Auxiliary Hydraulic Switch Layout for Articulating Tractor Loaders

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Solution Overview

Problem

Commercially-available loaders face challenges such as a large footprint in confined spaces and complex control systems, leading to operational inefficiencies for operators.

Innovation Solution

An auxiliary kit for articulating tractors that includes a manual switch and control system positioned for easy access, allowing operators to switch between hydraulic functions, simplifying control mechanisms and improving accessibility.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple control systems and mechanisms are provided on the loader, then the hydraulic functions and control capabilities are improved, but the device complexity and operator burden increase

Engineering Contradiction:
Improvehydraulic functionsVSAvoidcontrol systems
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The auxiliary kit integrates multiple hydraulic control functions into a single unified control interface. The manual switch provides access to multiple hydraulic circuits (front loader, rear loader, snowblower, etc.) through one location, allowing one control mechanism to perform multiple functions that would otherwise require separate control systems distributed throughout the vehicle.

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

Solution Approach 2:

The patent combines multiple control functions and hydraulic circuits into a single auxiliary kit assembly. The manual switch, control valve, and hydraulic connections are merged into one integrated unit located at the operator's seat, consolidating what would otherwise be distributed control mechanisms across the entire vehicle into a single accessible location.

Inventive Principle:
Principle #5Merging (Combining)

2Adaptability or versatility

If control systems and switches are distributed at various positions on the loader, then the control capabilities are improved, but the ease of operation deteriorates due to inaccessibility

Engineering Contradiction:
Improvecontrol capabilitiesVSAvoidaccessibility
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The control system is segmented into a centralized auxiliary kit that can be independently positioned at the operator's seat. This separates the control functions from their traditional distributed locations and repositions them where the operator can easily access them, while maintaining all the original control capabilities through the manual switch and control valve mechanisms.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The auxiliary kit acts as an intermediary control interface between the operator and the distributed hydraulic systems. The manual switch and control valve in the auxiliary kit mediate control signals to the various hydraulic circuits, allowing the operator to control distant functions from a centralized, accessible location without directly accessing the distributed control mechanisms.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If the control system is separated from the auxiliary kit, then the functional independence and modularity are improved, but the ease of operation deteriorates due to operator inaccessibility

Engineering Contradiction:
Improvefunctional independenceVSAvoidoperator accessibility
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The control functions are extracted from the main vehicle body and placed into a separate, movable auxiliary kit. This extraction allows the control system to be functionally independent and repositionable, while the manual switch and control mechanisms remain accessible to the operator through the portable kit that can be positioned at the operator's seat.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS20260055576A1Method and apparatus for controlling a loader (third function auxillary)
Publication Date: 2026.02.26 VENTURE PRODUCTS LLC
  • US20260055576A1 patent drawing
  • US20260055576A1 patent drawing
  • US20260055576A1 patent drawing

AI summary

An articulating tractor having an auxiliary kit for utilizing one or more loader capabilities. Articulating tractor includes an articulating frame having a first articulation end and second articulation end. Articulating tractor also includes a first assembly mounted to the first articulation end of the articulating frame, and a second assembly mounted to the second articulation end of the articulating frame separated from the first assembly. Articulating tractor includes a switch of an auxiliary kit that operably engages with the first assembly. Articulating tractor includes a control system that operably engages with the second assembly. The switch is configured to control hydraulic power of a hydraulic system provided with the articulating tractor between a first operating setting and a second operating setting.