초록

A filter housing and filter cartridge engagement structure comprising a housing having at least one ramp adapted to engage lugs of the at least one filter cartridge.

대표청구항 ▼

What is claimed is: 1. A filter cartridge comprising:a core element having a core element outer diameter, two ends, and apertures formed therein;a filter element positioned about the core element, the filter element having a filter element inner diameter and a filter element outer diameter;an open e

What is claimed is: 1. A filter cartridge comprising:a core element having a core element outer diameter, two ends, and apertures formed therein;a filter element positioned about the core element, the filter element having a filter element inner diameter and a filter element outer diameter;an open end cap for transferring fluid into or out of the core element positioned at one end of the core element, wherein the open end cap comprises one or more lugs configured to engage a filter cartridge housing;a closed end cap positioned at the opposite end of the core element from the open end cap, wherein the closed end cap comprises a handle for positioning the open end cap in a filtration housing;wherein the filter element comprises longitudinally collapsed diamond patterned pleats.