H - Electricity – 04 – R
Patent
H - Electricity
04
R
H04R 25/00 (2006.01) H04R 7/14 (2006.01)
Patent
CA 2283281
A loudspeaker (10) comprises a diaphragm having an outer perimeter (24), a voice coil (18), a frame for supporting the diaphragm, and a motor stator (26) providing a magnetic field in which the voice coil is supported. Ribs (43) extend outwardly at the perimeter (24) of the diaphragm to mount the voice coil to the perimeter of the diaphragm. The motor stator (26) includes at least one inner flux return (32) providing slots (46) through which the ribs (43) extend between the perimeter of the diaphragm and the voice coil (18).
L'invention concerne un haut-parleur (10) à diaphragme ayant un périmètre extérieur (24), une bobine mobile (18) et un châssis portant le diaphragme et un stator de moteur (26) fournissant un champ magnétique dans lequel la bobine mobile est maintenue. Des nervures (43) s'étendent vers l'extérieur, sur le périmètre (24) du diaphragme pour le montage de la bobine mobile sur le périmètre du diaphragme. Le stator de moteur (26) a au moins un retour de flux interne (32) avec des rainures (46) par lesquelles les nervures (43) s'étendent entre le périmètre du diaphragme et la bobine mobile (18).
Harman International Industries Incorporated
Oyen Wiggs Green & Mutala Llp
LandOfFree
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