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US 6,154,556 AGranted
Dome speaker
AssigneesPioneer Electronic Corporation, Tohoku Pioneer Electronic Corporation
InventorsOsamu Takahashi, Kunio Mitobe
Life of this patent
Estimating the term…
Abstract
A dome speaker comprises a dome section including a vibrating diaphragm having a dome shape, an annular edge damper section provided surrounding the dome section, an annular coil holder provided between the dome section and the annular edge damper section for holding a voice coil. In particular, the dome section further includes a cap having substantially the same shape as the vibrating diaphragm, said cap being bonded on the said vibrating diaphragm.
Claims8
A dome speaker comprising:
- a dome section including a vibrating diaphragm having a dome shape;
- an annular edge damper section provided surrounding the dome section;
- an annular coil holder provided between the dome section and the annular edge damper section for holding a voice coil;
- wherein the dome section further includes a cap having substantially the same shape as the vibrating diaphragm, said cap being bonded on the said vibrating diaphragm, and
- wherein the cap has an annular stopper portion formed adjacent to the outer circumference thereof, so as to prevent the voice coil from moving out of the coil holder.
2 more elements
A dome speaker comprising:
- a dome section including a vibrating diaphragm having a dome shape;
- an annular edge damper section provided surrounding the dome section;
- an annular coil holder provided between the some section and the annular edge damper section for holding a voice coil;
- wherein the dome section further includes a cap having substantially the same shape as the vibrating diaphragm, said cap being bonded on the said vibrating diaphragm,
- wherein the edge damper section is integrally formed with the annular coil holder and the vibrating diaphragm, and has an inverted slightly U-shaped cross section so that the voice coil is allowed to easily drop into the annular coil holder,
- wherein the cap has an annular stopper portion formed adjacent to the outer circumference thereof, so as to prevent the voice coil from moving out of the coil holder.
3 more elements
Dependencies are inferred from the claim text.