Invention Grant
- Patent Title: Quick oil change filter and assembly
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Application No.: US16937027Application Date: 2020-07-23
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Publication No.: US11571640B2Publication Date: 2023-02-07
- Inventor: Elizabeth Woytach , Bryce Metcalf , Randall Ammentorp , Chris Martinek , Rodney Balzar , Glen Stroik
- Applicant: BRIGGS & STRATTON, LLC
- Applicant Address: US WI Wauwatosa
- Assignee: BRIGGS & STRATTON, LLC
- Current Assignee: BRIGGS & STRATTON, LLC
- Current Assignee Address: US WI Wauwatosa
- Agency: Foley & Lardner LLP
- Main IPC: B01D27/08
- IPC: B01D27/08 ; B01D27/10 ; B01D35/30 ; B01D27/14 ; F01M11/03 ; F01M5/00 ; B01D35/18

Abstract:
A filtration system includes a filter housing and a filter cartridge. The filter housing includes a base and a cover removably coupled to the base. The cover includes a retainer. The filter cartridge has a longitudinal axis and is movable between an installed position within the filter housing and an uninstalled position outside the filter housing. The filter cartridge includes a top endplate including at least one protrusion extending upwardly away from the top endplate. The protrusion includes a tab extending radially outward from the protrusion that is structured to interact with the retainer to removably couple the filter cartridge to the cover. The filter cartridge further includes a bottom endplate and a filter media extending axially between the top endplate and the bottom endplate.
Public/Granted literature
- US20210023480A1 QUICK OIL CHANGE FILTER AND ASSEMBLY Public/Granted day:2021-01-28
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