Multi-piece shower wall system and method of installation
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Solution Overview
Problem
Existing multi-piece shower enclosure systems face challenges in creating a watertight corner joint that is easy to install and does not require caulk or fasteners, while maintaining a positive seal against water intrusion.
Innovation Solution
A multi-piece shower enclosure system featuring a vertical corner joint with an integral J-shaped channel and a resilient, elongate wedge member that compresses to form a tight seam, optionally with a sealing strip, allowing for a caulkless and watertight connection between adjacent wall panels.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional corner joining methods (butt-joints, Christmas tree clips, tongue and groove) are used, then panels can be joined together, but the joints require holes, fasteners, or bulky joinery pieces that compromise water tightness and aesthetic appearance
Solution Approach 1:
The invention merges the joining function and sealing function into a single integrated corner piece that fits into a recess. This eliminates the need for separate fasteners, gaskets, or caulk, achieving both structural connection and water tightness through one component that creates a flush, seamless joint between panels.
Solution Approach 2:
The corner piece is nested within a recess formed in the panels, creating a layered structure where the joining mechanism is concealed inside the panel thickness. This allows the external surfaces to remain flush and seamless while the complex joining and sealing mechanism operates within the hidden recess.
2Reliability
If additional joinery pieces, moldings, or seals are added to ensure water tightness, then sealing is improved, but installation complexity and time increase
Solution Approach 1:
The joining and sealing functions are combined into a single integrated corner piece that is installed in one operation. The corner piece includes built-in sealing surfaces and compression mechanisms that create water tight seals without requiring separate gaskets, caulk application, or multiple assembly steps, thereby maintaining high installation productivity.
Solution Approach 2:
The corner piece is designed to be self-sealing through its geometric configuration and material properties. The compression of the corner piece against the panel edges automatically creates the seal, eliminating the need for separate sealing operations or materials, which simplifies installation and maintains productivity.
3Ease of operation
If corner joints use visible fasteners, holes, or caulk, then assembly is simplified, but aesthetic appearance and water tightness are compromised
Solution Approach 1:
The corner piece is nested within a recess in the panels, concealing the joining mechanism within the panel thickness. This allows the external surfaces to meet flush and appear seamless, while the corner piece performs the joining function hidden inside, maintaining both aesthetic appearance and assembly simplicity.
Solution Approach 2:
The joining and sealing functions are merged into a single visible corner piece that creates a clean, continuous surface. The integration eliminates the need for separate fasteners, gaskets, or caulk that would disrupt the visual continuity, allowing simple assembly to produce seamless aesthetics.
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 provides a simple, effective, and aesthetically pleasing watertight corner joint that is easy to install and adaptable to various panel configurations, ensuring a secure seal against water intrusion without the need for caulk or fasteners.
Implementation Method 1
The total thickness of the second panel plus the wedge is greater that the width of the channel on the first panel. The second panel edge, with the attached wedge, may be inserted into the channel, thus compressing the wedge and forcing a tight corner seam between the inside of the second panel and the short side of the channel.
Implementation Method 2
The second panel has a resilient, elongate member attached to the back side and along an edge thereof. The elongate member may have a wedge-shaped cross section.
Data Source
AI summary
A vertical corner joint for joining a first shower wall panel having a J-shaped channel integrally formed on an edge thereof and second shower wall panel having a resilient, elongate wedge member attached to the back side and along an edge thereof. The edge with the wedge is inserted into the channel of the first panel, thus compressing the wedge and forming a tight corner joint or seam. A multi-piece shower enclosure may include one or more such joints. A four-piece enclosure may include a shower base or bathtub, a back wall with channels on both vertical edges, and two side walls, each with an edge with a wedge for insertion into a respective channel. The channel may form a nailing flange. A sealing strip may be included between the front side of the second panel and the short side of the channel.