Mobile Image Forming Control for Shake-Free Print Timing

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Solution Overview

Problem

Printing defects such as line streaks and blurring occur due to shaking or acceleration during the movement of self-traveling image forming apparatuses.

Innovation Solution

An image forming apparatus with a control mechanism that allows users to set whether to permit print processing at specific timings related to its movement, preventing printing while moving to avoid defects.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If print processing is executed while the image forming apparatus is moving to the delivery destination, then productivity is improved by providing printed matter promptly, but manufacturing precision deteriorates due to printing defects such as line streaks and blurring caused by shaking or acceleration

Engineering Contradiction:
Improveprompt delivery of printed matterVSAvoidprint quality
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The system dynamically adjusts the print execution timing based on the movement state of the image forming apparatus. The control unit determines whether to execute printing during movement or after stopping by comparing the apparatus state against user-selected preferences, allowing the system to adapt its operation mode to balance productivity and print quality requirements

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes the operational parameter of print execution timing based on movement conditions. By offering users selectable preferences (execute during movement, execute after stopping, or skip during movement), the system allows parameter adjustment to optimize for either speed or quality depending on the specific use case

Inventive Principle:
Principle #35Parameter changes

2Loss of time

If print processing is executed while the image forming apparatus is moving, then loss of time is reduced by performing printing during transit, but reliability deteriorates due to occurrence of printing defects

Engineering Contradiction:
Improvetime for print processingVSAvoidconsistent print quality
Core Design Contradiction:
Loss of timeVSReliability

Solution Approach 1:

The system performs preliminary determination of the appropriate print execution timing by evaluating the movement state and user preferences before actually executing the print command. This preliminary assessment ensures that printing conditions are verified in advance, preventing defective prints while maintaining efficient operation

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20260079434A1Image forming apparatus capable of preventing occurrence of printing defects caused by occurrence of shaking or acceleration caused by movement of the image forming apparatus, control method for image forming apparatus, and storage medium
Publication Date: 2026.03.19 CANON KK
  • US20260079434A1 patent drawing
  • US20260079434A1 patent drawing
  • US20260079434A1 patent drawing

AI summary

A mechanism capable of preventing the occurrence of printing defects caused by the occurrence of shaking or acceleration caused by the movement of an image forming apparatus is provided. An image forming apparatus, which is capable of being moved by a moving mechanism to a destination designated by a user, includes at least one processor, and a memory coupled to the processor storing instructions that, when executed by the processor, cause the processor to function as a printing unit that executes a print processing that generates a printed matter, a retaining unit that retains a setting set by the user, the setting indicating whether or not to permit execution of the print processing at a predetermined timing related to movement by the moving mechanism, and a control unit that controls the execution of the print processing based on the setting.