Patent ID: 11884065
Assignee: RICOH COMPANY, LTD.
Field: Textile and paper machines (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. A liquid discharge apparatus comprising:
a liquid discharge portion having a liquid discharge port, configured to perform a liquid discharge to discharge a liquid in a liquid discharge direction from the liquid discharge port toward an object;
a liquid discharge unit configured to hold the liquid discharge portion, the liquid discharge unit being movable along the liquid discharge direction;
a first driver configured to move the liquid discharge unit along the liquid discharge direction;
a second driver configured to move the liquid discharge portion relative to the liquid discharge unit along the liquid discharge direction;
an abnormality detector configured to detect an abnormality of the liquid discharge unit; and
circuitry configured to:
increase an excitation current of the first driver in response to an abnormality detection signal from the abnormality detector or an instruction to clean the liquid discharge portion; and
drive the second driver after increasing the excitation current.