US Patent Application 18348637. PRINTING APPARATUS simplified abstract

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PRINTING APPARATUS

Organization Name

CANON KABUSHIKI KAISHA


Inventor(s)

Takuya Fukasawa of Kanagawa (JP)

Takatoshi Nakano of Kanagawa (JP)

Yoshinori Nakagawa of Kanagawa (JP)

Atsushi Takahashi of Tokyo (JP)

PRINTING APPARATUS - A simplified explanation of the abstract

This abstract first appeared for US patent application 18348637 titled 'PRINTING APPARATUS

Simplified Explanation

The patent application describes a printing apparatus that includes a print head with a discharge port and a pressure chamber filled with liquid to be discharged.

  • The printing apparatus performs a printing operation by discharging the liquid from the discharge port based on print data.
  • A circulation unit is included in the apparatus to circulate the liquid in a circulation passage, including the pressure chamber, while the printing operation is being performed.
  • After the printing operation is completed, the control unit of the apparatus continues the circulation of the liquid for a predetermined time.
  • The purpose of the circulation is to ensure the proper functioning of the printing apparatus and prevent any clogging or drying of the liquid in the discharge port or pressure chamber.
  • This innovation helps maintain the print head in good condition and ensures consistent and reliable printing results.


Original Abstract Submitted

A printing apparatus includes a print head provided with a discharge port that discharges liquid and a pressure chamber filled with the liquid to be discharged from the discharge port, and configured to perform a printing operation by discharging the liquid from the discharge port based on print data, includes a circulation unit that performs circulation of the liquid in a circulation passage including the pressure chamber in a state where the printing operation is performed, and includes a control unit that controls the circulation unit to continue the circulation for a predetermined time after the printing operation is completed.