Recording Apparatus Bumper Integration for Compact Distance Detection

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Solution Overview

Problem

Existing flatbed recording apparatuses require additional space for detection sections, increasing the overall size due to the need for special arrangement spaces, which complicates the integration of collision detection and distance measurement systems.

Innovation Solution

Incorporating a bumper section that houses the detection section, allowing for efficient space utilization by integrating the detection mechanism within the bumper's inner space, and using a contact-type sensor system to detect the distance between the recording unit and medium without damaging the medium, enabling precise detection of unevenness or bending.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If a detection section is mounted on the recording apparatus to detect the distance between the recording unit and recording medium, then the detection function is improved, but the apparatus size increases due to the need for special arrangement space

Engineering Contradiction:
Improvedistance detection capabilityVSAvoidapparatus size
Core Design Contradiction:
Measurement precisionVSVolume of moving object

Solution Approach 1:

The detection section is merged with the bumper section, which is an existing protective component of the recording apparatus. By integrating the detection function into the bumper section, the patent eliminates the need for separate detection space while maintaining both collision protection and distance detection capabilities, thereby resolving the contradiction between improved measurement precision and reduced apparatus volume

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The bumper section is designed to serve multiple functions: it acts as both a protective element for absorbing impact from foreign matter and as a mounting structure for the detection section. This multi-functionality allows the same component to provide both mechanical protection and detection capabilities, reducing the overall apparatus size while maintaining detection precision

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Reliability

If a detection section is added to detect foreign matter collision, then the safety is improved, but the device complexity increases due to additional components and arrangement space

Engineering Contradiction:
Improvecollision detection capabilityVSAvoidstructure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The collision detection function is merged with the bumper section, which is already an integral part of the recording apparatus structure. By combining collision detection with the existing bumper component rather than adding a separate detection system, the patent improves reliability while minimizing the increase in device complexity

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The bumper section serves itself by incorporating the detection section within its structure. The bumper's existing space and structural characteristics are utilized to house the detection mechanism, allowing the component to provide both its original protective function and the additional collision detection function without requiring separate dedicated structures

Inventive Principle:
Principle #25Self-service

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 reduces the apparatus's size by eliminating the need for a separate detection space, allows for quick collision detection, and enables precise measurement of distances and surface irregularities without damaging the recording medium.

Implementation Method 1

a rotation detection section which detects rotation of the contact section in contact with the recording medium

Methodology Applied
Scientific EffectRotation detection:

Implementation Method 2

a bumper section which is arranged on at least one of one side and the other side of the recording processing section in the second direction and absorbs impact from collision with a foreign matter

Methodology Applied
Scientific EffectImpact absorption: Impact Force

Data Source

PatentUS8960852B2Recording apparatus
Publication Date: 2015.02.24 SEIKO EPSON CORP
  • US8960852B2 patent drawing
  • US8960852B2 patent drawing
  • US8960852B2 patent drawing

AI summary

There is provided a recording apparatus including a support stage which support a recording medium, a recording processing section which includes a recording unit for performing recording on the supported recording medium and is bridged so as to cross over the support stage in an X-axis direction, a Y-axis moving section which moves the recording processing section in a Y-axis direction with respect to the support stage, a rear bumper section which is arranged on the rear side of the recording processing section in the Y-axis direction and absorbs impact from collision with a foreign matter, and a first detection section which detects whether or not a distance between the recording medium A and the recording unit is less than a predetermined value, in which at least a part of the first detection section is arranged inside the rear bumper section.