Shelf Post Support for Image Forming Apparatus

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Solution Overview

Problem

Existing image forming systems face challenges in optimizing space usage, particularly in accommodating wheelchair users and ensuring compatibility with office furniture dimensions, while maintaining efficient operation and reducing the occurrence of document jams.

Innovation Solution

The system incorporates a shelf with a post configuration that is supported by an upper surface of the image forming apparatus, allowing for space-saving installation and preventing interference with operational components, thereby reducing the overall footprint and enhancing usability for users with disabilities.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If a shelf is added to accommodate articles, then storage capacity is improved, but the overall footprint and space usage may worsen

Engineering Contradiction:
Improvestorage capacityVSAvoidfootprint
Core Design Contradiction:
Quantity of substanceVSArea of stationary object

Solution Approach 1:

The shelf is positioned above the image forming apparatus rather than extending the footprint on the floor. This vertical placement allows storage of articles without increasing the horizontal area occupied by the system, effectively utilizing three-dimensional space instead of being limited to two-dimensional floor space.

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

2Ease of operation

If the apparatus width is increased to improve accessibility, then wheelchair accessibility is improved, but the space efficiency worsens

Engineering Contradiction:
Improvewheelchair accessibilityVSAvoidspace efficiency
Core Design Contradiction:
Ease of operationVSArea of stationary object

Solution Approach 1:

The shelf is elevated to a height that is accessible to wheelchair users without requiring the apparatus itself to be wider. This vertical positioning allows users to access the shelf from the front while maintaining a compact apparatus width, thus preserving space efficiency while improving accessibility.

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

3Strength

If the shelf structure is expanded to support more weight, then load-bearing capacity is improved, but the complexity of the support structure worsens

Engineering Contradiction:
Improveload-bearing capacityVSAvoidsupport structure complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The support function is extracted from the main apparatus body and implemented as a separate, dedicated support portion on the apparatus. This modular approach allows the support structure to be optimized independently for load-bearing capacity without adding unnecessary complexity to the overall apparatus design.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The support portion serves multiple functions: it provides structural support for the shelf, attaches the shelf to the apparatus, and positions the shelf at an accessible height. This multi-functionality reduces the need for additional separate components, thereby maintaining structural simplicity while ensuring adequate load-bearing capacity.

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

Data Source

PatentUS11042114B2Image forming system, shelf for image forming apparatus, and image forming apparatus
Publication Date: 2021.06.22 RICOH CO LTD
  • US11042114B2 patent drawing
  • US11042114B2 patent drawing
  • US11042114B2 patent drawing

AI summary

An image forming system includes a shelf portion, a post, and an image forming apparatus. An article is placeable on the shelf portion. The post is configured to support the shelf portion. The image forming apparatus is configured to form an image and includes a support portion on an upper surface of the image forming apparatus. The support portion is configured to support the post.