US 12,122,472 B2
Fuel tank
Katsuhiko Tokunaga, Hamamatsu (JP); Naoyuki Sezaki, Hamamatsu (JP); and Yoshie Sato, Hamamatsu (JP)
Assigned to SUZUKI MOTOR CORPORATION, Hamamatsu (JP)
Filed by SUZUKI MOTOR CORPORATION, Hamamatsu (JP)
Filed on Dec. 23, 2021, as Appl. No. 17/561,243.
Claims priority of application No. 2021-000164 (JP), filed on Jan. 4, 2021.
Prior Publication US 2022/0212739 A1, Jul. 7, 2022
Int. Cl. B62J 35/00 (2006.01); B01D 19/00 (2006.01)
CPC B62J 35/00 (2013.01) [B01D 19/0068 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A fuel tank comprising:
a tank panel in which a storage space of a fuel is formed;
a tank inlet fixed to the tank panel; and
a tank cap that allows the tank inlet to be opened and closed, wherein
the tank inlet includes
an inlet plate which has a bottomed cylindrical shape and to which the tank cap is attached,
an inlet pipe that protrudes from a bottom wall of the inlet plate into the storage space, and
a separator configured to separate the fuel entering from the storage space into a liquid component and a gas component,
the separator is supported by the bottom wall of the inlet plate in the storage space and comprises a gas-liquid separation chamber, and
the separator is disposed on an outer side of the inlet pipe and on an inner side relative to an outer edge of the inlet plate in a bottom view of the tank inlet,
the tank cap includes an in-cap separator configured to separate the fuel entering from the storage space into the liquid component and the gas component, and
a gas-liquid separation chamber of the in-cap separator is in communication with the gas-liquid separation chamber of the separator through a communication hole formed in the bottom wall of the inlet plate,
a breather pipe, configured to discharge the gas component of the fuel is in communication with the in-cap separator, and
the breather pipe is connected to the bottom wall of the inlet plate at a position separated from the separator.