JP2007230189A5 - - Google Patents

Claims (10)

An ink tank attached to the printer,
An ink storage chamber for storing ink;
An ink outlet provided in the ink storage chamber;
An ink supply port provided outside the ink tank;
An ink outlet channel connecting the ink outlet port and the ink supply port, and serving as a channel when the ink in the ink storage chamber is supplied to the outside of the ink tank;
A stirring member for stirring the ink in the ink storage chamber,
The ink tank according to claim 1, wherein the ink outlet port is disposed above a lowermost surface of an inner wall of the ink storage chamber in a posture in which the ink tank is attached to the printer.   The ink tank according to claim 1, wherein the ink outlet channel is bent. The ink tank is mounted on a carriage of a reciprocating printer,
The stirring member has a free end;
The ink outlet port, in the attitude of the ink tank is mounted on the carriage, it is provided below the said free end of said 攪拌部material,
The ink tank according to claim 1, wherein the stirring member is moved as the carriage is reciprocated. The ink storage chamber has a first inner wall that intersects the reciprocating direction in a state where the ink tank is mounted on the carriage.
The 攪拌部material ink tank according to claim 3, characterized in that a plate-like member, is disposed facing the first inner wall. The first inner wall is provided with a protruding member that protrudes into the ink storage chamber,
The stirring member has an engaging portion that is engaged with the protruding member,
The agitating member rotates about the engaging portion as a rotation axis along with the reciprocating movement of the carriage, and the engaging portion moves along a direction in which the protruding member protrudes. Item 5. The ink tank according to Item 4. The protruding member protrudes along a direction in which the carriage reciprocates;
The ink tank according to claim 5, wherein the engagement portion is moved after the stirring member starts rotating.   The ink tank according to claim 5, wherein the rotation shaft is provided in a horizontal direction in a state where the ink tank is mounted on the carriage.   The ink storage chamber comprises a space in which the inner wall and a flexible member are combined, and the volume of the ink storage chamber decreases with consumption of the liquid stored in the space. The ink tank according to any one of 1 to 7.   9. The ink tank according to claim 1, wherein pigment ink containing a pigment component is stored in the ink storage chamber. In a printer having an ink tank that stores pigment ink containing a pigment component used for printing and a carriage that reciprocates by mounting a head that discharges the liquid,
The ink tank is
An ink storage chamber for storing ink;
An ink outlet provided in the ink storage chamber;
An ink supply port provided outside the ink tank;
An ink outlet channel connecting the ink outlet port and the ink supply port, and serving as a channel when the ink in the ink storage chamber is supplied to the outside of the ink tank;
A stirring member for stirring the ink in the ink storage chamber,
The ink outlet is disposed above the lowermost surface of the inner wall of the ink storage chamber in a posture in which the ink tank is mounted on the carriage.
The printer, wherein the stirring member stirs the ink in the ink storage chamber as the carriage reciprocates.