18399572. LIQUID DISCHARGE APPARATUS AND CONTROL METHOD simplified abstract (CANON KABUSHIKI KAISHA)

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LIQUID DISCHARGE APPARATUS AND CONTROL METHOD

Organization Name

CANON KABUSHIKI KAISHA

Inventor(s)

AKIHIRO Tomida of Kanagawa (JP)

TOSHIMITSU Danzuka of Tokyo (JP)

KEITA Ishimi of Kanagawa (JP)

TAKAO Ogata of Tokyo (JP)

RIE Takekoshi of Kanagawa (JP)

AKIKO Aichi of Tokyo (JP)

LIQUID DISCHARGE APPARATUS AND CONTROL METHOD - A simplified explanation of the abstract

This abstract first appeared for US patent application 18399572 titled 'LIQUID DISCHARGE APPARATUS AND CONTROL METHOD

Simplified Explanation: The patent application describes a liquid discharge apparatus that maintains the discharge characteristic of a discharge head by circulating liquid through a circulation flow path and capping the nozzle surface when needed.

  • The apparatus includes a discharge head with a nozzle for liquid discharge.
  • A circulation unit circulates liquid through the discharge head.
  • A cap unit can cap the nozzle surface of the discharge head.
  • A control unit manages the operation of the discharge head, circulation unit, and cap unit.
  • If an anomaly is detected and the cap unit cannot cap the nozzle surface, the control unit activates the circulation unit to circulate liquid through the flow path.

Key Features and Innovation:

  • Integration of a circulation unit to maintain the discharge characteristic.
  • Cap unit for capping the nozzle surface when needed.
  • Control unit for overall management and control of the apparatus.

Potential Applications: The technology can be used in various liquid discharge systems such as inkjet printers, industrial spraying systems, and medical devices.

Problems Solved: The technology addresses the issue of maintaining the discharge characteristic of a liquid discharge head by efficiently circulating liquid and capping the nozzle surface when necessary.

Benefits:

  • Consistent discharge performance.
  • Prevents clogging and blockages.
  • Extends the lifespan of the discharge head.

Commercial Applications: The technology can be applied in industries such as printing, manufacturing, and healthcare for improved liquid discharge processes.

Prior Art: Readers can explore prior patents related to liquid discharge apparatus and circulation systems to understand the evolution of this technology.

Frequently Updated Research: Stay updated on advancements in liquid discharge technology, nozzle design, and circulation system efficiency for potential improvements in the apparatus.

Questions about Liquid Discharge Apparatus: 1. What are the key components of a liquid discharge apparatus? 2. How does the control unit manage the operation of the apparatus?


Original Abstract Submitted

It is intended to excellently maintain a discharge characteristic of a discharge head. A liquid discharge apparatus includes a discharge head including a nozzle for discharging liquid, a circulation unit capable of circulating liquid through a circulation flow path including the discharge head, a cap unit capable of capping a nozzle surface of the discharge head where the nozzle is formed, and a control unit for controlling the discharge head, the circulation unit, and the cap unit. In a case where anomaly is detected and the cap unit cannot cap the nozzle surface, the control unit causes the circulation unit to circulate liquid through the circulation flow path.