Drain Stand with Slatted Cover for Existing Conduits

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Solution Overview

Problem

Existing drainage systems are not economically feasible for average consumers, especially when there is already an existing underground conduit for transporting captured runoff, and they often fail to effectively capture and filter surface runoff in urban, suburban, and rural areas.

Innovation Solution

A drain system comprising a stand and a drain cover that can be easily installed onto existing underground conduits, featuring a first conduit with a larger inlet and smaller outlet to capture and filter surface runoff, and a ballast to prevent displacement, while preventing debris from entering the conduit.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If traditional drain systems with inlet pipes and underground connections are installed, then effective surface runoff capture is achieved, but installation cost and complexity increase significantly

Engineering Contradiction:
Improvesurface runoff capture effectivenessVSAvoidinstallation complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The drain system is divided into separate functional components: a standalone funnel structure for water collection, a separate cover assembly with screening function, and an integration mechanism using stakes and holes. This segmentation allows each component to be manufactured and installed independently, reducing overall installation complexity while maintaining capture effectiveness.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The funnel is positioned to nest over the existing underground conduit opening, with the funnel's outlet aligning with the conduit inlet. The cover then nests over the funnel assembly, creating a layered structure where each component fits within or upon the previous one, simplifying installation by utilizing the existing conduit infrastructure.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Productivity

If traditional drain systems are installed to capture surface runoff, then runoff volume reduction is achieved, but installation becomes economically unfeasible for average consumers

Engineering Contradiction:
Improverunoff volume reductionVSAvoidinstallation cost
Core Design Contradiction:
ProductivityVSEase of manufacture

Solution Approach 1:

The system is designed for easy consumer installation without requiring professional plumbing services. The funnel and cover are self-contained units that connect to existing conduits through simple mechanical means (stakes through holes), eliminating the need for complex pipe cutting, welding, or sealing operations that would require skilled labor and increase installation costs.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The funnel design serves multiple functions: it captures surface runoff through its wide opening, directs water to the outlet, and integrates with existing underground conduits. The cover simultaneously provides debris screening and structural support. This multi-functionality reduces the need for additional components and installation steps, lowering overall system cost.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Ease of operation

If open conduits are used for runoff transport, then easy installation is achieved, but debris such as roots and leaves can enter and block the system

Engineering Contradiction:
Improveinstallation easeVSAvoiddebris blockage
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The cover assembly acts as an intermediary component between the surface environment and the underground conduit. It features screening structures (slats or mesh) that physically block debris like roots and leaves while allowing water to pass through to the funnel. This intermediary structure protects the conduit from blockage without requiring the conduit itself to be modified or replaced.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12215493B1Drain device
Publication Date: 2025.02.04 AMESBURY IND INC
  • US12215493B1 patent drawing
  • US12215493B1 patent drawing
  • US12215493B1 patent drawing

AI summary

A drain including a stand and a conduit is disclosed. The stand is formed from a face and at least one side, the face including a first conduit with an upper end further forming an inlet and a lower end forming an outlet. A drain cover with a number of slats may be attached to the stand. The stand is positioned over an opening through a portion of one side of a second conduit so that the lower end of the first conduit is insertable into the opening. The stand and drain cover are fastened together by a one or more fastener(s) through different one or more hole(s) of the stand and one or more hole(s) of the drain cover.