| CPC A47J 31/60 (2013.01) [B01D 29/014 (2013.01); B01D 29/6446 (2013.01); B01D 29/965 (2013.01); B01D 2201/085 (2013.01); B01D 2201/087 (2013.01)] | 6 Claims |

|
1. A washing device of an extraction device, which washes a filter of the extraction device with a fluid, the extraction device including an extraction tank for storing an extraction material, a lid body supported openably and closably at a lower portion of the extraction tank, a hydraulic cylinder that opens and closes the lid body, and the filter which is provided on the lid body, and on which the extraction material is placed, the washing device comprising:
a tube body which is disposed at a predetermined position with respect to the extraction tank, and through which the fluid passes; and
an ejection port provided on the tube body and injecting the fluid toward the filter when the lid body is in an open state,
wherein
the tube body is located between the extraction tank and the hydraulic cylinder regardless of whether the lid body is in the open state or a closed state.
|