Patent ID: 11858341
Assignee: HYUNDAI MOTOR COMPANY
Field: Transport (Mechanical engineering)
Classification: CPC B  F | IPC B  F

Claim 0:
1. An apparatus for preventing fuel overflow of a vehicle fuel tank, the apparatus comprising:
a valve unit comprising a valve body, a housing configured to cover a lower part of the valve body, a float mounted on the valve body and configured to slide up and down, and a vapor line selectively connected to a canister side by being opened and closed according to a movement of the float, wherein a fuel inlet hole is provided on a side surface of the housing;
a cover unit coupled to the housing to envelop the housing, and comprising a plurality of windows along an outer circumferential surface thereof at a height corresponding to the fuel inlet hole, thereby being configured to allow fuel to be introduced into the valve unit; and
a shielding unit mounted on the outer circumferential surface of the cover unit to shield open windows and configured such that, when mounted on the cover unit, the shielding unit rotates along a turning direction of a vehicle to form an inflow path of the fuel flowing into the fuel inlet hole.