Dryer Transport Unit With Movable Third Support For Medium Tension

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Solution Overview

Problem

Existing dryers capable of drying media transported by a transport unit often struggle to apply appropriate tension to the medium, which affects drying efficiency.

Innovation Solution

The dryer incorporates a transport unit with a first support portion at the inlet, a second support portion at the outlet, and a third support portion movable in the vertical direction between them, allowing for adjustable tension application and medium support.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Force

If a transport unit with fixed support portions is used, then the structure is simple, but appropriate tension cannot be applied to the medium

Engineering Contradiction:
Improvetension application capabilityVSAvoidtransport unit structure
Core Design Contradiction:
ForceVSDevice complexity

Solution Approach 1:

The third support portion is configured to be movable in the vertical direction, allowing dynamic adjustment of the transport unit's geometry. This enables the application of appropriate tension to the medium by adjusting the position of the third support portion, while maintaining a relatively simple overall structure when not in use.

Inventive Principle:
Principle #15Dynamics

2Productivity

If the third support portion is movable, then tension can be adjusted, but the device complexity increases

Engineering Contradiction:
Improvedrying efficiencyVSAvoidtransport unit structure
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The movable third support portion enables dynamic adjustment of tension during the drying process, improving drying efficiency by maintaining optimal medium tension. The simplicity of the movement mechanism minimizes the increase in overall device complexity.

Inventive Principle:
Principle #15Dynamics

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

This configuration enables the application of appropriate tension to the medium, improving drying efficiency and ease of medium setting in the drying furnace.

Implementation Method 1

a heating unit configured to heat a medium

Methodology Applied
Scientific EffectHeating: Heating

Data Source

PatentUS20250153490A1dryer
Publication Date: 2025.05.15 SEIKO EPSON CORP
  • US20250153490A1 patent drawing
  • US20250153490A1 patent drawing
  • US20250153490A1 patent drawing

AI summary

A dryer including a heating unit configured to heat a medium, a drying furnace at which the heating unit is disposed and that is configured to dry the medium, and a transport unit configured to transport the medium in the drying furnace, wherein the transport unit includes a first support portion that supports the medium at an inlet side end portion in a transport direction of the medium of the drying furnace, a second support portion that supports the medium at an outlet side end portion in the transport direction of the drying furnace, and a third support portion that supports the medium at a position between the first support portion and the second support portion in a transport path of the medium of the drying furnace, and the third support portion is configured to be movable in a vertical direction.