Advanced Drawer Slide Technology for Extreme Environments

Publication ID: 24-11857071_0009_PTD

Published: November 07, 2025

Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Advanced Drawer Slide Technology for Extreme Environments,” Published Technical Disclosure No. 24-11857071_0009_PTD, Published November 07, 2025, available at https://archive.pr1or.art/24-11857071_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. 11,857,071.

Background and Problem Solved

The original drawer synchronous slide patent addresses the labor-intensive issue of common drawer slides, but its design may not be suitable for specific, demanding environments. The present invention adapts the original design to cater to these niche markets, providing enhanced security, durability, and adaptability.

Novelty and Inventive Step

The invention's novelty lies in its adaptation of the original design to specific, demanding environments, incorporating specialized components and materials to ensure reliable operation. The inventive step is the integration of these components and materials to create a synchronized drawer slide that can cater to these niche markets.

Alternative Embodiments and Variations

Alternative embodiments may include using different materials or coatings for the synchronizing gear and limiting gear, or integrating additional sensors or mechanisms to enhance security or adaptability. Variations may include modifying the pressure-bearing parts to accommodate different environmental conditions or using the invention in other applications, such as medical or aerospace industries.

Potential Commercial Applications and Market

The invention has significant commercial potential in various industries, including security, disaster relief, construction, and manufacturing. Target markets may include government agencies, emergency response organizations, and companies operating in extreme environments.

Section 103 Obviousness Analysis (PHOSITA)

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Field of Art

Mechanical engineering, specifically drawer slide mechanisms and synchronization systems, with expertise in mechanical design, gear interactions, and sliding rail assemblies

Person of Ordinary Skill (PHOSITA) Profile

A mechanical engineer with 3-5 years experience in precision mechanical design, familiar with gear systems, sliding mechanisms, and industrial hardware design, capable of understanding complex mechanical interactions and adapting designs to specific environmental requirements

Obviousness Rationale

A person having ordinary skill in the art would recognize that the source patent's fundamental drawer synchronous slide design provides a versatile platform for environmental and application-specific adaptations. The core mechanical principles of synchronizing gears, pressure-bearing parts, and sliding rails can be readily modified to address specialized use cases. The PTD's variations represent predictable extensions of the original design using standard engineering techniques of material selection, sensor integration, and mechanical adaptation.

Obvious Combinations & Variations

Source Patent Element

Synchronizing gear (8) and limiting gear (81) arranged coaxially on middle slide rail

PTD Variation

Integrating tamper-evident sensor into synchronizing gear for high-security applications

Obviousness Reasoning

Adding sensors to mechanical components is a known technique in mechanical design, representing a predictable modification to enhance functionality without altering core mechanical principles

Source Patent Element

Pressure-bearing parts (60, 70) that interface with peripheral surface of limiting gear

PTD Variation

Modifying pressure-bearing parts to compensate for thermal expansion or humidity changes

Obviousness Reasoning

Adjusting mechanical interfaces to accommodate environmental variations is a standard engineering approach, involving predictable material and geometric modifications

Source Patent Element

Gear seat (9) capable of swinging around hinged shaft

PTD Variation

Integrating quick-release mechanism into synchronizing gear for disaster relief applications

Obviousness Reasoning

Modifying mechanical interfaces to enable rapid deployment represents a straightforward design adaptation using known mechanical principles of hinged and releasable connections

Source Patent Element

Slide rails connected slidably with synchronizing mechanism

PTD Variation

Applying explosion-proof coating and integrating shock-absorbing materials for explosive environments

Obviousness Reasoning

Protective coatings and material modifications are standard engineering techniques for adapting mechanical systems to extreme conditions, representing predictable design extensions

Source Patent Element

Synchronizing gear with multiple interconnected mechanical components

PTD Variation

Adding humidity-sensing module to dynamically adjust pressure-bearing parts

Obviousness Reasoning

Incorporating sensing and adaptive mechanisms into mechanical systems is a known technique for enhancing performance and responsiveness in precision mechanical designs

35 U.S.C. § 103 Summary: Based on US Patent 11857071's disclosure of a drawer synchronous slide mechanism, the present publication demonstrates that a person having ordinary skill in the art would find the claimed variations obvious through standard engineering modifications. The disclosed adaptations represent predictable extensions of the source patent's fundamental mechanical design, involving routine techniques of material selection, sensor integration, and mechanical interface modification.

Original Patent Information

Patent Number	US 11,857,071
Title	Drawer synchronous slide
Assignee(s)	GUANGDONG UNIHOPPER PRECISION TECHNOLOGY CORPORATION LIMITED