Title:
ACOUSTIC CONVERTER
Document Type and Number:
Japanese Patent JPH02274200
Kind Code:
A
Abstract:
PURPOSE: To provide a simple acoustic transducer at a low cost by providing a membrane moved by a flexible means over an entire range of a housing base and fixing the flexible means to an inner side of four side walls of a housing section. CONSTITUTION: A membrane 30 and an energy provision member 60 are provided in housing sets 2, 3, and the membrane 30 is fixed to a flexible foil 40 over the entire surface, that is, over a size substantially equal to a size of a base 31 of the housing section 3. The foil 40 is projected from a membrane surface and the projection is fixed to an inner side face of side walls 32 , 33 , 34 , and 35 of the housing section 3 by, e.g. an adhesives. The foil 40 is provided with a part 41 bent at a right angle and extended in parallel with corresponding walls 32 , 33 of the housing section 3. Thus, the simple acoustic transducer is obtained at a low cost.
More Like This:
| JPH0681200 | [Name of device] Woofer speaker |
| JP2008125051 | ACOUSTIC TRANSDUCER |
Inventors:
HANSU UERUFUERU
Application Number:
JP6246690A
Publication Date:
November 08, 1990
Filing Date:
March 13, 1990
Export Citation:
Assignee:
MAIKUROTERU BV
International Classes:
H04R11/00; H04R7/18; H04R11/06; H04R25/00; (IPC1-7): H04R11/00
Attorney, Agent or Firm:
Takeo Ito