Speaker diagram with double cones

Speaker diagram with double cones

The utility model discloses a loudspeaker vibration film with double cones, which is provided with a downward-vertical symmetrical concave trough in the direction of two ends of horizontal axis; the concave trough and a vibration firm forms two cones by the bias or arc transition; furthermore, the c...

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1. Verfasser: JIHONG,YI ZHANG
Format: Patent
Sprache:eng
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DEAF-AID SETS
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS
PUBLIC ADDRESS SYSTEMS
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description The utility model discloses a loudspeaker vibration film with double cones, which is provided with a downward-vertical symmetrical concave trough in the direction of two ends of horizontal axis; the concave trough and a vibration firm forms two cones by the bias or arc transition; furthermore, the central position of the horizontal axis is provided with a long-round via-hole whose position of the bottom edge is higher than the bottom of the double cones which presents ladder, arc, triangle or rectangle; the utility model is especially for matched with a strip bar-type loudspeaker, has large elastic modulus, small density, good damping performance, can effectively restrain segmentation vibration, has good high-frequency response, and is a loudspeaker vibration film which is easy to be produced and has a cheap cost.
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subjects DEAF-AID SETS
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS
PUBLIC ADDRESS SYSTEMS
title Speaker diagram with double cones
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