SYSTEM OF INK SUPPLY Russian patent published in 2009 - IPC B41J2/00 

FIELD: printing industry.

SUBSTANCE: invention relates to system of ink supply. System of ink supply into writing head of device for writing contains tank for ink, device for regulating liquid flow and connecting element, which connects tank and device for regulating liquid flow with possibility of leaking of ink, which is stored in tank for ink, into writing head. Device for liquid flow regulation contains body, which contains: bottom, which has internal side and external side, input opening, opened into internal side of bottom and located in flowing connection with connecting element, wall, which passes on perimetre and projects from internal side of bottom, projection, which passes from internal side of bottom and provided with output opening, groove, made on external side of bottom and being in flowing connection with output opening, lid adjoining wall passing on perimeter elastic element, placed between lid and internal side of bottom and element, which ensures compulsory displacement, placed between lid and plastic element, and shifting elastic element to projection.

EFFECT: in system of ink supply hydraulic resistance of flowing canal reduces, providing possibility to supply large volume of ink.

12 cl, 34 dwg