Filter cartridge assembly
AssigneeEntegris, Inc.
InventorsJean Camille Lu Ersando, Barry Lee Gregerson
Life of this patent
Estimating the term…
Abstract
A filter assembly for filtering liquid includes a filter housing and a filter cartridge disposed in an enclosed space of the filter housing. The filter housing including a cap affixed to the bowl to form the enclosed space. The cap including a fluid inlet port, a fluid outlet port, and a gas venting port for the enclosed space. The filter cartridge includes radial projections disposed in slots of the bowl blocking rotation of the filter cartridge relative to the bowl. A method of making a filter assembly includes inserting a filter cartridge into a bowl, and affixing the cap to the bowl.
Claims18
A filter assembly for filtering liquid, comprising:
- a filter housing including a cap, a bowl, and an enclosed space, a lower circumferential surface of the cap affixed to an upper circumferential surface of the bowl to form the enclosed space, the cap including a fluid inlet port, a fluid outlet port, and a gas venting port for the enclosed space, and the bowl including slots disposed on an inner side of the bowl;
- and
- a filter cartridge disposed in the enclosed space of the filter housing and fluidly connected to the fluid inlet port and the fluid outlet port in the cap, and the filter cartridge including radial projections disposed in the slots of the bowl blocking rotation of the filter cartridge relative to the bowl and preventing a bottom and a side of the filter cartridge from contacting the bowl.
A method of making a filter assembly for filtering liquid, comprising:
- inserting a filter cartridge into a bowl, the filter cartridge including radial projections and the bowl including slots disposed on an inner side of the bowl, wherein the inserting of the filter cartridge into the bowl includes:
- inserting each of the radial projections into a respective one of the slots of the bowl, the radial projections inserted in the slots preventing rotation of the filter cartridge relative to the bowl and preventing a bottom and a side of the filter cartridge from contacting the bowl;
- and
- affixing a cap to the bowl to form an enclosed space containing the filter cartridge, the cap including a fluid inlet port, a fluid outlet port, and a gas venting port, wherein the affixing of the cap to the bowl includes:
- affixing a lower circumferential surface of the cap to an upper circumferential surface of the bowl.
Dependencies are inferred from the claim text.