Low-Wall Bathtub with Integrated Adjustable Bench for Seated Wudu

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Solution Overview

Problem

Existing bathing devices do not accommodate users to perform Wudu in a seated position with a low perimeter wall and integrated bench, posing a risk of injury from stepping over the wall and lack of adjustable seating for comfort.

Innovation Solution

A bathtub with a perimeter wall height of less than 15 cm and an entry lower than the wall, combined with an adjustable bench mounted to the wall, allowing users to sit and perform Wudu safely and comfortably.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the perimeter wall height is reduced to facilitate easy entry, then ease of operation is improved, but safety deteriorates due to increased risk of falling

Engineering Contradiction:
Improveease of entryVSAvoidsafety
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The bathing device is segmented into distinct functional zones: a low perimeter wall (≤15cm) for easy entry, an integrated bench for seated washing, and an entry opening in the perimeter wall. This segmentation allows each component to address specific needs - the low wall facilitates entry while the bench provides safety support, resolving the contradiction between ease of operation and safety

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The integrated bench acts as an intermediary element between the low perimeter wall and the user. It provides a stable seating surface that mediates the safety risk introduced by the low wall, allowing users to perform Wudu in a seated position without the fall risk associated with standing at the tub edge

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If a low perimeter wall is used to facilitate easy stepping, then ease of operation is improved, but harmful factors increase due to risk of injury from falling

Engineering Contradiction:
Improveease of steppingVSAvoidrisk of injury
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The integrated bench provides beforehand cushioning and support for users entering the bathtub. By providing a stable seating surface before the user needs to perform Wudu, it prevents the harmful effect of potential falls that would otherwise result from the low perimeter wall design

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

3Adaptability or versatility

If an integrated bench is added to facilitate seated Wudu, then adaptability is improved, but device complexity increases

Engineering Contradiction:
Improveseated position accommodationVSAvoidstructural complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The bench is merged with the perimeter wall structure, forming an integrated unit rather than a separate component. This combining approach allows the bench to be supported by and attached to the existing perimeter wall, providing seated Wudu functionality while minimizing the increase in overall device complexity

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The perimeter wall serves multiple functions: it provides the structural boundary of the bathtub, supports the integrated bench, and includes an entry opening for access. This multi-functionality reduces the need for additional separate components, thereby limiting the increase in device complexity while improving adaptability

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

Data Source

PatentUS20250221581A1Hand And Foot Bathing Device
Publication Date: 2025.07.10 AHMED SAYED TAUQEER
  • US20250221581A1 patent drawing
  • US20250221581A1 patent drawing
  • US20250221581A1 patent drawing

AI summary

A hand and foot bathing device for facilitating a user to perform Wudu in accordance to the Muslim faith includes a bathtub that has a perimeter wall which has a height that is no greater than 15.0 cm to facilitate a user to easily step into the bathtub to perform Wudu in accordance with the Muslim faith. The perimeter wall has an entry which has a height that is less than the height of the perimeter wall to facilitate the user to enter the bathtub without having to step over the perimeter wall. A bench is mounted to the perimeter wall of the bathtub to facilitate the user to sit on the bench. In this way the user can wash their hands and feet and face in a seated position while the user performs Wudu. Furthermore, the bench has an adjustable height to accommodate the height of the user.