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US 4,787,296 AGranted
Ventilated soundproof glass
OwnerTao Hsuan Huanginventor
Life of this patent
Estimating the term…
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.
Claims2
Ventilated soundproof glass comprising:
- at least a first and a second sheet of glass with one sheet of plastic film there between, wherein said sheets of glass and said sheet of plastic film have a plurality of holes therein respectively;
- said holes of said first and second sheet of glass, and said sheet of plastic film being in different horizontal and vertical positions, one side of said first sheet of glass and one side of said second sheet of glass adjacent to said sheet of plastic film having a plurality of grooves arranged thereon between said holes of said first sheet of glass and said second sheet of glass respectively.
Dependencies are inferred from the claim text.