Filter arrangements; components; assemblies; and, methods

摘要

Filter cartridge arrangements, features, and methods of construction are described. Also described are filter assemblies having the filter cartridge installed therein as a removable service component. The filter cartridge generally comprises a media pack having an end with an end piece positioned thereon. The end piece includes an end cap section and a seal support, defining a seal recess. A seal member is secured within the seal recess. Methods of assembly and use are described.

主权项

1. A filter cartridge comprising:
(a) a media pack including media and having a first end; (b) a first end piece having a central aperture therethrough and an end of the media pack embedded therein; the first end piece comprising:
(i) an end cap section adjacent the media pack first end; and,(ii) a seal support section defining a seal recess;
(A) the seal support section projecting axially away from the media pack; and,(B) the seal support section defining a seal support wall that has a portion that slants radially in a direction of extension away from the end cap section, to define the seal recess; and,(iii) the end cap section and the seal support section being integral with one another; and, (c) a housing seal member non-removably secured within the seal recess and having a seal surface; the seal surface being on a side of the support section corresponding to the seal recess; and, the seal surface being configured to form a radially directed seal with a housing component, when the filter cartridge is installed for use.