Infant Support Backrest Storage for Sealed Wipe Access

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Solution Overview

Problem

Conventional high chairs and booster seats lack storage compartments for wipes, napkins, or towels, forcing caregivers to leave the child unattended to retrieve cleaning items, leading to potential messes and stains.

Innovation Solution

An infant support with a storage compartment that forms an airtight seal, featuring a movable second member with a door for easy access by caregivers, preventing children from accessing the contents while allowing storage of pre-moistened wipes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a storage compartment is added to the infant support, then wipes and cleaning items can be stored for immediate access, but the device complexity increases

Engineering Contradiction:
Improveaccess to cleaning itemsVSAvoidstructure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The storage compartment is nested within the tray structure itself, with the compartment formed by the tray members and the backrest. The door is integrated into the tray assembly, creating a nested configuration that adds storage functionality without requiring a separate external structure.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The tray members serve dual functions: they provide the feeding surface and simultaneously form the walls and structure of the storage compartment. This multi-functionality reduces the need for additional separate components, thereby limiting the increase in device complexity.

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

2Ease of operation

If the storage compartment is made accessible, then caregivers can quickly retrieve wipes, but children may also access and make mess with the contents

Engineering Contradiction:
Improveaccess to wipesVSAvoidchild access to contents
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The door mechanism is positioned and designed to be accessible at a height and location suitable for caregivers, while the overall compartment structure and door design prevent small children from opening it. The local quality of accessibility is differentiated between caregiver level and child level.

Inventive Principle:
Principle #3Local quality

3Productivity

If pre-moistened wipes are stored in the compartment, then cleaning efficiency improves, but the wipes may lose moisture if the seal is not airtight

Engineering Contradiction:
Improvecleaning efficiencyVSAvoidmoisture retention
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The tray members are configured to form an airtight seal when the door is closed, creating a sealed environment that retains moisture in pre-moistened wipes. The flexible or rigid sealing surfaces of the tray members ensure the airtight closure is maintained.

Inventive Principle:
Principle #30Flexible shells and thin films

4Loss of time

If the door is designed for easy opening by caregivers, then access speed increases, but the structural strength may be compromised

Engineering Contradiction:
Improvetime to retrieve wipesVSAvoiddoor structural strength
Core Design Contradiction:
Loss of timeVSStrength

Solution Approach 1:

The door is designed with movable coupling mechanisms that allow easy opening and closing motion. The dynamic design enables quick access while the coupling mechanism maintains structural strength when closed, allowing the door to transition between accessible and secure states.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS9339118B2Infant support with storage compartment
Publication Date: 2016.05.17 MATTEL INC
  • US9339118B2 patent drawing
  • US9339118B2 patent drawing
  • US9339118B2 patent drawing

AI summary

An infant support includes a base and a backrest. The base is configured to rest upon a support surface and support an infant on the infant support. The base further includes a seat region and two arm portions. The backrest is pivotally coupled to the base between a storage configuration and an upright configuration. The backrest includes a front portion and a rear portion coupled together. The rear portion is configured to pivot between a closed position, in which the rear portion forms an interior cavity with the front portion, and an open position, where the rear portion is pivoted away from the front portion. The interior cavity is configured to receive and store napkins, wipes, or towels. The rear portion further includes an aperture and an operable door disposed proximate to the aperture. When the door is opened, the aperture provides access to the interior cavity for removing napkins, wipes, or towels from the infant support.