Patent ID: 6842529
Filing Date: 2005-01-11
Classification: H04R

Abstract:
1. A loudspeaker comprising: a bobbin; a coil wound around an outer surface of said bobbin; a magnetic circuit having a magnetic gap in which said coil is inserted; a first cylinder coupled at an inner circumferential surface thereof with an outer circumference of said bobbin, wherein a height of a top edge of said first cylinder and a height of said bobbin are substantially the same; a second cylinder coupled with said first cylinder and disposed around an outer circumference of said magnetic circuit, said second cylinder having a continuous top edge; a diaphragm and a damper both coupled with an outer circumference of said second cylinder; an edge coupled with said diaphragm; a frame to which an outer circumference of said damper and an outer circumference of said edge are fixed; and terminals electrically coupled with said coil and fixed to said frame, wherein the height of the top edge of said first cylinder and a height of the top edge of said second cylinder are substantially the same.