Published Technical Disclosure Archive

Advanced Adaptive Cutting Deck Lifting System

Publication ID: 24-11856886_0004_PTD
Published: October 26, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Advanced Adaptive Cutting Deck Lifting System,” Published Technical Disclosure No. 24-11856886_0004_PTD, Published October 26, 2025, available at https://archive.pr1or.art/24-11856886_0004_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. 11,856,886.

Background and Problem Solved

The original patent, 'Cutting deck lifting device and mower having cutting deck lifting device,' provided a general solution for adjusting the height of a cutting deck. However, the invention had limitations when applied to specialized environments, such as emergency response situations, high-security areas, or extreme weather conditions. The new invention addresses these limitations by introducing adaptive designs and features tailored to these specific markets.

Novelty and Inventive Step

The new claims provide an inventive step by introducing specialized features and designs that address the unique challenges of specific markets. These adaptations are non-obvious and go beyond the general solution provided by the original patent.

Alternative Embodiments and Variations

Other potential embodiments of the invention could include adaptations for use in confined spaces, underwater operations, or explosive environments. The invention's core concept of adaptability to specialized environments enables a wide range of possible variations.

Potential Commercial Applications and Market

The invention has significant commercial potential in various industries, including disaster relief, security services, agriculture, search and rescue, and extreme weather response. The specialized designs and features cater to the specific needs of these markets, providing a competitive advantage in terms of performance, reliability, and safety.

CPC Classifications

SectionClassGroup
A A01 A01D34/74
A A01 A01D2101/00

Field of Art

Agricultural machinery, specifically lawn mower cutting deck lifting mechanisms, involving mechanical design, terrain adaptation, and operational control systems

Person of Ordinary Skill (PHOSITA) Profile

A mechanical engineer with expertise in agricultural equipment design, familiar with modular mechanical systems, terrain-responsive mechanisms, and adaptable lifting technologies

Obviousness Rationale

A PHOSITA would recognize that the core lifting mechanism principles from the source patent can be readily adapted to specialized environments by applying standard engineering design techniques. The fundamental pedal-based height adjustment system provides a versatile platform for modifications across different operational contexts. Variations in material selection, integrated features, and environmental adaptations represent predictable extensions of the original mechanical concept.

Obvious Combinations & Variations

Source Patent Element
Pedal assembly with locking and unlocking states for adjusting cutting deck height
PTD Variation
Integrating a searchlight or communication system into the pedal assembly for search and rescue applications
Obviousness Reasoning
A PHOSITA would recognize that adding auxiliary functionality to existing mechanical interfaces is a routine design modification with predictable results
Source Patent Element
Sliding plate mechanism for positioning and height adjustment
PTD Variation
Implementing weather-resistant coatings and reinforced structural frames for extreme environmental conditions
Obviousness Reasoning
Material selection and structural reinforcement represent standard engineering practices for adapting mechanical systems to challenging operational environments
Source Patent Element
Height adjustment mechanism for cutting deck
PTD Variation
Configuring the device for specialized operational contexts like disaster relief or high-security environments
Obviousness Reasoning
Repurposing a fundamental mechanical system for alternative applications is an obvious design choice involving predictable engineering adaptations
Source Patent Element
Mechanical positioning system with adjustable components
PTD Variation
Adding temperature-resistant materials and integrated thermal management systems
Obviousness Reasoning
Incorporating environmental compensation techniques is a standard engineering approach for expanding operational envelopes of mechanical systems
Source Patent Element
Cutting deck lifting mechanism with positional control
PTD Variation
Integrating a winch system for recovery operations in emergency scenarios
Obviousness Reasoning
Augmenting mechanical systems with complementary functional modules represents a predictable engineering solution with foreseeable implementation strategies
35 U.S.C. § 103 Summary: Based on US Patent 11856886's disclosure of a cutting deck lifting mechanism, the present publication demonstrates that a Person Having Ordinary Skill In The Art would find the claimed variations obvious through routine engineering adaptations. The fundamental mechanical principles disclosed in the source patent provide a comprehensive framework enabling predictable modifications across diverse operational contexts, thereby rendering subsequent claims obvious under 35 U.S.C. Section 103.

Original Patent Information

Patent NumberUS 11,856,886
TitleCutting deck lifting device and mower having cutting deck lifting device
Assignee(s)Globe (Jiangsu) Co., Ltd.