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Invention Grant
CN107321025B 自承式折叠的片材、过滤元件和方法 有权

自承式折叠的片材、过滤元件和方法
Abstract:
一种自承式折叠的片材、过滤元件和方法。本发明披露了一种打褶的介质包，所述介质包包括一部分的介质，所述一部分的介质被设置成管，限定内部空间和在一端的开口。褶皱深度与开口的直径的比率大于0.2。至少一些褶皱在介质包的一端被倒置。在一些示例中，褶皱包括主要褶皱，与次要褶皱交替。
Abstract(English):

A pleated media pack includes a section of media configured into a tube defining an interior volume and an open opening at one end. A ratio of the pleat depth to a diameter of the opening is greater than 0.2. At least some of the pleats at one end of the media pack are inverted. In some examples, the pleats include major pleats alternating with minor pleats.

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