Movable Press Portion with Conditional Urging Mechanism
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Solution Overview
Problem
Existing recording-medium containers face challenges in pressing a press portion against a recording medium stack without deforming the stack, especially when the stack is heavily loaded, as existing solutions either deform the stack or require excessive force.
Innovation Solution
A recording-medium container with a movable press portion and an urging member that presses the press portion against the stack only when the stack exceeds a predetermined load, using an interlocking mechanism and urging mechanism to ensure efficient stacking without deformation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the press portion is urged or moved toward the recording medium stack, then the press portion is more easily pressed against the side, but the recording medium stack is more likely to be deformed with the pressure
Solution Approach 1:
The press portion is designed to be movable rather than fixed, allowing it to dynamically adjust its position and applying force only when necessary. The urging member enables the press portion to move toward the recording medium stack selectively, preventing deformation while maintaining ease of operation when needed.
Solution Approach 2:
The urging member changes the operational state of the press portion by applying urging force only under specific conditions (when recording medium needs to be pressed). This conditional parameter change allows the system to balance ease of operation with prevention of deformation, rather than maintaining constant pressure.
2Reliability
If the press portion is pressed against the recording medium stack, then the recording medium is held securely, but excessive force may deform the stack
Solution Approach 1:
The urging member automatically activates to urge the press portion toward the recording medium stack when needed, and deactivates when not needed. This self-regulating mechanism ensures reliable holding of the recording medium while preventing excessive force that would cause deformation, without requiring external control.
3Productivity
If the urging member constantly urges the press portion, then the press portion is always ready to press, but the recording medium stack may be deformed even when not needed
Solution Approach 1:
The urging member provides periodic or intermittent urging force rather than constant force. It activates only when the recording medium stack requires pressing and remains inactive otherwise, maintaining productivity when needed while preventing harmful deformation during idle periods.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The solution allows for effective pressing of the press portion against the recording medium stack without deforming it, even when the stack is heavily loaded, by utilizing an urging mechanism that activates only when necessary, reducing operational load and maintaining stack integrity.
Implementation Method 1
an urging member that urges the press portion toward the recording medium stack when the quantity of the recording medium stack loaded in the container exceeds a predetermined load
Data Source
AI summary
A recording-medium container includes a press portion and an urging member. The press portion is disposed to be movable toward and away from a side of a recording medium stack loaded in the recording-medium container, and pressed against the side. The urging member urges the press portion toward the recording medium stack when a quantity of the recording medium stack exceeds a predetermined load.