Patent ID: 11945232
Assignee: CANON KABUSHIKI KAISHA
Field: Textile and paper machines (Mechanical engineering)
Classification: CPC B | IPC B

Claim 14:
15. A control method of a printing apparatus including a first flow path configured to supply liquid from a tank, which stores the liquid, to a print head which ejects the liquid based on print data to perform print operation and which has a heating unit configured to heat the print head, and a circulation unit configured to establish a circulating state in which the liquid is put into circulation in a circulation path including at least of a part of the first flow path, and to establish a stopped state in which the circulation of the liquid in the circulation path is stopped, the control method comprising:
causing the circulation unit to perform first circulation operation to circulate the liquid while the print head is heated by the heating unit and
causing the circulation unit to perform second circulation operation while the print head is not heated by the heating unit.