Advanced Self-Lubricating Seating Chassis Innovation

Publication ID: 24-11857082_0006_PTD

Published: November 07, 2025

Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Advanced Self-Lubricating Seating Chassis Innovation,” Published Technical Disclosure No. 24-11857082_0006_PTD, Published November 07, 2025, available at https://archive.pr1or.art/24-11857082_0006_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. 11,857,082.

Background and Problem Solved

The original seating furniture chassis, as described in the prior patent, had limitations in terms of wear and tear, user safety, and convenience. The present invention addresses these limitations by introducing self-lubricating pivot axes, shock-absorbing materials, visual indicators, wireless connectivity modules, and weight-sensing mechanisms to create a more advanced and user-friendly seating solution.

Novelty and Inventive Step

The present invention's novelty lies in the combination of advanced fastening mechanisms, safety features, and user-centric design elements, which collectively provide a significant improvement over the original patent. The self-lubricating pivot axis, shock-absorbing materials, visual indicator, wireless connectivity module, and weight-sensing mechanism represent non-obvious and innovative solutions to the limitations of the prior art.

Alternative Embodiments and Variations

Alternative embodiments of the invention may include different types of fastening mechanisms, such as magnetic or snap-fit connections, or alternative materials for the shock-absorbing components. Additionally, the invention could be adapted for use in various types of seating furniture, including office chairs, sofas, or automotive seats.

Potential Commercial Applications and Market

The enhanced seating furniture chassis has significant commercial potential in the furniture and automotive industries, where safety, comfort, and convenience are paramount. The invention's advanced features and user-centric design make it an attractive solution for manufacturers seeking to differentiate their products and provide a premium user experience.

Section 103 Obviousness Analysis (PHOSITA)

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Field of Art

Furniture design and mechanical engineering, specifically seating furniture chassis with modular and electronically-enabled components, requiring expertise in mechanical fastening, electrical integration, and ergonomic design

Person of Ordinary Skill (PHOSITA) Profile

A mechanical engineer with 3-5 years experience in furniture design, familiar with modular furniture systems, electrical cable management, and mechanical fastening techniques, with knowledge of materials science and user interaction design

Obviousness Rationale

A person having ordinary skill would recognize that the PTD's variations represent predictable engineering improvements to the source patent's seating furniture chassis. The disclosed modifications leverage standard design techniques and known technological enhancements that would be apparent to a skilled practitioner seeking to optimize furniture functionality and user experience. These variations represent incremental advancements using well-established design principles and readily available technological solutions.

Obvious Combinations & Variations

Source Patent Element

Releasably fastenable back part with fasteners on base body

PTD Variation

Self-lubricating pivot axis for fastener mechanism

Obviousness Reasoning

Reducing mechanical wear through lubrication is a standard engineering approach for moving mechanical interfaces, representing a predictable solution to friction and wear problems in mechanical connections

Source Patent Element

Electrically conductive cables fastened to base body

PTD Variation

Wireless connectivity module integrated with fastening mechanism

Obviousness Reasoning

Adding wireless communication to existing electrical systems is a known technique for enhancing device connectivity, representing an obvious technological upgrade using standard communication protocols

Source Patent Element

Seating furniture chassis with side parts and back part

PTD Variation

Weight-sensing mechanism to automatically adjust backrest firmness

Obviousness Reasoning

Adaptive ergonomic features are well-known in furniture design, and integrating sensor-based adjustment represents a predictable application of existing sensing and actuation technologies

Source Patent Element

Fastening mechanism for furniture components

PTD Variation

Visual indicator to confirm proper fastening

Obviousness Reasoning

Adding user feedback mechanisms through visual indicators is a standard design approach for improving user interaction and ensuring proper assembly, representing an obvious enhancement to existing mechanical interfaces

Source Patent Element

Seating furniture chassis with structural components

PTD Variation

Shock-absorbing material in back part

Obviousness Reasoning

Incorporating energy-absorbing materials is a standard engineering technique for improving safety and user comfort, representing a predictable solution using known material science principles

35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857082, a person having ordinary skill in the art would find the technical variations disclosed herein to be obvious extensions of the prior art. The incremental improvements in fastening mechanisms, connectivity, and adaptive features represent predictable engineering solutions that would be readily apparent to a skilled practitioner, thus rendering potential patent claims obvious and unpatentable under 35 U.S.C. Section 103.

Original Patent Information

Patent Number	US 11,857,082
Title	Seating furniture chassis
Assignee(s)	Innotec Motion GmbH