Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
MICROSPEAKER
Document Type and Number:
Japanese Patent JPH04341100
Kind Code:
A
Abstract:

PURPOSE: To obtain the reliable microspeaker without disconnection fault at a low cost by reducing tension to be generated on a voice coil lead wire due to the displacement of a diaphragm in the microspeaker used for various acoustic and video equipments and information and communications equipments.

CONSTITUTION: A lead wire 12a pulled out from a voice coil 12 located 2 to 3mm apart from the drawing part 12b is adhered to the outer peripheral part of the voice coil using flexible adhesive 18. Accordingly, the tension on the voice coil lead wire 12a is reduced and the disconnection fault can be prevented.


More Like This:
JPH04266299SPEAKER EQUIPMENT
JP6698751Speaker device
Inventors:
ENOMOTO MITSUTAKA
KOSHIISHI HIROSHI
Application Number:
JP11322291A
Publication Date:
November 27, 1992
Filing Date:
May 17, 1991
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
MATSUSHITA ELECTRIC IND CO LTD
International Classes:
H04R9/04; (IPC1-7): H04R9/04
Attorney, Agent or Firm:
Akira Kobiji (2 outside)



 
Previous Patent: エポキシ樹脂組成物

Next Patent: LEVEE PREPARATER