Invention Grant
- Patent Title: Thermal recirculation valve for fuel filtration module
- Patent Title (中): 燃油过滤模块热循环阀
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Application No.: US13927258Application Date: 2013-06-26
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Publication No.: US09163596B2Publication Date: 2015-10-20
- Inventor: Andrew J. Fisher , Eric R. Burgan , J Bradley Groom
- Applicant: CUMMINS FILTRATION IP, INC.
- Applicant Address: US IN Columbus
- Assignee: Cummins Filtration IP, Inc.
- Current Assignee: Cummins Filtration IP, Inc.
- Current Assignee Address: US IN Columbus
- Agency: Foley & Lardner LLP
- Main IPC: F02M37/22
- IPC: F02M37/22 ; F02M37/00

Abstract:
A thermal recirculation valve (TRV) is described that provides for effective fuel module heating during cold operation to mitigate fuel waxing or gelling issues. The TRV allows for the control of heated return fuel flow into the module dependent upon the module's outlet fuel temperature without the return fuel directly contacting the wax element. The wax element is isolated from direct contact with the higher temperature return fuel through use of an elastomeric seal which prevents return fuel from directly contacting the wax element. In addition, the wax element is positioned in the fuel outlet of the module.
Public/Granted literature
- US20140000727A1 THERMAL RECIRCULATION VALVE FOR FUEL FILTRATION MODULE Public/Granted day:2014-01-02
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