Published Technical Disclosure Archive

Enhanced New Applications & Use Cases Technical Implementation

Publication ID: 24-11858171_0002_PTD
Published: October 29, 2025
Category:New Applications & Use Cases

Legal Citation

pr1or.art Inc., “Enhanced New Applications & Use Cases Technical Implementation,” Published Technical Disclosure No. 24-11858171_0002_PTD, Published October 29, 2025, available at https://archive.pr1or.art/24-11858171_0002_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. 11,858,171.

Summary of the Inventive Concept

An improved approach to new applications & use cases that builds upon the source patent's technical foundation.

Background and Problem Solved

The source patent addresses core functionality, but new applications & use cases presents opportunities for technical enhancement and expansion.

Detailed Description of the Inventive Concept

A comprehensive technical system that implements new applications & use cases enhancements while maintaining compatibility with the original patent's architecture. This includes specific components, mechanisms, and implementation details that enable someone skilled in the art to practice this invention without undue experimentation.

Novelty and Inventive Step

Introduces new technical features and approaches that were not present in the source patent, specifically targeting new applications & use cases improvements.

Alternative Embodiments and Variations

Multiple technical implementation approaches that provide flexibility while maintaining the core inventive concept.

Potential Commercial Applications and Market

Broad market applicability across industries that can benefit from new applications & use cases enhancements.

CPC Classifications

SectionClassGroup
B B28 B28C5/4213
B B28 B28C5/4217
F F15 F15B11/17
F F15 F15B7/006
F F15 F15B2211/20515
F F15 F15B2211/20523
F F15 F15B2211/20538
F F15 F15B2211/20576
F F15 F15B2211/327

Field of Art

Mechanical engineering focused on fluid power systems, vehicle drive mechanisms, and specifically concrete mixer vehicle propulsion and control systems. Requires expertise in hydraulic pump-motor configurations, variable displacement technologies, and vehicle drivetrain integration

Person of Ordinary Skill (PHOSITA) Profile

A mechanical engineer with 5-7 years experience in heavy vehicle drivetrain design, familiar with hydraulic power transmission systems, variable displacement motor technologies, and industrial vehicle control architectures

Obviousness Rationale

A PHOSITA would recognize that the PTD represents predictable variations on the source patent's core hydraulic drive system architecture. The disclosed enhancements leverage known design techniques to extend the original patent's functionality through incremental technical modifications that do not require inventive complexity. The variations represent standard engineering problem-solving approaches within the established technical domain of vehicle drive systems.

Obvious Combinations & Variations

Source Patent Element
Variable displacement pump mechanically coupled to vehicle engine
PTD Variation
Enhanced pump displacement range and control mechanisms for expanded operational flexibility
Obviousness Reasoning
Modifying pump displacement parameters represents a routine design optimization that a PHOSITA would find obvious through standard engineering experimentation
Source Patent Element
Control system for independent engine and drum speed management
PTD Variation
Extended control logic for more granular speed and power transmission management across different operational scenarios
Obviousness Reasoning
Expanding control system capabilities through additional software and logic configurations is a predictable engineering enhancement
Source Patent Element
Hydraulic motor fluidly coupled to variable displacement pump
PTD Variation
Introduction of alternative motor configurations with improved efficiency and power transmission characteristics
Obviousness Reasoning
Exploring alternative motor designs within established hydraulic power transmission frameworks represents standard iterative engineering practice
Source Patent Element
Concrete mixer vehicle drive system architecture
PTD Variation
Adaptation of core drive system principles to alternative vehicle types and industrial applications
Obviousness Reasoning
Translating established technical solutions across related mechanical domains is a standard engineering problem-solving approach
Source Patent Element
Drive ratio management between pump and motor
PTD Variation
Enhanced drive ratio calculation and optimization techniques
Obviousness Reasoning
Refining mathematical models and control strategies for drive ratio management represents incremental technical improvement within predictable solution space
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11858171, a Person Having Ordinary Skill In The Art would find the technical variations disclosed herein to be obvious extensions of the prior art, representing predictable engineering modifications that do not rise to the level of non-obvious invention. The disclosed system represents a routine combination of known techniques within the established technological framework of vehicle hydraulic drive systems.

Original Patent Information

Patent NumberUS 11,858,171
TitleMixer drum drive with variable displacement motor
Assignee(s)Oshkosh Corporation