Scanner Apparatus Same-Side Ports Vertical Discharge

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Solution Overview

Problem

Scanner apparatuses face challenges in user convenience due to interference between media inserted and discharged, requiring additional support units that increase the device's size or necessitate user support, which complicates medium conveyance.

Innovation Solution

The scanner apparatus is designed with the scanning insertion and discharge ports on the same side of the housing, allowing for vertical or lateral discharge, eliminating the need for additional support units by utilizing a placement face for the discharged end of the medium, thus maintaining a compact size and enhancing user convenience.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the insertion port and discharge port are provided on the same direction side of the housing, then user convenience is improved, but the discharged medium may interfere with the inserted medium

Engineering Contradiction:
Improveuser convenienceVSAvoidmedium conveyance
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent positions the insertion port and discharge port on the same side of the housing but directs them in different spatial dimensions. The insertion port receives medium from above while the discharge port ejects medium downward, creating vertical separation that prevents interference while maintaining same-side accessibility for users.

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

2Reliability

If a support unit is provided to support the discharged medium, then medium interference is prevented, but the size of the scanner apparatus increases

Engineering Contradiction:
Improvemedium conveyanceVSAvoidapparatus size
Core Design Contradiction:
ReliabilityVSLength of stationary object

Solution Approach 1:

The housing structure serves multiple functions: it provides the main body of the scanner, contains the optical scanning mechanisms, and simultaneously acts as a support surface for the discharged medium through its top surface. This eliminates the need for dedicated support units while preventing medium interference.

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

3Reliability

If the user supports the discharged medium, then medium interference is prevented, but user convenience is lessened

Engineering Contradiction:
Improvemedium conveyanceVSAvoiduser convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The scanner apparatus automatically manages the discharged medium through its structural design. The housing's top surface automatically supports the discharged medium, and the vertical discharge direction automatically directs it away from the insertion port, eliminating the need for user intervention in medium management.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11089173B2Scanner apparatus
Publication Date: 2021.08.10 SEIKO EPSON CORP
  • US11089173B2 patent drawing
  • US11089173B2 patent drawing
  • US11089173B2 patent drawing

AI summary

A scanner apparatus includes a housing including an insertion port into which a medium is inserted, a discharge port from which the medium is discharged, a conveying roller configured to convey the medium inserted from the scanning insertion port, and a scanning unit configured to scan the medium conveyed by the conveying roller. The scanning insertion port and the discharge port are provided on a +Y direction side of the housing. The housing includes a placement face extending in a −Y direction from the scanning insertion port. The placement face, when a first end of the medium is inserted into the scanning insertion port, is able to support a portion of the medium on a second end side opposite to the first end. The first end of the medium is discharged from the discharge port in a direction on the +Y direction side or in a −Z direction.