drawn out the basket cover 62 is also fully opened this state is shown in fig4 if the basket cover 62 is opened as above the user can take out the foodstuffs f stored in the basket body 60 or accommodate the foodstuffs f therein on the other hand when the basket body 60 is pushed rearward i e to the left side in fig3 and 4 the guide protrusions 64 moves to the left side while being guided within the sliding guides 66 see fig3 thus the basket body 60 slides into the refrigerating chamber door 50 u2033 at this time the pinion portion 74 and the basket cover 62 rotate clockwise in fig3 and 4 therefore when the basket body 60 fully enters the refrigerating chamber door 50 u2033 the basket cover 62 is completely closed as shown in fig3 as described above in the present invention the basket cover 62 is opened and closed in cooperation with the movement of the basket body 60 according to the door basket structure of a refrigerator of the present invention described above there is provided the interlocking means comprising the pinion and rack portions so that the basket cover pivots in cooperation with the movement.