Patent ID: 6591523
Filing Date: 2003-07-15
Classification: G09F

Abstract:
An acoustic card, comprising:a first flap and a second flap joined together along a fold that accommodates rotation of the first flap relative to the second flap as said first and second flaps rotate along said fold between alternate orientations of folded in a closed position and unfolded in an open position; a circuit board attached to said second flap, and bearing an incised slot oriented toward said first flap; an elongate tongue having a proximal end flexibly attached to said first flap and a longitudinally opposite distal end carrying a magnet slidably received within said slot; an electrically powered sound generator mounted upon said circuit board; a speaker driven by said sound generator to broadcast audio messages; and a reed switch mounted on said circuit board in operational proximity to said slot, to respond to travel of said magnet along said slot by enabling activation of said sound generator to drive said speaker.