Cover assembly for a condenser unit mounted to a stand and method for installing the same

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Solution Overview

Problem

Existing cover assemblies for condenser units in HVAC systems are complex to install, restrict airflow, and may cause operational issues due to their configuration, which requires connection to adjacent walls, limiting access and potentially affecting performance.

Innovation Solution

A cover assembly for a condenser unit mounted to a stand, featuring a base connectable to the stand, a column extending upwardly with adjustable height, and a cover spanning over the unit with legs that abut the condenser unit's wall, using fasteners like double-sided adhesive tape or magnets for secure attachment, allowing for easy installation and reduced airflow restrictions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If the cover assembly is connected to the wall adjacent to the condenser unit, then the cover assembly provides shelter from snow, ice, and debris, but the installation process becomes more complex and access to the rear of the condenser unit is reduced

Engineering Contradiction:
Improveprotection from snow, ice, and debrisVSAvoidinstallation complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The patent extracts the wall connection requirement from the cover assembly design. Instead of requiring connection to the adjacent wall, the cover assembly is designed to connect only to the condenser unit itself (via the rear panel or frame), thereby providing the same protective function while eliminating the complex wall installation process and maintaining access to the rear of the unit.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The cover assembly is segmented into modular components that can be independently assembled and attached to the condenser unit without requiring wall mounting. This segmentation allows for simplified installation directly onto the unit while maintaining the protective enclosure function.

Inventive Principle:
Principle #1Segmentation

2Object-affected harmful factors

If the cover assembly is connected to the wall adjacent to the condenser unit, then the cover assembly provides shelter from snow, ice, and debris, but access to the rear of the condenser unit is reduced

Engineering Contradiction:
Improveprotection from snow, ice, and debrisVSAvoidaccess to rear of condenser unit
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The patent removes the wall connection element from the system, allowing the cover assembly to be independently mounted to the condenser unit. This extraction maintains the protective function while completely eliminating the obstruction to rear access, as the cover can be detached or opened from the front without wall constraints.

Inventive Principle:
Principle #2Taking out (Extraction)

3Object-affected harmful factors

If the cover assembly is connected to the wall adjacent to the condenser unit, then the cover assembly provides shelter, but airflow restrictions may occur that affect condenser unit performance

Engineering Contradiction:
Improveprotection from environmental hazardsVSAvoidcondenser unit performance
Core Design Contradiction:
Object-affected harmful factorsVSProductivity

Solution Approach 1:

The patent applies local quality by providing protection only where needed (over the top and front of the condenser unit) while leaving the rear and side airflow paths completely open. The cover assembly is designed with strategic openings and a profile that shields against overhead precipitation and debris without interfering with the horizontal airflow required for condenser operation, thus maintaining performance while providing protection.

Inventive Principle:
Principle #3Local quality

4Device complexity

If a single load path is used to connect the cover to the stand, then the structure is simpler, but the load is concentrated in one path reducing stability

Engineering Contradiction:
Improvestructural simplicityVSAvoidstability of cover assembly
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The patent segments the load-bearing function into multiple independent load paths: one path from the cover through the column to the base and stand, and a second path from the cover through the legs to the condenser unit frame. This segmentation distributes the structural loads across multiple routes, enhancing stability and reliability while maintaining reasonable structural simplicity.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11913653B2Cover assembly for a condenser unit mounted to a stand and method for installing the same
Publication Date: 2024.02.27 INNOPRO HVAC INC
  • US11913653B2 patent drawing
  • US11913653B2 patent drawing
  • US11913653B2 patent drawing

AI summary

A cover assembly for a condenser unit mounted to a stand includes a base connectable to the stand, a column extending upwardly from the base, the column having a lower portion and an opposite upper portion, the lower portion being connectable to the base, a cover connectable to the upper portion of the column, the cover extending above the condenser unit and being shaped and dimensioned for spanning at least partially over the condenser unit, and a leg projecting from the cover for abutting a wall of the condenser unit, the leg being spaced from the column. A method for installing a cover assembly on a condenser unit mounted to a stand is also described.