Window AC Mounting Bracket for Secure Support and Sash Opening

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Solution Overview

Problem

Window air conditioners are often fixed in a way that prevents the window from being opened for ventilation, as they can drop when the lower sash is raised, limiting normal use of the window.

Innovation Solution

A mounting bracket for window air conditioners with support frames and a stop member that securely attaches the unit to the window, allowing it to remain in place when the sash is opened, ensuring the air conditioner does not drop and enabling safe and reliable window operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the window air conditioner is fixed to the lower sash to prevent dropping, then the air conditioner is securely held, but the window cannot be opened for ventilation

Engineering Contradiction:
Improvesecurity of air conditionerVSAvoidwindow opening
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The fixing system is divided into two independent parts: the mounting bracket fixed to the window frame and the air conditioner base plate. This segmentation allows the air conditioner to be securely mounted without attaching it to the lower sash, enabling the window to open freely while maintaining security

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The mounting bracket acts as an intermediary between the window frame and the air conditioner. It provides a stable mounting point on the window frame, eliminating the need to attach the air conditioner to the lower sash, thus allowing the window to open while keeping the air conditioner secure

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If the air conditioner is mounted to allow window opening, then the window can be used for ventilation, but the air conditioner may drop when the lower sash is raised

Engineering Contradiction:
Improvewindow openingVSAvoidsecurity of air conditioner
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

By separating the mounting function (performed by the bracket on the window frame) from the support function (performed by the bracket structure), the system allows window opening while preventing the air conditioner from dropping through proper structural support

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The mounting bracket is pre-installed on the window frame before the air conditioner is positioned. This preliminary action ensures that the air conditioner will be securely supported when placed on the bracket, preventing dropping while allowing window operation

Inventive Principle:
Principle #10Preliminary action

3Ease of manufacture

If a simple screw fixation method is used, then the installation is simple, but the structural strength is insufficient to prevent dropping

Engineering Contradiction:
Improveinstallation simplicityVSAvoidfixing strength
Core Design Contradiction:
Ease of manufactureVSStrength

Solution Approach 1:

The mounting bracket uses an adjustable leg structure that can adapt to different window frame conditions. The legs can be extended or repositioned to achieve optimal fixing strength, combining simple installation with adequate structural strength through adjustability

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The mounting bracket allows adjustment of leg length and positioning parameters to match different installation scenarios. This parameter adjustment capability enables the simple bracket structure to achieve sufficient fixing strength for various window frames and air conditioner weights

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS11339993B2Mounting bracket for window air conditioner and window air conditioner assembly
Publication Date: 2022.05.24 GD MIDEA AIR CONDITIONING EQUIP CO LTD
  • US11339993B2 patent drawing
  • US11339993B2 patent drawing
  • US11339993B2 patent drawing

AI summary

A mounting bracket includes a support frame and a stop member. The support frame includes a support rod and a leg connected to the support rod and angularly arranged relative to the support rod. The support rod includes a first end and a second end opposite each other. The stop member is located at the first end of the support rod and extends in a direction perpendicular to a length direction of the support rod.