Fast Installation Cap and Drain With Telescoping Height Adjustment

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Solution Overview

Problem

Current drain installation methods require time-consuming adjustments to match the height of the drain with the surrounding concrete, leading to potential leaks, contamination, and damage, which can affect performance and safety.

Innovation Solution

A fast installation cap and drain system that allows for pre- and post-concrete pour adjustments, featuring a cap with slits and screws for easy removal and a tubular housing with adjustable extensions to ensure proper leveling and prevent debris entry.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If traditional drain installation methods are used, then the drain can be installed in a plane surface, but the height adjustment is time-consuming and may introduce leaks

Engineering Contradiction:
Improveheight adjustment precisionVSAvoidinstallation time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The drain assembly incorporates adjustable components including a telescoping shaft and threaded rod mechanism that allow dynamic height adjustment. The shaft can extend or retract within the housing, and the threaded rod with nut assembly enables precise positioning of the drain body relative to the housing, allowing contractors to adjust height both before and after concrete pouring without time loss

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The drain assembly is pre-assembled with adjustable height mechanisms before installation. The telescoping shaft, threaded rod, and nut assembly are prepared in advance, allowing height adjustment to be performed either before or after concrete pouring based on site requirements, eliminating the need for time-consuming on-site measurements and calculations

Inventive Principle:
Principle #10Preliminary action

2Manufacturing precision

If the plumbing height is adjusted prior to pouring concrete, then the drain can be positioned correctly, but the adjustment process is daunting and time consuming

Engineering Contradiction:
Improvedrain positioning accuracyVSAvoidadjustment ease
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The drain assembly incorporates adjustable components including a telescoping shaft and threaded rod mechanism that allow dynamic height adjustment. The shaft can extend or retract within the housing, and the threaded rod with nut assembly enables precise positioning of the drain body relative to the housing, allowing contractors to adjust height both before and after concrete pouring without time loss

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The drain assembly includes self-aligning features such as the telescoping shaft that automatically positions components during assembly. The threaded rod and nut assembly allow simple manual adjustment without requiring complex tools or skilled labor, making the adjustment process straightforward and accessible to typical contractors

Inventive Principle:
Principle #25Self-service

3Adaptability or versatility

If the drain is exposed during installation, then adjustments can be made, but the drain may become contaminated or damaged

Engineering Contradiction:
Improveadjustment flexibilityVSAvoidcontamination and damage risk
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The drain assembly is pre-assembled with adjustable height mechanisms before installation. The telescoping shaft, threaded rod, and nut assembly are prepared in advance, allowing height adjustment to be performed either before or after concrete pouring based on site requirements, eliminating the need for time-consuming on-site measurements and calculations

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The cap assembly serves as a protective intermediary element that can be placed over the drain assembly during installation. The cap with its opening facing upward protects the adjustable mechanisms from concrete contamination while allowing access for height adjustments. The cap can be removed when adjustment is needed and reinstalled afterward, providing continuous protection throughout the installation process

Inventive Principle:
Principle #24Intermediary (Mediator)

4Ease of manufacture

If the drain height is fixed, then the installation is simpler, but proper leveling with surrounding concrete cannot be ensured

Engineering Contradiction:
Improveinstallation simplicityVSAvoidleveling precision
Core Design Contradiction:
Ease of manufactureVSManufacturing precision

Solution Approach 1:

The drain assembly incorporates adjustable components including a telescoping shaft and threaded rod mechanism that allow dynamic height adjustment. The shaft can extend or retract within the housing, and the threaded rod with nut assembly enables precise positioning of the drain body relative to the housing, allowing contractors to adjust height both before and after concrete pouring without time loss

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The drain assembly allows change in the vertical position parameter through the telescoping shaft and threaded rod mechanism. The shaft length can be adjusted by extending or retracting, and the threaded rod enables fine-tuning of the drain body position within the housing, providing precise control over the final height to ensure proper leveling with surrounding concrete

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS12460402B2Fast installation cap and drain
Publication Date: 2025.11.04 BLUCHER METAL
  • US12460402B2 patent drawing
  • US12460402B2 patent drawing
  • US12460402B2 patent drawing

AI summary

An elongated floor cleanout assembly includes a drain assembly. The drain assembly has a body assembly and a grating cover secured to the body assembly by at least one screw. The drain assembly also has a cap enclosing the drain assembly and secured to the grating cover by the at least one screw. The cap defines at least one slit having an arcuate portion and an end. The at least one screw is captured in the arcuate portion and the cap can be rotated to selectively allow the at least one screw to freely pass through the end for removal of the cap without removing the at least one screw.