Pocket Door Pull Device Protruding Grip Mechanism

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Solution Overview

Problem

Pocket doors with existing hardware can be difficult to open from a fully closed, recessed position, especially for users with limited dexterity or when hands are full, as they lack accessible gripping surfaces.

Innovation Solution

A pocket door pull device featuring a plate with protruding members that attach over the door's surface pull, providing an exposed gripping surface and preventing the door from fully recessing into the wall, allowing easy opening and closing without modifying the door or hardware, and can be installed using basic tools.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If pocket door hardware is designed to recess completely into the wall when closed, then space-saving functionality is improved, but accessibility for opening the door deteriorates

Engineering Contradiction:
Improvedoor retraction spaceVSAvoiddoor opening accessibility
Core Design Contradiction:
Volume of moving objectVSEase of operation

Solution Approach 1:

The patent introduces an intermediary component (pull device with protruding members) that mediates between the recessed door position and the user's hand. This device extends from the door surface to provide a gripping interface, allowing users to open fully recessed doors even when hands are full or dexterity is limited.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The pull device adds a new dimension to the door hardware by extending protruding members perpendicular to the door surface. This creates an additional spatial dimension for interaction, allowing users to grasp and operate the door from positions that would otherwise be inaccessible when the door is fully recessed.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Shape

If pocket door hardware maintains a flush surface when closed, then aesthetic appearance is improved, but grasping capability deteriorates

Engineering Contradiction:
Improvedoor surface flatnessVSAvoidhand grasping capability
Core Design Contradiction:
ShapeVSEase of operation

Solution Approach 1:

The pull device dynamically changes the door's surface profile from flush to protruding when activated. The protruding members are positioned to extend beyond the door surface during operation, providing grasping capability while maintaining the aesthetic flush appearance when not in use.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The pull device serves as an intermediary element that bridges the conflict between aesthetic flush surfaces and functional grasping requirements. It provides the necessary protruding geometry for hand interaction without permanently altering the door's aesthetic appearance.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of manufacture

If existing pocket door hardware is used without modification, then installation simplicity is improved, but user accessibility deteriorates

Engineering Contradiction:
Improveinstallation simplicityVSAvoiduser accessibility
Core Design Contradiction:
Ease of manufactureVSEase of operation

Solution Approach 1:

The solution segments the door hardware system into two independent components: the existing pocket door hardware and the add-on pull device. This segmentation allows the pull device to be installed separately without modifying the original hardware, maintaining installation simplicity while improving accessibility.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The pull device acts as an intermediary addition that interfaces with existing hardware through mounting holes, allowing enhancement of user accessibility without requiring modification of the original simple hardware system.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS10844627B2Pocket door pull devices
Publication Date: 2020.11.24 HERMAN KENT
  • US10844627B2 patent drawing
  • US10844627B2 patent drawing
  • US10844627B2 patent drawing

AI summary

The invention relates to pocket door hardware. Devices are disclosed that include a plate configured to fit over a surface pull of a pocket door, and members protruding from the plate away from the broad plane of the door.