Decorative Air Gap Cap Cover with Venting and Drainage

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Solution Overview

Problem

Existing air gap caps are unattractive and lack aesthetic appeal, failing to provide stylistic options while also not effectively managing fluid overflow and leakage.

Innovation Solution

A decorative air gap cap cover with a hollow shell design that fits over standard caps, featuring a top vent hole for airflow, fluid channels for leak management, and a water-resistant bottom gasket to prevent damage and messes, while maintaining the venting function.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Shape

If a conventional air gap cap is used, then the venting function is provided, but the aesthetic appeal is poor and no stylistic options are available

Engineering Contradiction:
Improveaesthetic appealVSAvoidstructure complexity
Core Design Contradiction:
ShapeVSDevice complexity

Solution Approach 1:

The decorative shell is designed to fit over the conventional air gap cap, creating a nested structure where the decorative outer shell encompasses the functional inner cap. This allows the aesthetic decorative shell to enhance appearance while the conventional cap maintains the venting function, resolving the contradiction between aesthetic appeal and structural simplicity.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Shape

If the air gap cap is covered to improve aesthetics, then the vent opening may be blocked, but venting function must be retained

Engineering Contradiction:
Improveaesthetic appealVSAvoidventing function
Core Design Contradiction:
ShapeVSReliability

Solution Approach 1:

The decorative shell incorporates a vent opening that corresponds to the vent opening in the conventional air gap cap, allowing localized ventilation while the rest of the shell provides aesthetic coverage. This selective opening maintains the venting function while achieving aesthetic improvement through the decorative cover.

Inventive Principle:
Principle #3Local quality

3Object-affected harmful factors

If fluid leakage is not managed, then fluid may accumulate and cause damage to countertops, but additional fluid management structures increase complexity

Engineering Contradiction:
Improvefluid damage preventionVSAvoidstructure complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

A water-resistant bottom gasket is introduced as an intermediary element between the decorative shell and the countertop surface. This gasket acts as a barrier that prevents fluid leakage from reaching and damaging the countertop, while being integrated into the existing structure without adding significant complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Shape

If a decorative cover is added over the air gap cap, then aesthetic appeal is improved, but the risk of scratching the countertop increases

Engineering Contradiction:
Improveaesthetic appealVSAvoidcountertop damage
Core Design Contradiction:
ShapeVSObject-affected harmful factors

Solution Approach 1:

A water-resistant bottom gasket is installed at the bottom surface of the decorative shell before the device is placed on the countertop. This gasket serves as a protective cushioning layer that prevents direct contact between the decorative shell and the countertop surface, thereby preventing scratches and damage while allowing the decorative shell to enhance aesthetic appeal.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

Data Source

PatentUS11248369B2Decorative air gap cap cover
Publication Date: 2022.02.15 UNITED AIR GAP COVERS INC
  • US11248369B2 patent drawing
  • US11248369B2 patent drawing
  • US11248369B2 patent drawing

AI summary

A decorative air gap cap cover is disclosed. An example embodiment can include: a hollow decorative shell configured with upper and lower interior regions relative to an internal ridge, the internal ridge configured to rest on an upper surface of a ring gasket installed around an air gap cap, the air gap cap being captured within the upper and lower interior regions of the hollow decorative shell; a fluid channel within the hollow decorative shell configured with an entry opening above the internal ridge and an exit opening below the internal ridge, the exit opening terminating at an exit port of the hollow decorative shell; and a top vent hole providing an air channel between the upper interior region and the exterior of the hollow decorative shell. An embodiment can also include an auxiliary fluid channel configured with an entry opening below the internal ridge and an exit opening below the internal ridge.