Adjustable Cup Holder for Stroller Tray Safety

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Solution Overview

Problem

Conventional stroller designs with elevated child seats interfere with tray positions, leading to safety concerns such as accidental head bumps and spills, and complicate the stroller's collapse mechanism due to the proximity of the cup holder to the child seat.

Innovation Solution

A stroller apparatus with a tray-mounted cup holder that is adjustable between a retracted and deployed position, allowing for safe placement and retrieval of drinks while preventing accidental spills and facilitating easier stroller folding.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the child's seat is elevated to facilitate interaction with the caregiver, then the child can be seated closer to the caregiver, but the cup holder position interferes with the tray and creates safety hazards

Engineering Contradiction:
Improvechild-caregiver interactionVSAvoidhead bump and spill safety hazards
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The cup holder is designed to be movable between a retracted position (close to the tray) and a deployed position (away from the tray). This dynamic adjustment allows the cup holder to be positioned safely away from the child's head when in use, and retracted when not in use to eliminate safety hazards and improve aesthetics.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If the cup holder is positioned close to the child seat for easy access, then the caregiver can conveniently place drinks, but the drink may spill onto the child

Engineering Contradiction:
Improvedrink placement convenienceVSAvoiddrink spill onto child
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The cup holder's movable design enables it to be deployed to a position that is convenient for the caregiver to place drinks, yet positioned far enough away from the child to prevent spills. The cup holder can be adjusted to maintain an optimal distance that balances accessibility with safety.

Inventive Principle:
Principle #15Dynamics

3Device complexity

If the cup holder is mounted on the tray in a fixed position, then the structure is simple, but the stroller collapse becomes inconvenient to operate

Engineering Contradiction:
Improvecup holder mounting structureVSAvoidstroller folding operation
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

The cup holder is designed with a movable mounting mechanism that allows it to be retracted during the stroller folding process. This prevents the cup holder from interfering with the collapse mechanism, making the stroller easier to fold and store while maintaining a relatively simple overall structure.

Inventive Principle:
Principle #15Dynamics

4Shape

If the cup holder is retracted close to the tray, then the stroller aesthetics are improved and folding is facilitated, but the cup holder is less accessible

Engineering Contradiction:
Improvestroller aesthetics and compactnessVSAvoidcup holder accessibility
Core Design Contradiction:
ShapeVSEase of operation

Solution Approach 1:

The cup holder can be retracted close to the tray to improve aesthetics and facilitate folding, but can be deployed outward when needed to provide easy accessibility. This dynamic positioning allows the system to optimize for different operational requirements.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS8727191B2Child stroller apparatus having a tray mounted with a cup holder
Publication Date: 2014.05.20 WONDERLAND SWITZERLAND AG
  • US8727191B2 patent drawing
  • US8727191B2 patent drawing
  • US8727191B2 patent drawing

AI summary

A stroller apparatus can comprise a handle having two side segments, a tray assembled between the two side segments, and a cup holder movably mounted with the tray. The cup holder is adjustable between a first position retracted close to the tray to limit access to the cup holder, and a second position deployed away from the tray to facilitate access to the cup holder.