Title:
【発明の名称】骨導スピ-カ
Document Type and Number:
Japanese Patent JP2967777
Kind Code:
B1
Abstract:
A yoke 1 having a center magnetic pole 2 around which a voice coil is wound is provided, the yoke 1 is extended in four directions, magnets 4 are disposed on two parts 7 and 7 facing to each other among the extensions, respectively, and diaphragm fixing sections 6 are erected on the other two parts 8 and 8 and a diaphragm is fixed on the diaphragm fixing section 6.
Inventors:
Fukuda Mikio
Application Number:
JP15924898A
Publication Date:
October 25, 1999
Filing Date:
June 08, 1998
Export Citation:
Assignee:
Temuco Japan Co., Ltd.
International Classes:
H04R1/00; H04R11/02; H04R13/00; (IPC1-7): H04R1/00
Attorney, Agent or Firm:
Haruo Saito