Removable Shower Door Header for Roller Access and Retention

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Solution Overview

Problem

Installers face challenges in positioning and installing shower door rollers due to the lack of a clear line of sight, leading to potential accidental derailment and difficulties in accessing the track assembly during installation or adjustment.

Innovation Solution

A removable header with an upper roller retainer is integrated into the shower door track assembly, allowing for easy attachment and detachment to prevent roller removal and provide clear access for installation, adjustment, or removal of the sliding shower door, while aesthetically blocking the line of sight to the track components.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Shape

If the track is positioned inside the shower for aesthetic reasons, then the appearance is improved, but the installer cannot see the placement of rollers clearly during installation

Engineering Contradiction:
Improveaesthetic appearanceVSAvoidinstallation visibility
Core Design Contradiction:
ShapeVSEase of operation

Solution Approach 1:

The header is divided into a fixed portion attached to the track assembly and a removable portion that can be detached during installation. This segmentation allows the track to remain hidden for aesthetic purposes while enabling installer visibility when the removable portion is taken off.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The removable portion is pre-positioned to cover the track area during normal use, but is designed to be easily removed before installation activities. This preliminary positioning maintains aesthetics during operation while allowing access when needed.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If the header is fixed permanently to prevent roller removal, then the reliability is improved, but the ease of adjustment and repair deteriorates

Engineering Contradiction:
Improveroller retentionVSAvoidadjustment accessibility
Core Design Contradiction:
ReliabilityVSEase of repair

Solution Approach 1:

The header transitions from a static fixed structure to a dynamic system where the removable portion can be detached when adjustment or repair is needed, then reattached to restore roller retention functionality.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The removable portion is designed to be easily detached before maintenance activities and reattached afterward, maintaining roller security during normal operation while enabling access during repair.

Inventive Principle:
Principle #10Preliminary action

3Shape

If the header blocks the line of sight to track components, then the aesthetic appearance is improved, but the accessibility for installation deteriorates

Engineering Contradiction:
Improveaesthetic appearanceVSAvoidcomponent accessibility
Core Design Contradiction:
ShapeVSEase of operation

Solution Approach 1:

The header is segmented into fixed and removable portions, where the removable portion can be taken off during installation to provide access and visibility to track components, then reattached to restore aesthetic appearance.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The removable portion is positioned to block the view during normal use for aesthetics, but is designed to be easily removed before installation to reveal track components for proper positioning.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS9486114B2Removable header for a shower door track assembly
Publication Date: 2016.11.08 KOHLER CO(US)
  • US9486114B2 patent drawing
  • US9486114B2 patent drawing
  • US9486114B2 patent drawing

AI summary

A shower door track assembly is disclosed. The shower door track assembly includes a vertical support. The shower door track assembly further includes a lower rail connected to the vertical support configured to receive a roller of a sliding shower door. The shower door track assembly includes a connecting projection connected to the vertical support. The shower door track assembly further includes a removable header including an upper roller retainer. The removable header is removably attachable to the connecting projection such that when the removable header is attached to the connecting projection, the upper roller retainer prevents a received roller from being removed from the lower rail, and when the removable header is detached from the connecting projection, the received roller is removable from the lower rail.