DOCUMENT HANDLER CAPABLE OF PROTECTING BUILT-IN SENSOR FROM EXTRANEOUS SUBSTANCE Russian patent published in 2012 - IPC G07D7/00 G07D11/00 

FIELD: information technology.

SUBSTANCE: document handler is provided with a housing (1) which comprises a lower case (6) which has a lower cover (7) for providing a bottom surface of a channel (5) and a lower tray (8) attached to the bottom of lower cover (7) to form a lower cavity (3d) in between, in which the lower optical sensing element (3a) of optical sensor is located. Even if liquid spilled on the main surface of a table, as is often the case, it will fall into channel (5) from the side of the bill inlet, there is no damage caused to electric instruments in lower cavity (3d) by extraneous substance which is discharged through a drainage (15).

EFFECT: protection of document processing apparatus from extraneous substances, which increases reliability of operation of the equipment.

2 cl, 50 dwg