap. A balance (3) has an end resting on the blade and another end in which a courier presence indicator (4) is articulated by an articulation (7). The balance revolves on an axis created by an orifice (6) provided in a lateral partition of the box and another axis created by another articulation fixed to the upper partition (9) of the box.