Published Technical Disclosure Archive

Advanced Crop Harvester for Extreme Environments

Publication ID: 24-11856893_0009_PTD
Published: October 26, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Advanced Crop Harvester for Extreme Environments,” Published Technical Disclosure No. 24-11856893_0009_PTD, Published October 26, 2025, available at https://archive.pr1or.art/24-11856893_0009_PTD
This technical disclosure describes improvements that would be readily apparent to a Person Having Ordinary Skill In The Art (PHOSITA) when considered in combination with the foundational architecture disclosed in U.S. Patent No. 11,856,893.

Background and Problem Solved

The original patent (Concave support and adjustment system for combine harvester) provides a solution for efficient threshing and separation of crops. However, it does not address the specific challenges of harvesting crops in extreme weather conditions, high-security areas, disaster relief situations, areas with limited accessibility, and high-altitude areas. The new invention adapts the original concept to overcome these limitations.

Novelty and Inventive Step

The new invention's novelty lies in its adaptability to various niche environments, including extreme weather conditions, high-security areas, disaster relief situations, areas with limited accessibility, and high-altitude areas. The inventive step is in the design of the frame and concave support and adjustment structure to address these specific challenges.

Alternative Embodiments and Variations

Alternative embodiments of the invention could include different materials and designs for the frame and concave support and adjustment structure, as well as variations in the rotary threshing system. Additionally, the invention could be adapted for use in other specialized environments, such as coastal areas or areas with high humidity.

Potential Commercial Applications and Market

The new invention has commercial potential in the agricultural industry, particularly in regions prone to extreme weather conditions, high-security areas, disaster relief situations, areas with limited accessibility, and high-altitude areas. The market for this invention is expected to be significant, as it addresses specific challenges in crop harvesting and provides a competitive advantage for farmers and agricultural companies operating in these environments.

CPC Classifications

SectionClassGroup
A A01 A01F12/28
A A01 A01F12/26

Field of Art

Agricultural machinery, specifically combine harvester threshing systems with rotary threshing mechanisms and concave adjustment technologies

Person of Ordinary Skill (PHOSITA) Profile

A mechanical engineer with expertise in agricultural equipment design, familiar with rotary threshing system configurations, mechanical frame design, and adaptive harvesting technologies for variable environmental conditions

Obviousness Rationale

A person having ordinary skill would recognize that the source patent's fundamental rotary threshing system design provides a flexible framework that can be readily adapted to different environmental contexts. The core mechanical principles of concave rotation, frame design, and threshing mechanism remain consistent across the disclosed variations. A PHOSITA would understand that modifying material selections, structural reinforcements, and operational parameters represents predictable engineering variations within the established technological domain.

Obvious Combinations & Variations

Source Patent Element
Rotary thresher with frame-mounted concaves that rotate around a stationary rotor housing
PTD Variation
Adapting the frame and concave system for extreme weather conditions with structural reinforcements
Obviousness Reasoning
A PHOSITA would recognize that adding wind and rainfall resistance represents a standard design optimization using known material science and structural engineering techniques
Source Patent Element
Driving mechanism for rotating concaves using belt, motor, and engagement sections
PTD Variation
Configuring the frame for compact, lightweight transportation in limited accessibility areas
Obviousness Reasoning
Modifying mechanical subsystems for portability is a predictable engineering solution using standard design reduction and material selection techniques
Source Patent Element
Rotary threshing system with multiple concave positions
PTD Variation
Adjusting concave support structures to account for high-altitude environmental conditions
Obviousness Reasoning
Compensating for atmospheric variations through mechanical design modifications represents a routine engineering adaptation within the known technological solution space
Source Patent Element
Frame configured to rotate concaves between threshing and resting positions
PTD Variation
Implementing specialized frame configurations for high-security or disaster relief scenarios
Obviousness Reasoning
Tailoring mechanical systems for specific operational contexts is a standard design approach using known engineering principles of modular adaptation
Source Patent Element
Rotor housing with cut-out sections enabling concave movement
PTD Variation
Developing alternative concave support and adjustment structures for diverse crop harvesting requirements
Obviousness Reasoning
Modifying structural interfaces and mechanical interactions represents a predictable engineering variation within the established technological framework
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11856893, a person having ordinary skill in agricultural machinery design would find the variations disclosed herein to be obvious extensions of the prior art. The fundamental mechanical principles of rotary threshing systems, concave rotation mechanisms, and frame configurations remain consistent, with the presented modifications representing predictable engineering adaptations that would be apparent to a skilled practitioner in the field.

Original Patent Information

Patent NumberUS 11,856,893
TitleConcave support and adjusment system for combine harvester
Assignee(s)AGCO Corporation