Wireless Communicator Removable Lid Design

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Solution Overview

Problem

Existing image forming apparatuses face challenges in efficiently integrating and removing wireless communicators for maintenance and user requests, as current designs often require complex disassembly and may interfere with other components, complicating the detachment and attachment processes.

Innovation Solution

The design incorporates a display-and-operation device with a housing that includes a removable lid and strategically positioned wireless communicators, allowing for easy detachment and attachment by arranging them outside the outer peripheral edges of the control board and holder, facilitating access through a single opening and reducing interference with other components.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the wireless communicator is integrated within the housing along with the control board and holder, then the device structure is compact and components are protected, but the detachment and attachment process becomes complex and time-consuming

Engineering Contradiction:
Improvecomponent protectionVSAvoiddetachment and attachment process
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The wireless communicator is positioned in a separate region outside the outer peripheral edge of the holder, allowing it to be accessed and removed independently through the opening without requiring disassembly of the entire housing or interference with the holder and control board. This spatial segmentation enables selective access to the wireless communicator while maintaining the integrated protective structure.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If the wireless communicator is positioned outside the outer peripheral edge of the holder, then detachment and attachment become easier and faster, but the device structure becomes more complex and space is wasted

Engineering Contradiction:
Improvedetachment and attachment processVSAvoidstructural arrangement
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The wireless communicator is arranged in the planar dimension outside the holder's peripheral edge rather than stacking it vertically or embedding it deeply within the housing. This two-dimensional layout optimization allows easy access through the opening while maintaining a compact overall footprint and avoiding unnecessary three-dimensional complexity.

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

3Object-affected harmful factors

If a lid is provided to open and close the opening for accessing the wireless communicator, then component exposure is controlled and safety is improved, but the device structure becomes more complex

Engineering Contradiction:
Improvecomponent exposure controlVSAvoidhousing structure
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The wireless communicator is extracted to a position outside the holder's peripheral edge, allowing the lid to cover only the specific opening area rather than the entire housing. This selective extraction enables a simpler lid structure that provides necessary protection without requiring a complex full-enclosure design.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS10785378B2Display-and-operation device and image forming apparatus
Publication Date: 2020.09.22 RICOH CO LTD
  • US10785378B2 patent drawing
  • US10785378B2 patent drawing
  • US10785378B2 patent drawing

AI summary

A display-and-operation device includes a housing, a display operation panel, a wireless communicator, a control board, and a holder. The display operation panel forms a display operation screen on an outer surface of the housing. The wireless communicator is included in the housing and includes an antenna to perform wireless communication with a communication object. The control board is included in the housing, to control the display operation panel. The holder is included in the housing. The holder holds the display operation panel. The housing includes an opening through which the wireless communicator is removable to an outside of the housing and a lid to open and close the opening. At least a part of the wireless communicator is arranged outside an outer peripheral edge of at least one of the control board and the holder when viewed from a side at which the display operation screen is disposed.