Enhanced Direct Improvements & Enhancements Technical Implementation

Publication ID: 24-11858343_0001_PTD

Published: October 29, 2025

Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Direct Improvements & Enhancements Technical Implementation,” Published Technical Disclosure No. 24-11858343_0001_PTD, Published October 29, 2025, available at https://archive.pr1or.art/24-11858343_0001_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. 11,858,343.

Summary of the Inventive Concept

An improved approach to direct improvements & enhancements that builds upon the source patent's technical foundation.

Background and Problem Solved

The source patent addresses core functionality, but direct improvements & enhancements presents opportunities for technical enhancement and expansion.

Detailed Description of the Inventive Concept

A comprehensive technical system that implements direct improvements & enhancements 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 direct improvements & enhancements 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 direct improvements & enhancements enhancements.

CPC Classifications

Section	Class	Group
B	B60	B60K17/046
B	B60	B60K7/0007
B	B60	B60K2007/0038
B	B60	B60K2007/0092

Section 103 Obviousness Analysis (PHOSITA)

▼

Field of Art

Automotive electric powertrain systems, specifically wheel-end electric motor assemblies with integrated planetary gear reducers, requiring mechanical engineering expertise in electric vehicle propulsion technologies

Person of Ordinary Skill (PHOSITA) Profile

A mechanical engineer with advanced degree and 3-5 years experience in electric vehicle powertrain design, familiar with motor-gear integration, lubricant-supported bearing systems, and compact power-dense electric drive configurations

Obviousness Rationale

A PHOSITA would recognize the PTD's disclosed improvements as straightforward extensions of the source patent's core electric motor assembly architecture. The variations represent predictable technical adaptations that leverage known design principles in wheel-end electric drive systems. The disclosed enhancements demonstrate incremental modifications that would be apparent to a skilled practitioner seeking to optimize motor performance and integration.

Obvious Combinations & Variations

Source Patent Element

Lubricant-supported rotor positioning within stator gap

PTD Variation

Enhanced lubricant viscosity and thermal management strategies

Obviousness Reasoning

Optimizing lubricant properties is a routine design optimization for a PHOSITA, representing a predictable variation with expected performance improvements

Source Patent Element

Planetary gear reducer with sun gear and planet gears

PTD Variation

Modified gear tooth geometries and material compositions

Obviousness Reasoning

Adjusting gear design parameters is a standard engineering approach for improving power transmission efficiency and mechanical performance

Source Patent Element

Electric motor module with motor support housing

PTD Variation

Integrated thermal management channels and heat dissipation structures

Obviousness Reasoning

Implementing advanced cooling strategies is an obvious extension for a PHOSITA seeking to enhance motor thermal performance

Source Patent Element

Wheel-end electric drive powertrain configuration

PTD Variation

Modular design allowing rapid component interchange and scalability

Obviousness Reasoning

Creating adaptable system architectures represents a standard design approach for improving manufacturing flexibility and system versatility

Source Patent Element

Rotor-stator assembly with axial sliding mechanisms

PTD Variation

Enhanced precision alignment and tolerance compensation techniques

Obviousness Reasoning

Refining mechanical alignment methods is a predictable engineering solution for improving overall system precision and reliability

35 U.S.C. § 103 Summary: Pursuant to 35 U.S.C. § 103, the technical variations disclosed herein would have been obvious to a person having ordinary skill in the art at the time of invention, with reasonable expectation of success, when considering the teachings of US Patent 11858343 in combination with routine engineering design practices applicable to wheel-end electric motor assemblies. The disclosed improvements represent incremental, predictable modifications that do not rise to the level of non-obvious innovation.

Original Patent Information

Patent Number	US 11,858,343
Title	Lubricant supported electric motor assembly for compact, power dense wheel-end applications
Assignee(s)	Electric Propulsion Technologies, LLC