Electroacoustic transducer having a mask

Details Electroacoustic transducer having a mask Electroacoustic transducer having a mask

1995-04-10

1996-06-04

Kuntz, Curtis

Electrical audio signal processing systems and devices

Electro-acoustic audio transducer

Having electrostatic element

381201, 381159, H04R 2500

Patent

active

055241514

ABSTRACT:
In an electroacoustic transducer (1) having a diaphragm (5), a partition wall (24) situated behind the diaphragm (5) and traversed by partition openings (25, 26, 7, 28 and 29, 30, 31, 32), and a mask (37) arranged adjacent the partition wall and provided with mask openings (38, 39, 40, 41) which can be made to coincide with different openings (25, 26, 27, 28 and 29, 30, 31, 32, respectively) in different positions of the partition wall (24) and the mask (37) relative to one another, the mask is simply formed by a flange (37) of a magnet-system pan (19) of the magnet system (16) of the transducer (1).

REFERENCES:
patent: 2217177 (1937-10-01), Massa
patent: 2252846 (1938-09-01), Giannini et al.
patent: 4027116 (1977-05-01), Nakamura
patent: 5166984 (1992-11-01), Hsiao
patent: 5303209 (1994-04-01), Frasl

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