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US 12,627,921 B2Granted
Passive radiator with adjustable working frequency
AssigneeGlass Acoustic Innovations Co., Ltd.
InventorsKwun-Kit Chan, Chi-Chou Ho
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Abstract
A passive radiator with adjustable working frequency, which includes a chassis, a vibrating plate movably coupled to the chassis by a suspension component, and an added weight device arranged outside the vibrating plate. The added weight device is replaceable to adjust the working frequency of the passive radiator.
Claims5
A passive radiator with adjustable working frequency, comprising:
- a chassis;
- a first vibration plate connected to said chassis by a first suspension edge;
- a first added weight device arranged on said first vibration plate;
- a second vibration plate connected to said chassis by a second suspension edge;
- a second added weight device arranged on said second vibration plate;
- wherein said first vibration plate and said second vibration plate are arranged at corresponding positions on a front side and a rear side of said chassis, said first added weight device and said second added weight device having same weight for balancing said first vibration plate and said second vibration plate, wherein said first or said second added weight device comprises a plurality of different weight added weight devices, wherein the plurality of different weight added weight devices are integrated together to form an integrated added weight device which includes a central weight and at least one annular weight.
3 more elements
Dependencies are inferred from the claim text.