(EN)
A filter arrangement includes a media construction comprising a corrugated sheet secured to a flat sheet rolled into a coiled construction. A frame and a first seal member are provided. The frame secures the first seal member to the coiled construction. The first seal member is preferably oriented to form a radial seal with a housing. A second seal member is secured to the outer annular surface of the coiled construction. The second seal member includes a gasket extension having first and second opposite ends; an attachment portion; and a protrusion extending from the attachment portion. The second seal member is preferably oriented to form an axial seal with a housing. Air cleaners preferably utilizing filter arrangements as described herein operably installed within housings. Methods of installing, filtering, assembling, and servicing preferably include arrangements as described herein.
(ZH) 一种过滤器结构包括一介质结构，该介质结构包括固定于一平片材的一有波纹的片材，并被卷成一成卷结构。设置了一框架和一第一密封件。该框架将第一密封件固定于成卷的结构。较佳地使第一密封件取向以与一壳体形成一径向密封。一第二密封件被固定于成卷结构的外环表面。第二密封件包括具有第一和第二相对端的一衬圈延伸部分、一附连部分以及从附连部分延伸的一凸起。第二密封件较佳地被定向以与一壳体形成一轴向密封。利用在本文中所述的过滤器结构的空气净化器可操作地被安装在壳体内。安装、过滤、装配和维护的诸方法较佳地包括了本文所述的方案。
