Nested Climbing Stick Structure for Compact Tree Ascent

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Solution Overview

Problem

Existing sectional climbing sticks are bulky and lack the desired sturdiness, making them inconvenient for users who need a compact and sturdy solution for climbing trees.

Innovation Solution

A climbing stick system comprising first and second climbing sticks with V-shaped standoffs and stepped shapes that engage the tree, allowing for secure attachment and compact stowage, featuring passages and support arms for enhanced rigidity and ease of stacking.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If traditional climbing sticks are used, then sturdiness is improved, but portability and compactness deteriorate

Engineering Contradiction:
ImprovesturdinessVSAvoidcompactness
Core Design Contradiction:
StrengthVSVolume of moving object

Solution Approach 1:

The climbing stick system is divided into multiple detachable sections that can be connected together. Each section contains integrated steps and standoffs, allowing the climbing stick to be segmented for compact storage yet assembled into a sturdy structure when needed. This segmentation enables users to carry smaller sections separately and assemble them at the climbing location.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The climbing stick sections are designed to nest within each other when not in use. The sections feature hollow interiors or cavities that allow smaller sections to be inserted inside larger ones, creating a compact nested configuration for portability while maintaining full structural integrity when assembled.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Volume of moving object

If sectional climbing sticks are used, then portability is improved, but sturdiness deteriorates

Engineering Contradiction:
ImproveportabilityVSAvoidsturdiness
Core Design Contradiction:
Volume of moving objectVSStrength

Solution Approach 1:

The climbing stick design merges multiple functions into unified components. Each section integrates steps, standoffs, and connection mechanisms into a single cohesive structure. This merging ensures that the segmented design does not compromise sturdiness, as each integrated section maintains structural integrity and the connection points are reinforced to handle climbing loads.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The climbing stick sections are pre-assembled with integrated steps and standoffs before deployment. The connection mechanisms are pre-configured to ensure proper alignment and secure joining when sections are assembled. This preliminary preparation ensures that when users assemble the climbing sticks at the location, the structure achieves full sturdiness without requiring complex field assembly procedures.

Inventive Principle:
Principle #10Preliminary action

3Ease of operation

If climbing sticks with integrated steps are used, then ease of operation is improved, but device complexity increases

Engineering Contradiction:
Improveease of climbingVSAvoidstructural complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The climbing stick sections are designed as universal, multi-functional units. Each section serves multiple purposes: providing structural support through standoffs, offering climbing surfaces through integrated steps, and enabling assembly through connection mechanisms. This universality means that any section can be positioned in various locations along the tree, and the same basic design is repeated throughout the system, which actually reduces overall complexity despite the multi-functionality of each unit.

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

Data Source

PatentUS20260022610A1Climbing stick system
Publication Date: 2026.01.22 SEQUOIA OUTDOORS LLC
  • US20260022610A1 patent drawing
  • US20260022610A1 patent drawing
  • US20260022610A1 patent drawing

AI summary

A first climbing stick and the second climbing stick cooperate to define a deployed condition when attached to a tree so as to allow a user to ascend and descend the tree. The first climbing stick and the second climbing stick each include a main body, at least one standoff extending from the main body and configured to engage the tree, and at least one step configured to engage a foot of the user when in the deployed condition. The at least one step of the first climbing stick defines at least one passage configured to receive at least part of the standoff of the second climbing stick when the first climbing stick and the second climbing stick are removed from the tree and the second climbing stick is stacked on top of the first climbing stick so as to define a stowed condition.