Apparatus and method for a drop tray

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Solution Overview

Problem

Conventional high-chairs lack a convenient and easy-to-clean solution for catching food, liquids, and debris dropped by infants, requiring separate movement and cleaning of a drop sheet or mat, which can create additional mess and work for parents.

Innovation Solution

A high-chair drop tray with a base and sidewalls, featuring openings for chair legs, made from thin plastic that is deformable and easy to clean, allowing it to be moved with the chair and serving as a footrest.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If a drop sheet or mat is placed on the floor to catch debris, then the floor is protected from food and liquid spills, but the mat must be moved separately with the chair and requires frequent cleaning, creating additional mess and work

Engineering Contradiction:
Improvefloor protection from spillsVSAvoidease of moving and cleaning
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The patent combines the drop tray with the high chair by providing openings in the tray that receive the chair legs, effectively merging the two separate objects. This integration allows the tray to move automatically with the chair without requiring separate handling, while still providing floor protection when the chair is placed on protective surfaces.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The drop tray serves as an intermediary element between the high chair and the floor. It catches debris falling from the chair, preventing direct contact with the floor, while its integrated design eliminates the need for separate mat handling. The tray can be removed and cleaned independently without moving the chair.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Quantity of substance

If a separate drop mat is used to catch debris, then spills are contained, but moving the mat separately creates additional work and may cause more mess

Engineering Contradiction:
Improvedebris containmentVSAvoidtime for moving and cleaning
Core Design Contradiction:
Quantity of substanceVSLoss of time

Solution Approach 1:

The drop tray is merged with the high chair structure through the leg opening mechanism, creating a unified assembly that moves together. This eliminates the time loss associated with separately positioning and moving a drop mat, while maintaining effective debris containment within the tray's walls.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The integrated drop tray system is self-servicing in that it automatically moves with the chair without requiring separate handling. The tray can be easily removed for cleaning by simply lifting it away from the chair legs, enabling quick cleanup without additional time investment for repositioning.

Inventive Principle:
Principle #25Self-service

3Object-affected harmful factors

If a rigid drop tray is used to catch debris, then debris is effectively contained, but it is difficult to deform for cleaning and removal of food

Engineering Contradiction:
Improvedebris containment effectivenessVSAvoidease of deforming for cleaning
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The drop tray is constructed from flexible plastic material that forms a thin-walled structure. This flexible shell maintains its containment function for debris while allowing the walls to be easily deformed, bent, and manipulated for cleaning purposes. The flexibility enables users to tilt and empty the tray without difficulty.

Inventive Principle:
Principle #30Flexible shells and thin films

Solution Approach 2:

The drop tray transitions from a static rigid structure to a dynamic flexible structure that can change shape as needed. The flexible walls can be temporarily deformed to facilitate food removal and cleaning, then return to their original shape, providing both containment effectiveness and operational ease.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12357106B2Apparatus and method for a drop tray
Publication Date: 2025.07.15 CATCHY BABY IP PTY LTD
  • US12357106B2 patent drawing
  • US12357106B2 patent drawing
  • US12357106B2 patent drawing

AI summary

An apparatus and method for catching spills are disclosed. The apparatus comprises a drop tray and a high-chair including one or more legs and a high-chair seat. The apparatus further comprises the one or more legs that may be connected to the high-chair where one or more legs may raise the high-chair seat above a floor. Moreover, the apparatus comprises the drop tray that may be disposed above the floor and underneath the high-chair seat. The drop tray may surround the one or more legs of the high-chair where the drop tray may include an upper peripheral edge above and surrounding a base. Furthermore, the drop tray may include one or more sidewalls extending between the upper peripheral edge and the base. Moreover, the base may affixed to the one or more legs of the high-chair.