Title:
SPEAKER AND ITS MANUFACTURING METHOD
Document Type and Number:
Japanese Patent JP3416815
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a speaker and its manufacturing method by which the productivity can be enhanced and the characteristic can easily be improved.
SOLUTION: A frame 14 of a speaker 10 is designed to be separated into a 1st frame 15 and a 2nd frame 44 and they are connected through joining. A voice coil 35, a magnetic circuit 16 and a damper 17 are fitted to the 1st frame 15 to configure a 1st assembly 11. A cone paper sheet 45 is fitted to the 2nd frame 44 to configure a 2nd assembly. A claw shaped engagement section formed to the 2nd frame 44 is engaged with an engagement reception part 21 formed to the 1st frame 15 to connect the 1st and 2nd assemblies 11, 12 to configure the speaker 10. Since the two assemblies 11, 12 are manufactured in parallel, the production efficiency can be enhanced.
Inventors:
Kenichi Matsuchi
Tsutomu Saito
Tsuhito Hojo
Tsutomu Saito
Tsuhito Hojo
Application Number:
JP2000039848A
Publication Date:
June 16, 2003
Filing Date:
February 17, 2000
Export Citation:
Assignee:
Minebea Co., Ltd.
International Classes:
H04R9/02; H04R11/00; H04R31/00; (IPC1-7): H04R9/02; H04R31/00
Domestic Patent References:
| JP522793A | ||||
| JP5252591A |
Attorney, Agent or Firm:
Masahiro Koda