Door Handle Assembly With Retaining Flanges for Fastener Management

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Solution Overview

Problem

The installation of temporary door handles is a time-consuming and hazardous process due to the need to handle multiple screws and fastening devices, leading to waste of time and materials, and creating a cluttered and unsafe environment for manufacturers.

Innovation Solution

A door handle assembly with a grasping surface and a securing area featuring apertures with inwardly projecting flanges that retain removable securing devices, allowing for easy attachment and reduced material usage, and potentially made from injection molded plastics or 3D printed materials.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional temporary door handles are installed using multiple screws and fastening devices, then the door handle can be securely attached to the door, but the installation process becomes time-consuming and creates a cluttered work environment

Engineering Contradiction:
Improvesecure attachmentVSAvoidinstallation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent combines multiple fastening functions into a single integrated door handle assembly. The handle incorporates an integrated mounting plate with pre-configured fastening mechanisms, eliminating the need to separately handle and install multiple screws and fastening devices. This merging of components streamlines the installation process while maintaining secure attachment.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The door handle assembly is pre-assembled with all necessary mounting components integrated into the handle structure itself during manufacturing. The mounting plate includes pre-positioned fastening features that are ready for installation, eliminating the need for manufacturers to assemble multiple separate fastening components during the installation process.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If multiple screws and fastening devices are used to attach the door handle, then secure fastening is achieved, but material waste increases due to scattered fasteners

Engineering Contradiction:
Improvesecure fasteningVSAvoidmaterial waste
Core Design Contradiction:
ReliabilityVSLoss of substance

Solution Approach 1:

The patent integrates the mounting plate and fastening features into a single manufactured component. The mounting plate is formed as an integral part of the door handle assembly with pre-configured fastening mechanisms, eliminating the need for separate screw packs and fastening devices that would otherwise be wasted or lost during installation.

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If multiple separate fastening components are used, then adequate fastening capability is provided, but the work area becomes cluttered and unsafe

Engineering Contradiction:
Improvefastening capabilityVSAvoidwork area safety
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent consolidates all fastening functionality into the integrated mounting plate that is part of the door handle assembly. This eliminates the need to scatter multiple separate fastening components across the work area, reducing tripping hazards and improving safety for manufacturers while maintaining adequate fastening capability through the integrated design.

Inventive Principle:
Principle #5Merging (Combining)

4Reliability

If traditional door handles require multiple fastening devices, then sufficient securing strength is achieved, but device complexity increases

Engineering Contradiction:
Improvesecuring strengthVSAvoidnumber of components
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges the mounting plate, fastening features, and door handle into a single integrated assembly. The mounting plate is formed as an integral component with pre-configured fastening mechanisms built into the handle structure, reducing the total number of separate components from multiple screws and fasteners to a unified assembly that maintains sufficient securing strength.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS10655360B1Door handle and method for use
Publication Date: 2020.05.19 MADA LLC
  • US10655360B1 patent drawing
  • US10655360B1 patent drawing
  • US10655360B1 patent drawing

AI summary

A door handle assembly and a method relating to using the door handle assembly are disclosed herein. In various embodiments, the door handle assembly include a grasping area and a securing area. The securing area may include a plurality of apertures, wherein each of the plurality of apertures has one or more flanges. The one or more flanges may be pliable and retain a removable securing device. The door handle may be made using injection molded plastics. The method of using the door handle assembly may provide a ready to use door handle assembly with the door handle having pre-inserted removable securing devices ready to be assembled to a door.