Binding Teeth Posture Stabilization in Recording Medium Processing

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Solution Overview

Problem

The quality of binding processing for recording medium bundles can deteriorate due to changes in the posture of the teeth used for binding, leading to inconsistent results.

Innovation Solution

A recording medium processing apparatus that includes first teeth for binding and second teeth that move to press against the first teeth, with a control unit ensuring the second teeth are aligned and pressed against the first teeth even without a recording medium bundle present, stabilizing their posture.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a pair of teeth used for binding the recording medium bundle does not come into contact with each other, then the device structure is simpler, but the posture of the teeth changes and the quality of binding processing deteriorates

Engineering Contradiction:
Improvequality of binding processingVSAvoidstructure of teeth mechanism
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The control unit moves the second teeth toward the first teeth to press them against each other in advance, before the recording medium bundle is placed, to establish stable contact and prevent posture changes during the binding process

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The control unit monitors the position and contact state of the teeth and adjusts their movement accordingly, ensuring that the second teeth maintain proper contact with the first teeth throughout the binding operation

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS11772405B2Recording medium processing apparatus and image forming system
Publication Date: 2023.10.03 FUJIFILM BUSINESS INNOVATION CORP
  • US11772405B2 patent drawing
  • US11772405B2 patent drawing
  • US11772405B2 patent drawing

AI summary

A recording medium processing apparatus includes first teeth that are used for binding processing of a recording medium bundle; second teeth that move toward the first teeth and press the recording medium bundle located between the first teeth and the second teeth; and a control unit that moves the second teeth toward the first teeth to press the second teeth against the first teeth in a state in which there is no recording medium bundle between the first teeth and the second teeth.