Spacer for coaxial loudspeakers

Details Spacer for coaxial loudspeakers Spacer for coaxial loudspeakers

1993-10-08

1994-12-13

Kuntz, Curtis

Textiles: ironing or smoothing

Ironing tables

Single pressing surface

381192, 381199, H04R 2500

Patent

active

053735650

ABSTRACT:
A spacer is provided for mounting a tweeter. The spacer has a resonator. The responator comprises a cavity formed in the spacer and a plurality of ports communicated with the cavity.

REFERENCES:
patent: 2295527 (1942-09-01), Bowley
patent: 2426948 (1947-09-01), Preston
patent: 2923783 (1960-02-01), White
patent: 3424873 (1969-01-01), Walsh
patent: 3796839 (1974-03-01), Torn
patent: 4058688 (1977-11-01), Nishimura et al.
patent: 4497981 (1985-02-01), House
patent: 4552242 (1985-11-01), Kashiwabara
patent: 4821331 (1989-04-01), Murayama et al.

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