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US 5,495,078 AGranted
Sound absorber
AssigneeFirma Carl Freudenberg
InventorsReinhard Stief, Gerhard Mueller-Broll
Life of this patent
Estimating the term…
Abstract
Free-standing sound absorber consisting of an open-cell foam body designed in the manner of a board, having at least one opening in a lateral face for plugging together another, similarly designed foam body. The opening has a height corresponding approximately to half the height of the foam body. The depth of the opening corresponds to the thickness of the foam body.
Claims16
A sound absorber comprising:
- at least one open-celled foam body having a height, a width, and a thickness, the foam body having at least one opening;
- the opening having a height half the height of the foam body and a depth and a width which are equal to the thickness of the foam body.
A sound absorber comprising:
- at least one open-celled foam body having a height, a width and a thickness, the foam body having at least one opening;
- the opening having a height half the height of the foam body and a depth which is, the opening having two delimiting faces facing one another;
- and
- a clearance cut in at least one of the delimiting faces.
1 more element
A sound absorber comprising:
- at least two open-celled foam bodies, each body having a height, a width, and a thickness, each foam body having at least one opening;
- each opening having a height half the height of each foam body and a depth and a width which are equal to the thickness of each foam body;
- and
- the at least two foam bodies being connected together at their respective openings in a perpendicular relationship to one another.
1 more element
Dependencies are inferred from the claim text.