Recording Device Holding Unit Nesting for Compact Footprint

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Solution Overview

Problem

Existing recording devices face challenges in minimizing size due to the need for additional space for holding units, which can lead to increased device dimensions.

Innovation Solution

The recording device incorporates a configuration where holding units for liquid accommodation are positioned between the support unit and the coupling frame, and between the side frames, utilizing otherwise dead space to optimize the device's size and stability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If the holding unit is installed on the floor separately from the main body, then the holding unit has stable installation, but the device requires additional installation space and increases overall footprint

Engineering Contradiction:
Improveholding unit installation stabilityVSAvoidinstallation space
Core Design Contradiction:
Stability of the object's compositionVSArea of stationary object

Solution Approach 1:

The holding unit is integrated with the main body of the recording device, specifically positioned between the support unit and coupling frame. This merging eliminates the need for separate floor installation space while maintaining structural stability through the integrated framework.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The holding unit is nested within the existing structural framework of the recording device, utilizing the space between the support unit, coupling frame, and side frames. This nesting approach allows the holding unit to be accommodated without increasing the overall device footprint.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Volume of stationary object

If the holding unit is attached to the main body, then the device size is suppressed, but there may be structural complexity in integrating the holding unit

Engineering Contradiction:
Improvedevice sizeVSAvoidstructural integration complexity
Core Design Contradiction:
Volume of stationary objectVSDevice complexity

Solution Approach 1:

The holding unit is positioned at a specific location between the support unit and coupling frame, utilizing the local space available in the framework. This localized placement simplifies integration by focusing on a specific area rather than requiring complex overall structural redesign.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The holding unit is arranged in the vertical dimension between the support unit and coupling frame, rather than extending horizontally. This dimensional arrangement suppresses device size while maintaining simple structural integration within the existing framework.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Volume of stationary object

If the holding unit is positioned to utilize available space, then device size is minimized, but access to the holding unit may become difficult

Engineering Contradiction:
Improvedevice sizeVSAvoidaccess to holding unit
Core Design Contradiction:
Volume of stationary objectVSEase of operation

Solution Approach 1:

The holding unit is designed as a separate, removable component that can be independently accessed. This segmentation allows the holding unit to be positioned space-efficiently while maintaining ease of access for loading and unloading liquid accommodation units without requiring disassembly of the entire device.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12128688B2Recording device
Publication Date: 2024.10.29 SEIKO EPSON CORP
  • US12128688B2 patent drawing
  • US12128688B2 patent drawing
  • US12128688B2 patent drawing

AI summary

A recording device is a recording device receiving liquid supplied from a liquid accommodation unit, and includes a recording unit configured to eject the liquid onto a transported medium, a support unit configured to support the medium at a position facing the recording unit, a first side frame and a second side frame that are configured to support one end side and the other end side of the support unit, a coupling frame configured to couple the first side frame and the second side frame, and a holding unit configured to hold the liquid accommodation unit. The coupling frame is located below the support unit, and the holding unit is located between the support unit and the coupling frame and between the first side frame and the second side frame.