Title:
ELECTROACOUSTIC CONVERTER
Document Type and Number:
Japanese Patent JPS58189000
Kind Code:
A
Abstract:
A method of producing a transducer in which the fine tolerances are obtained by a two stage moulding process. Features include retention of the coil by the moulding process and accurate dimensioning of the magnet by depression of the soft iron core.
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Inventors:
REZURII REONAADO UESUTO
Application Number:
JP22719782A
Publication Date:
November 04, 1983
Filing Date:
December 27, 1982
Export Citation:
Assignee:
PLESSEY OVERSEAS
International Classes:
H04R11/00; H04R13/00; H04R31/00; (IPC1-7): H04R13/02
Attorney, Agent or Firm:
Asamura Akira