Compact Utility Loader Arm Path for Stable Vertical Lift
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Solution Overview
Problem
Current utility loaders are often large and difficult to maneuver due to their wide dimensions, and compact versions with narrow tracks suffer from reduced maneuverability and poor load distribution.
Innovation Solution
A compact utility loader with a frame design that includes a lower portion narrower than the upper portion, equipped with large, oversized tracks and a vertical-lift loader arm configuration, along with a keyless start mechanism and secure login system for the control interface.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If utility loaders are made large to improve load capacity and stability, then load distribution and stability are improved, but maneuverability deteriorates due to increased width and length
Solution Approach 1:
The frame is divided into upper and lower portions with different widths. The lower portion has a reduced width for maneuverability, while the upper portion maintains a larger width for load distribution. This segmentation allows the loader to have both small footprint and stable load carrying capability simultaneously.
2Ease of operation
If utility loaders are made compact with reduced width to improve maneuverability, then ease of operation is improved, but load distribution deteriorates due to narrow tracks
Solution Approach 1:
Different parts of the loader have different width characteristics optimized for their specific functions. The lower frame portion and tracks are narrow for maneuverability, while the upper frame portion is wide for load distribution. This local differentiation resolves the contradiction between compact size and load distribution capability.
3Length of moving object
If narrow tracks are used on compact utility loaders to reduce width, then overall width is reduced for better maneuverability, but load distribution onto the ground deteriorates causing ruts in soft ground
Solution Approach 1:
The track system is designed with narrow overall width for maneuverability but with sufficient track surface area through optimized track configuration. The tracks are positioned on the narrower lower frame portion while maintaining adequate width and spacing to distribute load effectively, preventing ground damage while preserving compact dimensions.
Data Source
AI summary
A compact utility loader compact utility loader comprising a frame, a first track and a second track positioned on either side of the frame, and a pair of loader arms. The loader arms are configured to couple with an attachment via a hitch plate and a hitch pin. The compact utility loader is configured such that as the loader arms are raised and lowered, the hitch pin follows a path approximately defined by a curve ƒ(x)=4.641e0.34x. The value “x” represents a horizontal direction and the function ƒ(x) represents a vertical direction.