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US 9,426,577 B2Granted
Magnetic assembly for speaker
AssigneeAAC Technologies Pte. Ltd.
InventorYun Tang
Life of this patent
Estimating the term…
Abstract
A magnetic assembly for a speaker is disclosed in this disclosure. The magnetic assembly includes a yoke including a receiving space; a main magnet received in the receiving space and installed on the yoke; a pole plate received in the receiving space, and including a base plate attached on the main magnet and a sidewall extending substantially perpendicularly from a periphery of the base plate for increasing an overlapping area between the yoke and the pole plate.
Claims8
A magnetic assembly, comprising,
- a yoke comprising a receiving space;
- a main magnet received in the receiving space and installed on the yoke;
- a pole plate received in the receiving space, and comprising a base plate attached on the main magnet and a second sidewall extending substantially perpendicularly from the periphery of the base plate away from the main magnet for increasing an overlapping area between the yoke and the pole plate, wherein, a top surface of the second sidewall is coplanar with a top surface of the yoke.
A magnetic assembly for a speaker, comprising,
- a yoke comprising a main yoke plate and a side plate connected with the main yoke plate to form a cavity;
- a first magnet fixed on the main yoke plate within the cavity and spaced from the side plate;
- a pole piece received in the cavity, and comprising a base piece attached on the first magnet and a second sidewall extending perpendicularly from the periphery of the base piece away from the first magnet for increasing an overlapping area between the yoke and the pole piece, wherein, a top surface of the second sidewall is coplanar with a top surface of the yoke.
Dependencies are inferred from the claim text.