Patent ID: 8090124

Claim:
A flat panel speaker suitable for being mounted in a cabinet of an electronic device, the flat panel speaker comprising: a diaphragm; a gasket member bonded to a rear face of said diaphragm, the gasket member including a frame-like portion to support said diaphragm, and a partitioning portion bridging said frame-like portion to partition a region surrounded by the frame-like portion into a first region and a second region; an actuator bonded to a rear face of said diaphragm and positioned in said second region; and a separator having a passing-through hole receiving said actuator and removably bonded to a side of said gasket member opposite to a side where said diaphragm is placed; wherein said first region is sealed by said diaphragm, said separator, said frame-like portion, and said partitioning portion, such that foreign matter entering said second region through said passing-through hole is prevented from entering said first region, and wherein, when said flat panel speaker is mounted in said cabinet, said separator is removed from said gasket member and separated from said diaphragm and said actuator.