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US 10,987,927 B2Granted
Liquid discharge head, head unit, apparatus for discharging liquid, and liquid discharging method
AssigneeRicoh Company, Ltd.
InventorsTadashi Kaiba, Shuusei Murai
Life of this patent
Estimating the term…
Abstract
A liquid discharge head for controlling discharging of liquid, the liquid discharge head including a valve body configured to be movable, and to be pressed towards a discharge port from which the liquid is discharged; and a recessed portion provided in the valve body at a position facing the discharge port.
Claims8
A liquid discharge head for controlling discharging of liquid, the liquid discharge head comprising:
- a valve body configured to be movable, and to be pressed towards a discharge port from which the liquid is discharged;
- and
- a recessed portion in which the liquid enters, the recessed portion being provided in a leading end portion of the valve body at a position facing the discharge port, wherein
- the leading end portion is formed of an elastic resin,
- the pressing of the valve body causes the leading end portion of the valve body to be pressed against the discharge port, and
- the pressing of the leading end portion against the discharge port compresses the elastic resin and reduces the volume of the recessed portion.
3 more elements
A liquid discharging method for discharging liquid, the liquid discharging method comprising:
- pressing a valve body, which is movable, towards a discharge surface including a discharge port from which the liquid is discharged, to come into contact with the discharge surface, the valve body including a recessed portion in which the liquid enters, the recessed portion being formed a leading end portion of the valve body at:
- a position facing the discharge port, and the leading end portion is formed of an elastic resin;
- and
- pressing the valve body toward the discharge port, wherein
- the pressing of the valve body causes the leading end portion of the valve body to be pressed against the discharge port, and
- the pressing of the leading end portion against the discharge port compresses the elastic resin and reduces the volume of the recessed portion.
3 more elements
Dependencies are inferred from the claim text.