Interchangeable Gutter Cleaning Appliance with Extension Assembly

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Solution Overview

Problem

Current gutter cleaning methods are hazardous, time-consuming, and inefficient, as they require standing on ladders or roofs to reach overhead gutters, leading to numerous injuries and incomplete cleaning due to limited ground accessibility.

Innovation Solution

An interchangeable gutter cleaning appliance with an extension assembly, holder, and various interchangeable tools such as a scoop, rake, brush, and water sprayer, allowing users to clean gutters from the ground by adjusting the length and angle of the tool interface for safe and effective debris removal.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If users stand on ladders or roofs to clean gutters, then they can reach overhead gutters, but they face safety hazards and injuries

Engineering Contradiction:
Improveground accessibilityVSAvoidsafety
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent extends the cleaning operation from ground level to overhead gutters by introducing an extension assembly that bridges the vertical gap. This dimensional extension allows the tool to reach elevated gutters while the operator remains safely on the ground, transforming a vertical accessibility problem into a solvable mechanical extension problem.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Solution Approach 2:

The extension assembly acts as an intermediary between the operator on the ground and the overhead gutters. This intermediate structure transfers the cleaning function from the operator's direct contact with gutters to a mediated system where the extension pole delivers the tool to the target area, eliminating the need for dangerous positioning.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If users use long poles with water hoses to clean gutters from the ground, then they can reach overhead gutters, but the devices become cumbersome and complex

Engineering Contradiction:
Improveground accessibilityVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The cleaning system is divided into separate functional modules: an extension assembly for reach, a holder for tool mounting, and interchangeable gutter tools for specific cleaning tasks. This segmentation allows each component to be optimized independently and enables users to assemble only the necessary parts for each cleaning situation, reducing overall complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The holder and extension assembly form a universal platform that can accommodate multiple types of gutter tools (scoop, rake, brush, water sprayer). This multi-functional design eliminates the need for separate specialized equipment for each cleaning task, simplifying the overall system while maintaining versatility.

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

3Adaptability or versatility

If users use fixed gutter cleaning tools, then they can perform basic cleaning, but they cannot adapt to different gutter conditions and tool requirements

Engineering Contradiction:
Improvetool interchangeabilityVSAvoidtool interface complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system transitions from fixed, static tools to a dynamic configuration where tools can be interchangeably mounted and dismounted on the holder. This dynamic adaptability allows users to change tools based on specific gutter conditions, debris types, and cleaning requirements, making the system responsive to varying operational needs.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS9404267B2Interchangeable gutter cleaning appliance
Publication Date: 2016.08.02 NICHOLS TIMOTHY S
  • US9404267B2 patent drawing
  • US9404267B2 patent drawing
  • US9404267B2 patent drawing

AI summary

An interchangeable gutter cleaning appliance includes an extension assembly having a first fitting at a distal end, a holder having a second fitting at its proximal end and a gutter tool interface at its distal end, and an interchangeable gutter tool. The second fitting is coupled to the first fitting of the extension assembly. The interchangeable gutter tool is installed on the gutter tool interface by inserting the gutter tool interface into a mounting assembly in the interchangeable gutter tool, and the interchangeable gutter tool is removed from the gutter tool interface by removing the mounting assembly from the gutter tool interface.