Loudspeaker

In a loudspeaker, the upper part and the lower part of a cone-shaped diaphragm with a voice coil are suspended from a frame by a ring shape suspension member, herein referred to as a first suspension means, and by a ring shape suspension member, herein referred to as a suspension means, respectively...

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Bibliographic Details
Main Authors KOKUBU; KOZO, SASABE; TOSHIO, HIROSAWA; TOSHIO, HARASHINO; TOSHIKO, ABE; KAZUMASA, KAWAKAMI; HIROTAKE, SAKAI; NAOMI, ARAKAWA; NOBUYUKI
Format Patent
LanguageEnglish
Published 16.09.1975
Edition2
Subjects
DEAF-AID SETS
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS
PUBLIC ADDRESS SYSTEMS
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Summary:In a loudspeaker, the upper part and the lower part of a cone-shaped diaphragm with a voice coil are suspended from a frame by a ring shape suspension member, herein referred to as a first suspension means, and by a ring shape suspension member, herein referred to as a suspension means, respectively. At least one of the suspension means is formed of a mixture of elastic material such as rubber, with carbon fibers therein. The fibers are needle-like and are aligned radially in the material of at least one of the suspension means.
Bibliography:Application Number: US19740483154