Title:
SPEAKER UNIT
Document Type and Number:
Japanese Patent JP2005323096
Kind Code:
A
Abstract:
To provide a speaker unit whose magnetic circuit is assembled with efficiency and easy to disassemble, and for which such environmental measures that magnetic circuit constituent components are easily recycled or sorted and disposed of are taken.
A top plate 5, a magnet 6, and a yoke 7 are bundled and fixed by using a bundling band 9 which can be cut to constitute the magnetic circuit of the speaker unit. Grooves 52 and 75 for locking the bundling band 9 are formed on the top surface of the top plate 5 and the reverse surface of a bottom plate 6 of the yoke 6. When the magnetic circuit is disassembled, the bundling band 9 is cut by using a tool such as a nipper.
Inventors:
KUMAKURA HIROYUKI
TAKEHARA HIROSHI
NAKAYAMA MASAO
KATO YUSAKU
TAKEHARA HIROSHI
NAKAYAMA MASAO
KATO YUSAKU
Application Number:
JP2004138950A
Publication Date:
November 17, 2005
Filing Date:
May 07, 2004
Export Citation:
Assignee:
KENWOOD CORP
International Classes:
H04R9/02; (IPC1-7): H04R9/02