US 11,898,523 B1
Filter housing for a fuel filter
Paul Mason, Dearborn, MI (US); Alberto Levi Rossano Ruiz, Barrio Santiaguito (MX); and David Toutant, Grosse Pointe Woods, MI (US)
Assigned to Robert Bosch GmbH, Stuttgart (DE)
Filed by Robert Bosch GmbH, Stuttgart (DE)
Filed on Aug. 5, 2022, as Appl. No. 17/882,299.
Int. Cl. F02M 37/36 (2019.01); F02M 37/10 (2006.01); F02M 37/00 (2006.01); F02M 37/44 (2019.01)
CPC F02M 37/36 (2019.01) [F02M 37/0052 (2013.01); F02M 37/10 (2013.01); F02M 37/44 (2019.01)] 11 Claims
OG exemplary drawing
 
1. A fuel system comprising:
an internal combustion engine;
a fuel tank that is connected to the internal combustion engine via a fuel supply line;
a fuel pump configured to receive fluid from the fuel tank and supply pressurized fluid to the fuel supply line via a fuel filter;
the fuel filter which is configured to receive fuel from the fuel pump and provide filtered fuel to the fuel supply line, the fuel filter disposed in a filter housing, the filter housing including
a filter chamber, the fuel filter being disposed in the filter chamber,
a fuel inlet that communicates with the filter chamber and directs fuel received from the fuel pump into the filter chamber,
a fuel outlet that communicates with the filter chamber and directs filtered fuel received from the fuel filter to the fuel supply line, and
a bypass outlet that communicates with the filter chamber, the bypass outlet directing fuel not drawn into the fuel filter by the internal combustion engine to a fuel pressure regulator; and
the fuel pressure regulator which is configured to receive fuel from the bypass outlet and return the fuel received from the bypass outlet to the fuel tank.