Chainsaw Holder Side-Mounted Space Optimization

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Solution Overview

Problem

Existing methods for securing tools, particularly chainsaws, on aerial apparatuses are inefficient in terms of space usage and accessibility, especially in critical situations like firefighting where real estate is limited.

Innovation Solution

A chainsaw holder with a unitary body design featuring a top hook portion, cutter bar retaining portion, and guard portion, allowing for secure attachment to aerial apparatuses while minimizing space occupation, utilizing a combination of slots and bends in a bendable yet rigid material to accommodate different chainsaw sizes and orientations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If tools are secured in a receptacle or placed on the floor of an aerial bucket, then tools can be stored and accessed, but premium space is occupied that could be used for other critical functions

Engineering Contradiction:
Improvetool accessibilityVSAvoidspace occupation
Core Design Contradiction:
Ease of operationVSVolume of moving object

Solution Approach 1:

The holder attaches to the side of the aerial bucket rather than occupying floor space, utilizing the vertical/side dimension for tool storage. This allows tools to be accessed from the side while preserving the floor area for other critical functions.

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

Solution Approach 2:

The holder is constructed from a thin, bendable yet rigid material that can be formed into the required shape and attached to the bucket surface, minimizing the volume occupied while maintaining structural integrity and tool security.

Inventive Principle:
Principle #30Flexible shells and thin films

2Adaptability or versatility

If a chainsaw holder is designed to accommodate different chainsaw sizes and orientations, then versatility is improved, but device complexity increases

Engineering Contradiction:
Improvechainsaw accommodation flexibilityVSAvoidholder structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The holder is divided into distinct functional segments: a top hook portion for attachment, a cutter bar retaining portion with slots for different orientations, and a guard portion. This segmentation allows each part to perform its specific function while maintaining overall simplicity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The holder is designed with universal adaptability to secure chainsaws of different sizes and orientations using the same basic structure. The slots in the cutter bar retaining portion can accommodate chainsaws positioned vertically, horizontally, or at angles, eliminating the need for multiple specialized holders.

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

3Ease of manufacture

If a unitary holder body design is used, then manufacturing simplicity is improved, but adaptability to different chainsaw configurations may be reduced

Engineering Contradiction:
Improveholder construction simplicityVSAvoidchainsaw orientation flexibility
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The unitary holder body incorporates variable parameters such as slots of different orientations and a bump out feature that can be positioned at different locations. These parameter variations within the single-piece design allow adaptation to different chainsaw configurations without requiring complex assembly or multiple components.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS10449690B1Chainsaw holder
Publication Date: 2019.10.22 PLANTE RICHARD R
  • US10449690B1 patent drawing
  • US10449690B1 patent drawing
  • US10449690B1 patent drawing

AI summary

A chainsaw holder has a holder body. The holder body includes a top hook portion having a first segment, a second segment, and a third segment forming a top hook portion opening, a cutter bar retaining portion having a proximal retaining portion end and a distal retaining portion end where the proximal retaining portion end is connected to the top hook portion, and a guard portion connected to the distal retaining portion end. The cutter bar retaining portion forms a bump out that extends away from the top hook portion opening where the bump out has a first slot and a second slot spaced and parallel to the first slot where the second slot is aligned with the first slot.