Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
MICROPHONE FIXATION STRUCTURE OF HANDSFREE INTERPHONE
Document Type and Number:
Japanese Patent JP3589142
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To prevent a microphone from howling by making it easy to insert the microphone and securely holding and fixing the inserted microphone by pressing it forward.
SOLUTION: In this microphone fixation structure of a handsfree interphone, the microphone 1 is inserted into a microphone insertion part 3 formed at a proper place on the internal surface of a base main body 2 and then held and fixed by covering the base main body 2 with a cover body 4. The microphone insertion part 3 has a microphone hole 31 formed toward a side wall 22 of the base main body 2 and a support rib 32 which is elastic enough to hold the bottom part of the microphone 1 is projected from the bottom wall 21 of the base main body 2; and hard rib parts 36 projecting from the bottom wall 21 of the base main body 2 are projected inside the support rib 32 at an interval to form a recessed part 37, in which a hard leg part 41 projected from the cover body 4 is fitted to hold and fix the microphone 1.


Inventors:
Toshihide Nozoe
Application Number:
JP2000000076730
Publication Date:
November 17, 2004
Filing Date:
March 17, 2000
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
MATSUSHITA ELECTRIC WORKS,LTD.
International Classes:
H05K7/12; H04M1/02; H04M1/62; H04M9/00; H04R1/02; (IPC1-7): H04R1/02; H04M1/62; H04M9/00; H05K7/12
Domestic Patent References:
JP2111985U
Attorney, Agent or Firm:
Hiroyuki Nakai