Patent attributes
A message card includes: a card body having first and second leaves, the card body being foldable and unfoldable in a manner that the first leaf is movable toward and away from the second leaf between closed and opened positions; a mounting base provided on the second leaf; a supporting mechanism mounted on the mounting base and defining two opposite end openings that are spaced apart from each other by a gap; a circuit unit; a switch mounted on the mounting base, coupled electrically to the circuit unit, and having an actuating member extending into the gap; and a flexible driving lever attached to the first leaf, extending through the end openings, and co-movable with the first leaf relative to the second leaf. The driving lever has a driving segment that is received in the gap to drive movement of the actuating member of the switch.