Sliding Shower Door Header and Roller Assembly Against Derailment

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Solution Overview

Problem

Existing sliding shower door assemblies are aesthetically unappealing due to bulky metallic headers and pose a risk of derailment, which can lead to injury and damage, and their installation is complex and time-consuming requiring multiple tools.

Innovation Solution

A shower door frame kit with a concealed or partially concealed header design, anti-jump elements, and a roller assembly that allows for secure and easy installation with a single tool, minimizing water leakage and enhancing safety.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Shape

If traditional metallic headers are used for sliding shower doors, then structural strength is ensured, but aesthetic appeal deteriorates due to bulky appearance

Engineering Contradiction:
Improveaesthetic appealVSAvoidstructural strength
Core Design Contradiction:
ShapeVSStrength

Solution Approach 1:

The header is divided into multiple functional components: a track member for structural support, a separate cover member for aesthetic concealment, and distinct functional elements like rollers and anti-jump features. This segmentation allows each component to be optimized independently - the track provides strength while the cover provides aesthetics.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The aesthetic cover member is extracted as a separate component that can be removed or adjusted independently from the structural track. This allows the structural elements to be optimized for strength while the cover is optimized for appearance, resolving the contradiction between aesthetic appeal and structural strength.

Inventive Principle:
Principle #2Taking out (Extraction)

2Ease of operation

If traditional sliding door tracks are used, then door movement is enabled, but reliability deteriorates due to derailment risk

Engineering Contradiction:
Improvedoor sliding capabilityVSAvoidanti-derailment reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

Anti-jump elements are incorporated into the track design that proactively prevent derailment before it can occur. These elements create physical barriers and guide features that stop the door from leaving the track, addressing the reliability concern while maintaining smooth operation.

Inventive Principle:
Principle #9Preliminary anti-action

Solution Approach 2:

The roller assembly acts as an intermediary between the door and the track, with specialized features like recessed portions and alignment guides that ensure the door remains properly engaged with the track while allowing smooth movement. This intermediary mechanism resolves the contradiction between ease of operation and reliability.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Manufacturing precision

If traditional installation methods are used for shower door components, then proper installation is achieved, but installation efficiency deteriorates due to complex multi-step process requiring multiple tools

Engineering Contradiction:
Improveinstallation accuracyVSAvoidinstallation efficiency
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

Multiple installation functions are merged into single components or single-step processes. For example, the roller assembly includes integrated features that simultaneously provide mounting, alignment, and securing functions. The fastening mechanisms combine multiple functions into single actions, allowing proper installation to be achieved while dramatically improving installation efficiency.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The track member and associated components are designed with universal features that accommodate multiple installation scenarios and door configurations. The standardized interfaces and multi-functional elements allow a single installation process to achieve proper installation across different applications, resolving the contradiction between installation accuracy and efficiency.

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

Data Source

PatentUS11466495B2Apparatuses for installing glass shower doors
Publication Date: 2022.10.11 MAAX BATH
  • US11466495B2 patent drawing
  • US11466495B2 patent drawing
  • US11466495B2 patent drawing

AI summary

Apparatuses, such as shower door frame kits, for installing sliding shower door assemblies are provided. The apparatuses enable secure and convenient installation of the sliding shower door assemblies, while keeping water that may escape a shower area to a minimum. The apparatuses of the present disclosure also provide for efficient installation of the sliding shower door assemblies that can be completed with a single tool and/or in a single step. The apparatuses for installing sliding shower door assemblies may include one or more of a shower door header, a wall jamb, a shower header retainer, a shower door catcher, a roller assembly, a corner bracket, and a shower threshold.