Rear Stabilizer for Agricultural Implement

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Solution Overview

Problem

Existing rear jacks for agricultural tillage implements are cumbersome and prone to damage due to manual operation and the risk of being left in the operating position during transport, leading to instability and potential damage to the implement.

Innovation Solution

A remote-operated stabilization system with a rear stabilizer connected to the implement's frame, allowing for automatic extension and retraction, eliminating the need for manual operation and reducing the risk of damage by automatically retracting when the implement is moved.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual operation of rear jack is used, then operator can control stabilizer position, but operation becomes cumbersome and time-consuming

Engineering Contradiction:
ImproveEase of stabilizer operationVSAvoidTime required for stabilizer operation
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent replaces the manual mechanical crank operation with an electric motor-driven system. The stabilizer is extended or retracted automatically through electric power, eliminating the need for manual cranking and significantly reducing operator effort and time required.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The stabilizer system automatically extends when the implement is disconnected from the towing vehicle and automatically retracts when connected, through sensors or switches that detect the hitch status. This self-service capability eliminates the need for manual intervention entirely.

Inventive Principle:
Principle #25Self-service

2Reliability

If rear jack remains in operating position during transport, then implement stability is maintained, but rear jack and implement may become damaged

Engineering Contradiction:
ImproveStabilizer system reliabilityVSAvoidDamage to stabilizer and implement
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The system incorporates sensors or switches that detect whether the implement is connected to the towing vehicle. Based on this feedback, the control system automatically commands the stabilizer to extend when disconnected and retract when connected, preventing damage during transport while maintaining stability when needed.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The stabilizer automatically retracts before the implement is moved during transport, through automatic detection of the towing vehicle connection. This preliminary action prevents the stabilizer from contacting the ground and causing damage before movement occurs.

Inventive Principle:
Principle #10Preliminary action

3Ease of operation

If operator must climb on implement to operate rear jack, then stabilizer can be precisely positioned, but operator safety risk increases and operation becomes difficult

Engineering Contradiction:
ImproveEase of stabilizer operationVSAvoidSafety hazard to operator
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The manual mechanical operation requiring operator presence on the implement is replaced with electric motor-driven operation controlled from ground level. The operator can now control the stabilizer safely from the ground, eliminating the need to climb on the implement.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The stabilizer system operates automatically based on detected hitch status, completely eliminating the need for operator intervention and thus removing the safety hazard of climbing on the implement entirely.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20230200276A1Rear jack for an agricultural implement
Publication Date: 2023.06.29 CNH INDUSTRIAL AMERICA LLC
  • US20230200276A1 patent drawing
  • US20230200276A1 patent drawing
  • US20230200276A1 patent drawing

AI summary

A tangible non-transitory computer readable medium includes instructions that, when executed by a processor, are configured to cause the processor to detect a movement state of an agricultural implement and automatically retract a stabilizer of a stabilization system from an extended position to a retracted position in response to detecting the movement state of the agricultural implement. The stabilizer is connected to a rear portion of a frame of the agricultural implement, and the stabilizer is configured to support a weight of the rear portion while in the extended position.