Window Air Conditioner Clamp to Prevent Lifting Without Frame Damage

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Solution Overview

Problem

Window air conditioning units are insecure and can be easily lifted or pushed, posing a risk of unauthorized entry, with existing security methods being invasive, time-consuming, and causing damage to the unit or window.

Innovation Solution

A clamp system that secures air conditioning units in windows without modifying or damaging them, using planar members forming channels to engage the unit's rail and window sash, with fasteners and inwardly projecting tabs to prevent movement, allowing for adjustable dimensions and easy installation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If existing security methods (screwing into window frame) are used, then security against theft is improved, but damage to air conditioning unit and window frame occurs

Engineering Contradiction:
ImprovesecurityVSAvoiddamage to unit and window
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The clamp acts as an intermediary device between the air conditioning unit and the window frame, providing security without direct attachment that causes damage. The clamp's channels engage with the unit's rail and the window sash, distributing forces without penetrating or damaging either component.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The clamp utilizes planar members that can flex and conform to the contours of the air conditioning unit and window frame, providing secure engagement without rigid attachment that would cause damage. The flexible nature allows the clamp to adapt to various sizes while maintaining security.

Inventive Principle:
Principle #30Flexible shells and thin films

2Reliability

If existing security methods (using brackets) are used, then security against theft is improved, but the window frame is permanently damaged and appearance is degraded

Engineering Contradiction:
ImprovesecurityVSAvoidpermanent damage and unsightly appearance
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The clamp serves as a non-invasive intermediary that secures the air conditioning unit without requiring permanent modification to the window frame. The planar members engage with existing features (rail and sash) rather than creating new attachment points that would damage or alter the window's appearance.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The clamp's dimensions and channel configurations can be adjusted to match different air conditioning unit sizes and window types, providing security without requiring permanent modifications. The adjustable parameters allow the same device to work across multiple configurations without damage.

Inventive Principle:
Principle #35Parameter changes

3Reliability

If existing security methods are used, then security is improved, but installation and uninstallation are time-consuming

Engineering Contradiction:
ImprovesecurityVSAvoidinstallation and uninstallation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The clamp is divided into multiple planar members (first through fifth planar members) that can be independently positioned and adjusted. This segmentation allows for quick assembly by simply aligning the members with the rail and sash, rather than requiring complex installation procedures.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The clamp is pre-configured with channels and engagement features that align with standard air conditioning unit rails and window sashes. This preliminary design allows the device to be quickly installed by simply positioning it, without requiring on-site customization or complex assembly steps.

Inventive Principle:
Principle #10Preliminary action

4Reliability

If existing security methods are used, then security is improved, but separate tools and specialized knowledge are required

Engineering Contradiction:
ImprovesecurityVSAvoidinstallation simplicity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The clamp's design allows the air conditioning unit itself to facilitate the security installation. The unit's existing rail and the window's sash serve as the mounting features, eliminating the need for separate tools or specialized knowledge. The clamp simply engages with these existing features through its channel design.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS10359212B2Apparatus and method for securing an air conditioning unit in a window
Publication Date: 2019.07.23 NATION WIDE PRODUCTS LLC
  • US10359212B2 patent drawing
  • US10359212B2 patent drawing
  • US10359212B2 patent drawing

AI summary

A clamp for securing an air conditioning unit in a window without the need for any modification and/or damage to the air conditioning unit or window. The clamp includes a plurality of planar members forming two oppositely facing channels. A first channel engages the air conditioning unit rail while a second channel engages the window sash of the window. The clamp further includes two fasteners to abut the window sash and the air conditioning unit rail. The clamp therefore prevents the window from being opened and the air conditioning unit from being pushed through the window.