Patent ID: 9096120
Filing Date: 2015-08-04
Classification: B60K,F16L

Abstract:
1. A fuel filling device for a ship comprising: a fuel pipe seat including a fixed seat having a filling port, with the fuel pipe seat further including a fuel pipe extending downward from and in communication with the filling port, with the fuel pipe including an inner peripheral face, and with a first engagement portion, a second engagement portion, and a third engagement position formed on the inner peripheral face of the fuel pipe and spaced from each other in a circumferential direction; a fuel cap including a body extend along longitudinal axis with the fuel cap further including an operative portion mounted to the body, with the body including an outer periphery, with a first track, a second track, and a third track formed on the outer periphery of the body and spaced from each other in a circumferential direction about the longitudinal axis, with each of the first, second, and third tracks including a front, lower end and a rear, higher end having a stop, and with an entrance defined in front of the front, lower end of each of the first, second, and third tracks, wherein the fuel cap is inserted into the fuel pipe of the fuel pipe seat with the first, second, and third engagement portions respectively received in the entrances of the first, second, and third tracks, the fuel cap is rotated relative to the fuel pipe seat in a locking direction, the first, second, and third tracks move relative to the first, second, and third engagement portions until the first, second, and third engagement portions are stopped by the stops of the first, second, and third tracks, and the fuel cap is in a locking position and blocks the fuel pipe, with the body of the cap including a top side, with a flange extending outward from the top side of the body, with a sealing ring mounted between the flange and an outer periphery of the body, and with the body of the fuel cap further including a bottom side spaced from the top side of the body along the longitudinal axis of the body, with a pressure relief hole extending from the top side through the bottom side of the body of the fuel cap, with a pressure relief valve mounted in the pressure relief hole, with an annular ridge formed on the top side of the body and extending along a periphery of a top opening of the pressure relief hole, with the operative portion pivotably mounted by a pin to the top side of the body, with the operative portion including a hole, with the operative portion pivotable between a rest position and an upright position, with the annular ridge received in the hole of the operative portion when the operative portion is in the rest position, and with the operative portion in the upright position adapted to be gripped by an operator to rotate the body for locking the fuel cap to the fuel pipe seat or removing the fuel cap from the fuel pipe seat.