Noise suppression systems

Details Noise suppression systems Noise suppression systems

E - Fixed Constructions

01

B

E01B 19/00 (2006.01)

Patent

CA 2129356

2129356 9316230 PCTABS00025 A device for suppressing noise emission from a vibrating line, the device comprising means for at least partially cladding the line in a jacket of sound-absorbing material (2, 3), the jacket having an interior surface conforming to the contour of the line and spaced a predetermined distance from the line whereby the jacket is isolated (8) from the vibrating line and absorbs sound waves emitted by the line. The device is particularly suitable for use in suppressing noise emissions from railway lines. The device allows unimpeded passage of the wheel along the line.

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