Invention Grant
- Patent Title: Filtration system
- Patent Title (中): 过滤系统
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Application No.: US13062008Application Date: 2009-09-02
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Publication No.: US09044699B2Publication Date: 2015-06-02
- Inventor: Brian D. Gale , David M. Botts , Karl J. Fritze , Laurence W. Bassett , Richard A. Kirchner
- Applicant: Brian D. Gale , David M. Botts , Karl J. Fritze , Laurence W. Bassett , Richard A. Kirchner
- Applicant Address: US MN St. Paul
- Assignee: 3M Innovative Properties Company
- Current Assignee: 3M Innovative Properties Company
- Current Assignee Address: US MN St. Paul
- Agent Alexander Medved; Scott A. Baum
- International Application: PCT/US2009/055643 WO 20090902
- International Announcement: WO2010/027989 WO 20100311
- Main IPC: B01D27/00
- IPC: B01D27/00 ; B01D35/00 ; B01D35/30 ; B01D29/00 ; B01D35/157

Abstract:
A filtration system is disclosed comprising a filter manifold and a filter cartridge. The filter manifold comprises a bracket, a valve, a manifold feed port, a manifold filtrate port, and a handle. The valve is held by the bracket and comprises a fixed portion attached to the bracket and a rotary portion. The handle is operatively connected to the rotary portion and comprises a cartridge lifter having one of a camming ramp or a camming lug lifter engagement feature. The handle is rotatable to a service position and a disengaged position, wherein the manifold feed port is blocked by the valve when the handle is in the disengaged position. The filter cartridge comprises a cartridge feed port, a cartridge filtrate port, and an external cartridge surface having one of a camming lug or a camming ramp for engaging the lifter engagement feature.
Public/Granted literature
- US20110247974A1 FILTRATION SYSTEM Public/Granted day:2011-10-13
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