Quick-Connect Shower Head Locking for Toolless Secure Installation

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Solution Overview

Problem

Existing showerheads are cumbersome and difficult to install, often requiring wrenches that can cause marring or cosmetic issues during the installation process.

Innovation Solution

A showerhead assembly featuring a male adapter with interior threading and a female adapter with a retention clip and sleeve design, allowing for quick and toolless attachment to a shower arm, along with a locking slide mechanism that prevents axial movement and rotation, ensuring secure and marring-free installation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a traditional showerhead is installed using a wrench, then the connection is secure, but the showerhead or shower arm may be marred or damaged cosmetically

Engineering Contradiction:
Improveconnection securityVSAvoidcosmetic damage
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent introduces a male adapter with a gripping surface that acts as an intermediary between the installer's hands and the showerhead. This adapter can be gripped directly without tools, transferring the securing function from a wrench to a designed hand-grip interface, thus preventing cosmetic damage while maintaining connection security

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The male adapter is designed with external threading and a gripping surface that enables the showerhead assembly to be installed by hand without requiring external tools like wrenches. The structure serves its own installation needs through its integrated gripping features and threading mechanism

Inventive Principle:
Principle #25Self-service

2Reliability

If a traditional showerhead is designed for secure attachment, then the connection is reliable, but the installation process becomes cumbersome and difficult to maneuver

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

Solution Approach 1:

The patent divides the showerhead assembly into separate components: a male adapter with threading for secure attachment and a female adapter with a retention clip mechanism. This segmentation allows the secure connection function to be separated from the installation maneuverability function, enabling easy hand-held installation while maintaining reliable attachment through the clip and spring mechanism

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The retention clip is designed to be movable between engaged and disengaged positions, allowing dynamic adjustment during installation and use. This movable clip mechanism enables easy installation by hand while providing secure attachment when engaged, resolving the contradiction between ease of operation and attachment security

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If a quick connect mechanism is used, then installation is easy and fast, but the connection may be less secure without proper locking features

Engineering Contradiction:
Improveinstallation speedVSAvoidconnection security
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The male adapter is pre-equipped with external threading and a gripping surface before installation begins. This preliminary preparation allows the component to be quickly grasped and screwed into place by hand without tools, maintaining both installation speed and connection security through the pre-designed threading interface

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The retention clip acts as an intermediary locking feature that quickly engages with the male adapter to secure the connection. This clip mechanism provides reliable locking without requiring complex assembly steps, enabling fast installation while ensuring connection security through the spring-loaded engagement

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12042808B2Quick connect shower head
Publication Date: 2024.07.23 ASSA ABLOY AMERICAS RESIDENTIAL INC
  • US12042808B2 patent drawing
  • US12042808B2 patent drawing
  • US12042808B2 patent drawing

AI summary

A shower head including first and second coupling elements. One of the coupling elements is a male coupling element and the other coupling element is a female coupling element. The male coupling element is inserted into the female coupling element, and when attached, the male coupling element is overlapped by the female coupling element.