Roofing Walking Stick with Articulating Base and Telescopic Shaft

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Solution Overview

Problem

Conventional stability aid systems, such as walking sticks, are inadequate for providing stability on sloped surfaces like pitched roofs, often requiring cumbersome setups that can cause physical damage to structures.

Innovation Solution

A roofing walking stick system with a telescopic elongated shaft, articulating base, and grippy bottom portion, including high-density foam or magnets, designed to provide stability and prevent slippage on various roof surfaces without damaging the structure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional walking sticks are used on pitched roofs, then they provide basic support, but they fail to provide adequate stability on sloped surfaces

Engineering Contradiction:
Improvestability on sloped surfacesVSAvoidease of use
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The walking stick incorporates an articulating base with rotating joints that allow the base to dynamically adapt its angle to match the roof slope. This dynamic adjustment capability enables the stick to maintain stability on varying sloped surfaces while remaining easy to operate, as the articulation occurs automatically through the joint mechanisms.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The telescopic shaft allows users to adjust the length parameter of the walking stick to suit different roof slopes and user heights. By changing the shaft length parameter, the stick provides optimal stability for various conditions without requiring complex setup procedures.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If rope and harness systems are used for stability on pitched roofs, then fall prevention is improved, but the setup becomes cumbersome

Engineering Contradiction:
Improvefall preventionVSAvoidsetup complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent extracts the essential fall prevention function from complex rope and harness systems, concentrating it into a single integrated walking stick device. The articulating base and telescopic shaft work together to provide inherent stability and fall prevention without requiring separate harness components or complex anchoring systems.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The walking stick is designed to be self-sufficient, with the articulating base automatically adapting to roof slopes and the telescopic shaft allowing easy height adjustment by the user. No external setup assistance or complex assembly is required, making the device both reliable and simple to deploy.

Inventive Principle:
Principle #25Self-service

3Reliability

If roof ladders with ridge hooks are used, then stability is improved, but physical damage to structures occurs

Engineering Contradiction:
ImprovestabilityVSAvoidphysical damage to structure
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The articulating base acts as an intermediary between the user and the roof surface. Instead of hooks directly engaging the roof ridge (which causes damage), the base distributes contact pressure across a larger area through its articulating joints and contact surfaces, preventing physical damage while maintaining stability.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The base incorporates flexible or compliant contact surfaces that can conform to the roof surface without causing damage. These flexible elements allow the base to adapt to various roof materials and slopes while distributing loads evenly, avoiding the concentrated point loads that cause damage with rigid hooks.

Inventive Principle:
Principle #30Flexible shells and thin films

4Reliability

If roof jacks with support beams are used, then stability is improved, but the system becomes cumbersome and may damage structures

Engineering Contradiction:
ImprovestabilityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent extracts the stability function from complex roof jack systems with support beams, condensing it into a single walking stick. The articulating base provides the necessary structural adaptation to roof slopes without requiring external support beams or anchoring to roof trusses, eliminating the complexity of multi-component systems.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The walking stick serves multiple functions: it provides support, adapts to various roof slopes through articulation, and allows height adjustment via the telescopic shaft. This multi-functionality replaces the need for specialized roof jack systems, making the device both simpler and equally effective for stability.

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

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The system enhances user stability on pitched roofs by allowing adjustable length and articulation, preventing slippage and physical damage, making it safer and more efficient for tasks like roofing and inspection.

Implementation Method 1

a grippy bottom portion, including high-density foam or magnets, designed to provide stability and prevent slippage on various roof surfaces

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS11641915B1Roofing walking stick and method of use
Publication Date: 2023.05.09 SMITH HOPE M
  • US11641915B1 patent drawing
  • US11641915B1 patent drawing
  • US11641915B1 patent drawing

AI summary

A roofing walking stick for providing stability during navigation on the roof of a structure, the system providing a roofing walking stick having of a handle, elongated shaft, one or more joint couplings, and a base; wherein the one or more joint couplings are configured to allow the elongated shaft to rotatably articulate relative to the base; wherein the base provides grip when in contact with the roof.