| 摘要 |
PURPOSE: A filter net of a fuel filter is provided to smoothly supply fuel by forming a filter net as an inner net and an outer net different in the mesh formation. CONSTITUTION: A fuel filter(20) is composed of an inner net(21) and outer net(25) and the inner net and the outer net are different in the weaving structure. The inner net is plainly woven at intervals of 60-micron meters and the outer net is woven in piles at intervals of 90-micron meters. The end of a fuel pipe(11a) connected with a fuel pump(11) is installed inside of the inner net and the outer net covers the inner net and the outer net is formed outside. The suction force of the fuel pump is transmitted inside of the fuel filter by the fuel pipe and fuel is pumped. The fuel of the outside of the fuel filter is passed through the outer net and inner net and at first time impurities is filtered to the outer net and at second time fine impurities is filtered to the inner net.
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