Self-Climbing Tree Trimmer with Articulating Arms

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Solution Overview

Problem

Trimming and removing fronds and peripheral growth from palm trees and cycads is tedious, dangerous, and labor-intensive, with existing devices lacking stability and resulting in uneven cutting.

Innovation Solution

A multi-axis self-climbing tree trimmer system with articulating arms and an extendable piston element, allowing for independent motion and adjustment to accommodate uneven or asymmetrical tree trunks, and featuring cutting tools and depth control elements for precise trimming.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual climbing equipment is used to trim palm trees, then trimming can be performed, but labor intensity and danger increase significantly

Engineering Contradiction:

Improveease of tree trimmingVSAvoidlabor intensity

Core Design Contradiction:

Ease of operationVSProductivity

Solution Approach 1:

The tree trimmer system performs self-climbing operations using a self-contained motorized climbing mechanism that autonomously ascends and descends tree trunks, eliminating the need for human climbers to manually climb trees while performing trimming operations

Inventive Principle:

Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical climbing with an automated motorized climbing system that uses electric motors, drive wheels, and control mechanisms to autonomously navigate tree trunks, substituting human physical effort with mechanical automation

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

2Ease of operation

If hydraulic lift is used to reach tree tops, then trimming access is improved, but equipment costs and liability increase

Engineering Contradiction:

Improveaccess to tree topVSAvoidequipment complexity

Core Design Contradiction:

Ease of operationVSDevice complexity

Solution Approach 1:

The tree trimmer system integrates multiple functions including climbing, positioning, and trimming operations into a single self-contained unit, eliminating the need for separate hydraulic lift equipment and reducing overall system complexity

Inventive Principle:

Principle #6Universality (Multi-functionality)

Solution Approach 2:

The system performs its own positioning and climbing operations autonomously without requiring external support equipment like hydraulic lifts, making the trimming device self-sufficient and reducing dependency on complex external machinery

Inventive Principle:

Principle #25Self-service

3Object-affected harmful factors

If remote tree trimming devices are used, then safety is improved, but stability and cutting uniformity deteriorate

Engineering Contradiction:

Improveoperator safetyVSAvoidclimbing stability

Core Design Contradiction:

Object-affected harmful factorsVSReliability

Solution Approach 1:

The climbing system incorporates sensors and control mechanisms that provide real-time feedback on the trimmer's position, balance, and contact with the tree trunk, enabling automatic adjustments to maintain stability during climbing and positioning operations

Inventive Principle:

Principle #23Feedback

Solution Approach 2:

The system uses dynamically adjustable climbing parameters including variable speed control, adaptive positioning, and real-time balance corrections to maintain stability across different tree types and climbing conditions, ensuring reliable operation while keeping the operator safe

Inventive Principle:

Principle #15Dynamics

4Ease of manufacture

If fixed trimming devices are used, then manufacturing is simpler, but adaptability to uneven tree trunks deteriorates

Engineering Contradiction:

Improvedevice manufacturing simplicityVSAvoidadaptability to tree shape

Core Design Contradiction:

Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The trimming device incorporates adjustable and movable components including articulating arms, adjustable cutting heads, and flexible positioning mechanisms that can adapt to uneven tree trunk shapes and sizes while remaining manufacturable using standard assembly techniques

Inventive Principle:

Principle #15Dynamics

Solution Approach 2:

The trimming system is divided into modular segments including adjustable arms, interchangeable cutting tools, and separable components that can be manufactured independently and assembled, providing adaptability to different tree shapes while maintaining manufacturing feasibility

Inventive Principle:

Principle #1Segmentation

Data Source

PatentUS12207598B2System for multi-axis self-climbing tree trimmer

Publication Date: 2025.01.28 VANDYPALM

AI summary

A system for multi-axis self-climbing tree trimmer including a self-climbing platform, a motorized carrier, and a trimming portion. The trimming portion includes a base, an actuator with an extendable piston, one or more articulating arms having a curved configuration to receive a tree trunk or to form a central opening to substantially encircle a tree trunk. Each articulating arm includes one or more interchangeable cutting tools for tree trimming and one or more cut depth control elements for controlling the depth of engagement of the cutting tools. The base may include a wheel element to indicate pressure exerted by the actuator. The extendable piston is coupled to the articulating arms, wherein when the extendable piston extends, the articulating arms move to an open configuration, and when the extendable piston retracts, the articulating arms move to a closed configuration, and the articulating arms may move independently of each other.