Bathtub functional pad

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Solution Overview

Problem

Existing bathroom storage solutions for bathtubs are inadequate, as they lack space for toys and bathing articles, and often result in waterlogged items that can develop mold.

Innovation Solution

A functional pad designed for bathtubs, featuring a bendable main body with a baffle and receiving bags, made of silica gel for stability and water resistance, which can be hung on the bathtub edge to store toiletries and toys.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If toys and bathing articles are stored in a bathroom cabinet, then storage space is utilized, but waterlogged items are prone to mold growth and accessing items is cumbersome

Engineering Contradiction:
Improveprevention of mold growthVSAvoidaccessibility of bathing articles
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent transitions storage from a three-dimensional cabinet interior to a two-dimensional surface mounting on the bathtub edge. The functional pad is attached to the outer side of the bathtub edge, creating a surface-level storage solution that is both accessible and kept away from water accumulation zones, thereby preventing mold growth while maintaining ease of access.

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

Solution Approach 2:

The functional pad acts as an intermediary structure between the bathtub and the stored items. It provides a dedicated mounting location on the bathtub edge that elevates bathing articles and toys above the water level, serving as a mediator that keeps items dry while maintaining convenient accessibility during bathing.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Object-affected harmful factors

If a baffle is added to prevent water splashing, then water containment is improved, but the structure becomes more complex

Engineering Contradiction:
Improvewater splashing preventionVSAvoidstructural complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The functional pad integrates multiple functions into a single structure: it provides storage for bathing articles, prevents water splashing through its baffle component, and maintains a compact form factor. The baffle is incorporated as part of the overall pad structure rather than a separate complex mechanism, achieving water containment while maintaining simplicity.

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

3Quantity of substance

If storage space is increased for bathing articles, then more items can be stored, but the device size increases

Engineering Contradiction:
Improvestorage capacityVSAvoidpad size
Core Design Contradiction:
Quantity of substanceVSVolume of moving object

Solution Approach 1:

The functional pad employs a nested structure where receiving bags are integrated within the main body of the pad. The bags are positioned in recessed areas or compartments of the pad structure, allowing storage capacity to be increased without proportionally increasing the external dimensions of the pad. This nested arrangement maximizes storage efficiency within a compact footprint.

Inventive Principle:
Principle #7Nested doll (Nesting)

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

The functional pad provides convenient storage for bath items, prevents water splashing outside the bathtub, and reduces the risk of mold growth by keeping items dry.

Implementation Method 1

each of the main body and the baffle is made of silica gel

Methodology Applied
Scientific EffectAdsorption: Adsorption

Implementation Method 2

a plurality of sucking discs is arranged on a lower surface of the main body

Methodology Applied
Scientific EffectSuction: Suction

Data Source

PatentUS12279728B1Bathtub functional pad
Publication Date: 2025.04.22 DONGGUAN WENFENG SILICONE PROD
  • US12279728B1 patent drawing
  • US12279728B1 patent drawing

AI summary

The present disclosure relates to a bathtub functional pad including a main body that can be bent and deformed. A baffle is arranged in a middle of an upper surface of the main body, a bottom of the baffle connected to the main body, a top of the baffle extending upwardly along a direction away from the main body, and at least one receiving bag with a mouth arranged on the main body. The functional pad can be used in conjunction with a bathtub, and the at least one receiving bag can configured to place such as toys and toiletries, so as to be conveniently taken. The baffle can effectively prevent water from splashing out of the bathtub to reduce risks of parents' clothes getting wet.