Angled Hinge Stop Assembly with Compressible Pads
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Solution Overview
Problem
Existing door stop devices are not effective in holding a door open, especially in uneven floor conditions and may require complex installation, posing difficulties for individuals with limited mobility.
Innovation Solution
A stop device with angled wings and grips that abut a door hinge, featuring pads made of compressible materials to securely hold the door open without marring the hinge, enhancing ease of installation and stability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional door stop devices are used, then they may be simple in structure, but they are not effective in holding a door open especially in uneven floor conditions
Solution Approach 1:
The door stop device is divided into multiple functional segments: a stop body with wings for engaging the hinge, grips for securing to the hinge, and pads for contact with the hinge surface. This segmentation allows each component to perform its specific function optimally, improving reliability without excessive complexity.
Solution Approach 2:
The invention transitions from simple linear door stops to a multi-dimensional structure with wings extending at angles from the stop body. This angular configuration allows the device to engage the hinge from multiple directions simultaneously, providing superior holding effectiveness in various door positions and floor conditions.
2Reliability
If door stop devices are designed for secure engagement, then they may hold the door open effectively, but they may require complex installation posing difficulties for individuals with limited mobility
Solution Approach 1:
The grips are designed to self-adjust and self-secure onto the hinge components. When the stop device is placed on the hinge, the grips automatically engage and lock into position without requiring tools or complex manipulation, making installation easy for individuals with limited mobility while ensuring secure engagement.
Solution Approach 2:
The invention replaces complex mechanical fastening systems with a simpler friction-based and geometry-based engagement mechanism. The angled wings and grips work together through geometric constraints and friction to secure the device, eliminating the need for screws, bolts, or other complex mechanical assembly steps.
3Reliability
If door stop devices engage the door hinge directly, then they can hold the door open, but they may mar or damage the hinge
Solution Approach 1:
Pads made of compressible materials are introduced as intermediary elements between the stop device and the door hinge. These pads make contact with the hinge surface, distributing the contact pressure and preventing direct metal-to-metal contact, thereby holding the door open effectively while protecting the hinge from marring or damage.
Solution Approach 2:
The invention changes the physical parameter of the contact surface by using compressible pad materials instead of hard surfaces. This material property change allows the contact interface to conform to the hinge surface and absorb pressure, preventing damage while maintaining holding capability.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The device effectively retains a door in an open position, suitable for uneven floors and easy to install, ensuring secure and damage-free operation.
Implementation Method 1
A pair of pads is provided and each of the pads is coupled to a respective one of the wings to abut a respective half of the door hinge when the stop is positioned on the door hinge
Data Source
AI summary
A hinge stop assembly for holding a door open includes a stop that comprises a pair of wings oriented at an angle with each other to abut a respective half of a door hinge. In this way the door hinge can be retained in an opened position. A pair of grips is provided and each of the grips is coupled to and extends away from the stop. Each of the grips can engage a respective half of the door hinge for retaining the stop on the door hinge. A pair of pads is provided and each of the pads is coupled to a respective one of the wings to abut a respective half of the door hinge when the stop is positioned on the door hinge.