Ventilated soundproof glass

Details Ventilated soundproof glass Ventilated soundproof glass

1987-12-03

1988-11-29

Joyce, Harold

Acoustics

Anatomic or prosthetic relation

Ear and mouth

98DIG10, 181289, F24F 700

Patent

active

047872969

ABSTRACT:
Ventilated soundproof glass including at least two sheets of glass and one sheet of plastic film in between. These two sheets of glass and the sheet of plastic film have holes arranged in them. The sides of the two sheets of glass adjacent to the sheet of plastic film have grooves, by which the air can pass through the ventilated soundproof glass while the noise is substantially reduced when it is propagating through the long courses of the grooves within the ventilated soundproof glass.

REFERENCES:
patent: 2225809 (1940-12-01), Walker
patent: 2870700 (1959-01-01), Harrington
patent: 2966954 (1961-01-01), Sabine
patent: 3789747 (1974-02-01), Wasserman et al.

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