Vent assembly
AssigneeW. L. Gore & Associates (Shenzhen) Co., Ltd.
InventorsCanpeng Lin, Junping Wu
Life of this patent
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Abstract
An acoustic vent assembly is provided comprising a nonporous acoustic membrane, and a breathable element, the breathable element defining an aperture and an acoustic pathway extends from a first side of the acoustic vent assembly to a second side of the acoustic vent assembly through the aperture and the nonporous acoustic membrane, the breathable element configured to be positioned between the nonporous acoustic membrane and an acoustic transducer when the acoustic vent assembly is installed in an acoustic device comprising an acoustic transducer.
Claims16
An acoustic vent assembly comprising a nonporous acoustic membrane, and a breathable element, the breathable element defining an aperture and an acoustic pathway extends from a first side of the acoustic vent assembly to a second side of the acoustic vent assembly through the aperture and the nonporous acoustic membrane, the breathable element configured to be positioned between the nonporous acoustic membrane and an acoustic transducer when the acoustic vent assembly is installed in an acoustic device comprising the acoustic transducer,
- wherein an airflow through the breathable element is at least 5 mL/min at 7 kPa, wherein the breathable element comprises a breathable material and a strengthening element, wherein the strengthening element has a z-strength from 200 N to 10 MN and the breathable material has a z-strength from 0.3 to 100 N,
- the breathable material having an inner surface defining the aperture and an outer surface, the strengthening element being positioned on or directly adjacent to at least a portion of the outer surface of the breathable material such that the strengthening element forms from 20% to 95% of the outer surface of the breathable element.
An acoustic vent assembly comprising a nonporous acoustic membrane, and a breathable element, the breathable element defining an aperture and an acoustic pathway extends from a first side of the acoustic vent assembly to a second side of the acoustic vent assembly through the aperture and the nonporous acoustic membrane, the breathable element configured to be positioned between the nonporous acoustic membrane and an acoustic transducer when the acoustic vent assembly is installed in an acoustic device comprising the acoustic transducer,
- wherein an airflow through the breathable element is at least 5 mL/min at 7 kPa, wherein the breathable element comprises a breathable material and a strengthening element, the breathable material having an inner surface defining the aperture and an outer surface, the strengthening element being positioned on or directly adjacent to at least a portion of the outer surface of the breathable material such that the strengthening element surrounds the breathable material,
- wherein the acoustic vent assembly further comprises a vent channel separated from the acoustic pathway by the breathable material of the breathable element that extends from the breathable element through the nonporous acoustic membrane.
Dependencies are inferred from the claim text.