Bathtub having at least one window and method of making a window in a bathtub
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Solution Overview
Problem
Existing bathtubs face challenges in providing adequate lighting within the water cavity while maintaining sufficient mechanical resistance, as traditional translucent inner layers are often reinforced with opaque external layers that compromise translucence.
Innovation Solution
A bathtub design featuring a translucent inner layer with a secured translucent outer reinforcement member forming windows, allowing light to be emitted through these windows into the cavity, while an outer reinforcement layer covers the inner layer around the windows to ensure mechanical resistance and aesthetic appeal.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If an opaque external reinforcement layer is applied to the translucent inner layer, then mechanical resistance is improved, but translucence deteriorates
Solution Approach 1:
The wall is segmented into distinct functional zones: translucent inner layer for lighting, discrete translucent reinforcement members for localized strength, and opaque reinforcement layer for general structural support. This segmentation allows each zone to perform its specific function without compromising the overall translucence of the wall.
Solution Approach 2:
Reinforcement is applied locally rather than uniformly across the entire wall. Translucent reinforcement members are positioned only where structural support is needed, allowing light to pass through non-reinforced areas while maintaining mechanical strength at critical points.
2Strength
If the translucent inner layer is made thicker to provide mechanical resistance, then strength is improved, but translucence deteriorates
Solution Approach 1:
The wall employs a composite structure combining thin translucent inner layer with separate reinforcement members. This composite approach allows the inner layer to remain thin for optimal light transmission while reinforcement members provide the necessary mechanical strength without blocking light.
3Illumination intensity
If windows are added to provide lighting, then illumination intensity is improved, but mechanical resistance deteriorates
Solution Approach 1:
The reinforcement members serve dual functions: they provide structural strength to the wall and form the window structure itself. By merging these two functions into a single component, the design achieves both lighting and structural requirements without compromising either.
Solution Approach 2:
The translucent reinforcement members are multi-functional elements that simultaneously provide mechanical reinforcement and create light-transmitting windows. This universality eliminates the need for separate structural and lighting components, resolving the contradiction between strength and illumination.
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 solution enables satisfactory lighting within the bathtub cavity for therapeutic purposes while maintaining mechanical strength and aesthetic appeal, with the translucent reinforcement members and light sources providing diffuse lighting and adjustable intensity.
Implementation Method 1
a corresponding light source facing the translucent outer reinforcement member for lighting through the window, into the cavity
Data Source
AI summary
The bathtub generally has a wall having a translucent inner layer defining a cavity for receiving water. The bathtub has at least one translucent outer reinforcement member which is secured to a portion of the translucent inner layer, thus forming at least one window with the corresponding portion of the translucent inner layer. The bathtub has a corresponding light source which faces the translucent outer reinforcement member for lighting through the window, into the cavity. The wall further has an outer reinforcement layer covering the translucent inner layer around the at least one window.