Image Forming Apparatus Document Placement Projection

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Solution Overview

Problem

The existing image forming apparatuses are not user-friendly for placing documents on the receiving surface from the front of the upper surface, as the inclined surface only extends from one end to the other end of the front portion, making it difficult for users to position documents correctly.

Innovation Solution

The image forming apparatus includes a projecting portion on the front portion of the apparatus body, which projects forward and upward relative to the inclined surface, providing a more accessible area for document placement and improving user interaction.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Area of stationary object

If the inclined surface extends from one end to the other end of the front portion, then the document placement area is maximized, but the user-friendliness for placing documents from the front deteriorates

Engineering Contradiction:
Improvedocument placement areaVSAvoiduser-friendliness for document placement
Core Design Contradiction:
Area of stationary objectVSEase of operation

Solution Approach 1:

The front portion of the upper surface is segmented into two distinct functional zones: an inclined surface extending from the rear end to the front end, and a projecting portion that protrudes forward from the inclined surface. This segmentation allows the inclined surface to provide extensive document placement area while the projecting portion creates an accessible front edge for easy document insertion from the front.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The projecting portion extends in the front-rear dimension beyond the inclined surface, creating a multi-level structure. This dimensional addition provides a forward-protruding platform that serves as an accessible entry point for document placement, while the inclined surface maintains its extensive area for document positioning.

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

2Productivity

If the inclined surface is continuously inclined downward from the front end of the rear portion to the front end, then the document transport to the reading unit is facilitated, but the accessibility for user operation from the front deteriorates

Engineering Contradiction:
Improvedocument transport efficiencyVSAvoidaccessibility for user operation
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The front portion is segmented into the inclined surface for document transport and the projecting portion for user access. The inclined surface maintains continuous downward inclination for efficient document movement to the reading unit, while the projecting portion provides a forward extension that improves user accessibility without disrupting the transport function.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The projecting portion acts as an intermediary structure between the user and the inclined surface. It provides an accessible front platform for document placement while the inclined surface below continues to facilitate document transport to the reading unit, mediating between user interaction and automated transport.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11960234B2Image forming apparatus in which a document can be placed more easily on a receiving surface
Publication Date: 2024.04.16 FUJIFILM CORP
  • US11960234B2 patent drawing
  • US11960234B2 patent drawing
  • US11960234B2 patent drawing

AI summary

An image forming apparatus includes: an apparatus body having a receiving surface on which a document is placed and that is provided on a rear portion of an upper surface, the rear portion being positioned behind a front end of the upper surface; a reading unit provided on the rear portion such that the reading unit is openable and closable, the reading unit reading an image on the document while transporting the document; an inclined surface on which no operation unit is disposed, the inclined surface being continuously inclined downward from a front end of the rear portion to the front end of the upper surface; and a projecting portion provided on a front portion of the apparatus body at a position on a first side of the inclined surface in a left-right direction, the projecting portion projecting forward and upward with respect to the inclined surface.