US Patent 7502485 Loudspeaker, loudspeaker module, and electronic equipment using the loudspeaker module

Provided are a low-profile loudspeaker, loudspeaker module, and electronic equipment having improved hermeticity and excellent characteristics and for use in audio equipment. The loudspeaker, loudspeaker module, and electronic equipment are structured by embedding a frame for supporting a first diaphragm in a recess, forming a fit rib for engagement with the frame in a panel for supporting a second diaphragm, or coupling the panel for supporting the second diaphragm to the second diaphragm via a combination.