Adjustable Lavatory Carrier Arms for Easier Installation

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Solution Overview

Problem

Existing lavatory carriers lack the ability to easily adjust arms in both horizontal and vertical directions during installation, which complicates the installation process and increases labor costs.

Innovation Solution

A lavatory carrier design featuring vertically mounted, concealed uprights with horizontally extending arms that can be independently adjusted vertically and horizontally, utilizing clamps and brackets for locking positions, along with leveling screws on the arms for precise leveling and locking to the lavatory.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If arms are fixed in position during installation, then structural stability is improved, but installation complexity and labor costs increase

Engineering Contradiction:
Improvestructural stabilityVSAvoidinstallation ease
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The arm support system transitions from a fixed rigid connection to a dynamic adjustable connection. Clamps with sliding mechanisms allow the arms to be positioned at different vertical locations on the uprights, while brackets enable horizontal adjustment. Once positioned, fasteners lock the components to maintain structural stability during use.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The connection system is divided into separate adjustable components: clamps that attach arms to uprights, brackets that position arms horizontally, and fasteners that secure each component. This segmentation allows independent adjustment of vertical and horizontal positions without requiring complete disassembly or complex unified structures.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If multiple adjustment mechanisms are added to arms, then adjustment versatility is improved, but device complexity increases

Engineering Contradiction:
Improveadjustment versatilityVSAvoidcarrier complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The clamps serve multiple functions: they attach the arms to the uprights, enable vertical positioning through sliding, and provide locking capability via fasteners. Similarly, brackets perform both horizontal positioning and securing functions. This multi-functionality reduces the need for separate specialized components for each adjustment function.

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

Solution Approach 2:

The adjustment mechanism uses a nested structure where brackets are positioned on the arms, clamps are attached to the uprights, and fasteners are integrated into both clamps and brackets. This nested arrangement allows compact integration of multiple adjustment functions without requiring separate external mechanisms for each function.

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentUS7571497B2Lavatory carrier
Publication Date: 2009.08.11 WATTS REGULATOR CO
  • US7571497B2 patent drawing
  • US7571497B2 patent drawing
  • US7571497B2 patent drawing

AI summary

A lavatory carrier including at least one vertical upright, a horizontal cross plate, a clamp secured to the cross plate and releasably coupled to the upright, wherein the vertical position of the cross plate on the upright can be adjusted using the clamp, at least two horizontal arms for supporting a lavatory, and brackets secured to the arms and adjustably coupled to the cross plate. The positions of the arms, therefore, can be adjusted vertically and horizontally. In addition, horizontal positions of each of the arms on the cross plate can be independently adjusted using the brackets.