Envelope Window Alignment for Automated Document Insertion

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Solution Overview

Problem

Existing image forming systems struggle with accurately positioning specific information, such as addresses, within envelopes to ensure visibility through transparent windows, often requiring manual adjustments that hinder productivity.

Innovation Solution

An envelope processing apparatus that includes a sensor to detect the transparent portion of an envelope, a holder to adjust the envelope's position, and a controller to align the specific information with the transparent portion, allowing for automated and precise positioning during the enclosing process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If manual adjustments are used to position specific information within envelopes, then positioning accuracy is improved, but productivity deteriorates

Engineering Contradiction:
Improvepositioning accuracyVSAvoidproductivity
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The system uses sensors to automatically detect the transparent portion position and the control circuitry to automatically calculate and output position adjustment information, enabling the system to self-adjust without manual intervention while maintaining high positioning accuracy

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical adjustment with an automated detection and control system that uses sensors to acquire envelope structure images and control circuitry to calculate position adjustments, eliminating the need for manual positioning operations

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Productivity

If automated positioning systems are implemented, then productivity is improved, but device complexity worsens

Engineering Contradiction:
ImproveproductivityVSAvoiddevice complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The control circuitry serves multiple functions: it acquires transparent portion information from sensor images, determines relative positions between transparent portions and specific information, calculates position adjustment information, and outputs control signals, consolidating multiple functions into a single control unit to minimize added complexity

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

Solution Approach 2:

The sensor acts as an intermediary that captures envelope structure images and provides transparent portion position information to the control circuitry, enabling automated positioning without requiring complex direct measurement mechanisms

Inventive Principle:
Principle #24Intermediary (Mediator)

3Manufacturing precision

If position adjustment information is output based on sensor detection, then positioning accuracy is improved, but loss of time worsens due to detection processing

Engineering Contradiction:
Improvepositioning accuracyVSAvoiddetection processing time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The sensor acquires the envelope structure image and the control circuitry calculates position adjustment information during the envelope conveyance process before enclosing occurs, allowing positioning preparation to be done in advance without adding post-positioning delays

Inventive Principle:
Principle #10Preliminary action

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

Enables automated and efficient alignment of specific information within envelopes, enhancing productivity by eliminating the need for manual adjustments and ensuring clear visibility through transparent windows.

Implementation Method 1

The sensor acquires, as an image, a structure of the envelope during conveyance of the envelope

Methodology Applied
Scientific EffectImage acquisition: Photography

Data Source

PatentUS12350957B2Envelope processing apparatus and image forming system
Publication Date: 2025.07.08 RICOH CO LTD
  • US12350957B2 patent drawing
  • US12350957B2 patent drawing
  • US12350957B2 patent drawing

AI summary

An envelope processing apparatus conveys an envelope to an enclosing position and encloses an enclosure on which specific information is formed at a formation position. The enclosing device includes: an envelope conveyor to convey the enclosure to the enclosing position to insert the enclosure into the envelope; a sensor to acquire, as an image, a structure of the envelope during conveyance, and acquire transparent-portion information indicating a position of a transparent portion in the envelope; an envelope holder to hold the envelope in a state in which the enclosure is insertable; and control circuitry to output position adjustment information for adjusting a position of the envelope in a width direction of the envelope at the enclosing position or a position of the specific information in a conveyance direction of the envelope, based on relative positions between the formation position of the specific information and the position of the transparent portion.