US 9,809,441 B2
Systems and methods for preventing fuel tank overfilling
Aed M. Dudar, Canton, MI (US); Dennis Seung-Man Yang, Canton, MI (US); Sheven Sharp, Troy, MI (US); Russell Randall Pearce, Ann Arbor, MI (US); Donald Ignasiak, Farmington Hills, MI (US); and Bryan Michael Bolger, Canton, MI (US)
Assigned to Ford Global Technologies, LLC, Dearborn, MI (US)
Filed by Ford Global Technologies, LLC, Dearborn, MI (US)
Filed on Dec. 21, 2015, as Appl. No. 14/976,699.
Prior Publication US 2017/0174501 A1, Jun. 22, 2017
Int. Cl. B67D 7/32 (2010.01); B67D 7/04 (2010.01); B60K 15/035 (2006.01); B60K 15/06 (2006.01); B60K 15/03 (2006.01)
CPC B67D 7/3272 (2013.01) [B60K 15/03504 (2013.01); B60K 15/061 (2013.01); B67D 7/04 (2013.01); B67D 7/048 (2013.01); B67D 7/0492 (2013.01); B60K 2015/0319 (2013.01); B60K 2015/03217 (2013.01); B60K 2015/03576 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A method comprising:
a vehicle operator selecting a desired fuel amount to add to a fuel tank that supplies fuel to an engine;
during refueling the fuel tank, monitoring a fuel level in the fuel tank; and
responsive to the fuel level indicating that the desired fuel amount has been added to the fuel tank:
in a first condition, including the fuel level below a threshold fuel level, sealing the fuel tank; and
in a second condition, including the fuel level reaching the threshold fuel level, pressurizing the fuel tank with an onboard pump.