Title:
ELECTRIC/ACOUSTIC CONVERTER AND METHOD FOR MANUFACTURING THE SAME
Document Type and Number:
Japanese Patent JP2002027598
Kind Code:
A
Abstract:
To provide an electric/acoustic converter capable of surely fixing a frame and a housing by laser welding,
A diaphragm unit part 3 is provided with a diaphragm frame 51, a diaphragm 52, and a resin film 53. The diaphragm 52 is arranged in the diaphragm 51. The resin film 53 is fixed to the diaphragm frame 51 and the diaphragm 52 with adhesive, and the diaphragm 52 is supported by the diaphragm frame 51 so that it can vibrate. The adhesive and the resin film 53 on the diaphragm frame 51 are removed from the position corresponding to the outermost peripheral part of the diaphragm frame 51 over a prescribed length.
Inventors:
OKAYA SHIGEO
URUSHIBATA KIYOSHI
SUZUKI MIKIO
URUSHIBATA KIYOSHI
SUZUKI MIKIO
Application Number:
JP2000211707A
Publication Date:
January 25, 2002
Filing Date:
July 12, 2000
Export Citation:
Assignee:
STAR MFG CO
International Classes:
H04R31/00; H04R11/00; (IPC1-7): H04R31/00; H04R11/00
Domestic Patent References:
| JPS58106998A | 1983-06-25 | |||
| JPS5899099A | 1983-06-13 | |||
| JPH07121184A | 1995-05-12 |
Attorney, Agent or Firm:
Yoshiki Hasegawa (2 outside)