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Layered disposable air filter with dust capture topology
Layered disposable air filter with dust capture topology
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机译:具有集尘拓扑结构的分层式一次性空气过滤器
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摘要
An apparatus for air filtration comprises a substrate, the substrate including a first side and a second side, a plurality of openings in the substrate, each opening in the plurality of openings including a tapered edge from the first side to the second side, a plurality of layers of filter material removably attached to the substrate, the plurality of layers of filter material further including: an exposed layer and at least one subsequent layer, a plurality of openings in the plurality of layers, each opening of the plurality of openings corresponding to the openings in the substrate, an extension of the layers of filter material into the tapered edge of the openings in the substrate, the extension extends at least to the second side of the openings in the substrate, and a particulate trapping adhesive attached to the first side of each layer of the filter material.
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