Shower column assembly

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Solution Overview

Problem

Existing shower column assemblies face issues with brackets slipping due to friction fits, difficulty in installation and removal, accumulation of dirt and contaminants, and the need for multiple users to support the weight during installation, leading to potential leaks and detachment.

Innovation Solution

A quick-connect system with a shower arm attachment, intermediate fitting, and a collar that allows for easy installation and removal by a single user, along with a magnetic docking system for the handshower and a support system using microsuction pads for secure attachment to the wall, enhancing stability and aesthetics.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a friction fit bracket system is used for handshower positioning, then the handshower can be positioned at various locations, but the bracket slips over time due to insufficient holding force

Engineering Contradiction:
Improvehandshower positioning flexibilityVSAvoidbracket holding stability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent replaces the mechanical friction fit system with a magnetic field-based docking system. Magnets embedded in the shower column assembly create magnetic attraction forces that securely hold the handshower at various positions along the column, eliminating bracket slippage while maintaining positioning flexibility.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent changes the physical parameter of the holding mechanism from friction-based mechanical contact to magnetic field interaction. By introducing magnetic fields as the holding force, the system achieves both strong secure attachment and easy repositioning capability.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If traditional installation methods are used for shower column assembly, then secure attachment can be achieved, but installation and removal require multiple users and are complex

Engineering Contradiction:
Improveattachment securityVSAvoidinstallation complexity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent divides the shower column assembly into separable components: a shower column assembly and a handshower unit that can be independently installed and removed. The quick-connect system allows these segments to be easily coupled and decoupled without requiring complex tools or multiple users.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces a magnetic field as an intermediary mechanism between the shower column assembly and handshower. This magnetic intermediary enables secure attachment during use while allowing simple one-handed connection and disconnection during installation or maintenance.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If conventional support systems are used for wall attachment, then secure mounting is achieved, but drilling is required which causes damage and limits retrofitting

Engineering Contradiction:
Improvewall mounting securityVSAvoidwall damage from drilling
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent replaces mechanical drilling and screw-based wall attachment with a suction-based mounting system. The suction cup creates a vacuum seal against the wall surface, providing secure attachment without penetrating or damaging the wall, enabling easy installation in existing shower enclosures.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

4Ease of operation

If traditional quick-connect systems are used, then installation is simplified, but dirt and contaminants accumulate in the connection areas

Engineering Contradiction:
Improveinstallation simplicityVSAvoiddirt and contaminant accumulation
Core Design Contradiction:
Ease of operationVSObject-generated harmful factors

Solution Approach 1:

The patent uses a magnetic field as an invisible, seamless connection medium that does not create physical crevices or gaps. The magnetic docking system maintains a smooth, continuous surface between the shower column assembly and handshower, preventing dirt and contaminant accumulation while enabling quick connection and disconnection.

Inventive Principle:
Principle #30Flexible shells and thin films

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 quick-connect system simplifies installation, reduces the risk of leaks, and provides secure, adjustable, and easy-to-use shower column assemblies with improved aesthetics and reduced contamination, while the magnetic docking system allows for versatile handshower positioning and the microsuction pads ensure stable wall attachment without damaging the shower enclosure.

Implementation Method 1

The collar is configured to slidably engage with the intermediate fitting and press against the intermediate fitting to deform the intermediate fitting over the second end of the arm attachment

Methodology Applied
Scientific EffectDeformation: Deformation

Implementation Method 2

a magnetic docking system for secure handshower positioning

Methodology Applied
Scientific EffectMagnetic attraction: Magnetism

Implementation Method 3

a microsuction pad support system for wall attachment, which allows for easy adjustment and retrofitting without drilling

Methodology Applied
Scientific EffectSuction: Suction

Data Source

PatentUS12601430B2Shower column assembly
Publication Date: 2026.04.14 KOHLER CO(US)
  • US12601430B2 patent drawing
  • US12601430B2 patent drawing
  • US12601430B2 patent drawing

AI summary

A quick-connect system for a plumbing fixture includes an arm attachment, an intermediate fitting, and a collar. A first end of the arm attachment is mountable to a fluid conduit. At least a portion of the arm attachment at a second end of the arm attachment is sized to be received within the intermediate fitting and the collar. The collar is configured to slidably engage with the intermediate fitting and press against the intermediate fitting to deform the intermediate fitting over the second end of the arm attachment.