Published Technical Disclosure Archive

Advanced Drawer Synchronous Slide: Multi-Environment Design

Publication ID: 24-11857071_0004_PTD
Published: November 07, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Advanced Drawer Synchronous Slide: Multi-Environment Design,” Published Technical Disclosure No. 24-11857071_0004_PTD, Published November 07, 2025, available at https://archive.pr1or.art/24-11857071_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. 11,857,071.

Background and Problem Solved

The original patent disclosed a basic drawer synchronous slide, but its design limitations hindered its application in specialized environments. The present invention addresses these limitations by introducing novel features and adaptations to overcome the challenges posed by these unique operational environments.

Novelty and Inventive Step

The new claims introduce novel features, such as locking mechanisms, water-resistant coatings, pressure-compensating mechanisms, and moisture-resistant materials, which are not present in the original patent. These innovations provide a significant inventive step, as they enable the drawer synchronous slide to operate effectively in specialized environments where the original design would be inadequate.

Alternative Embodiments and Variations

Alternative embodiments of the invention could include adaptations for other niche environments, such as high-temperature, high-vibration, or electromagnetic interference-prone settings. Variations could also involve different materials, geometries, or mechanisms to achieve the same functional goals.

Potential Commercial Applications and Market

The specialized drawer synchronous slides have significant commercial potential in various industries, including high-security storage, disaster relief, outdoor equipment, aerospace, and industrial manufacturing. The ability to operate effectively in unique operational environments expands the market for drawer synchronous slides, enabling manufacturers to cater to specific customer needs and differentiate themselves from competitors.

Field of Art

Mechanical engineering, specifically drawer slide mechanisms and synchronous sliding systems, with expertise in mechanical design, gear systems, and precision motion control

Person of Ordinary Skill (PHOSITA) Profile

A mechanical engineer with 3-5 years of experience in precision mechanical design, familiar with gear mechanisms, sliding rail systems, and industrial hardware design, capable of understanding mechanical tolerances and adapting designs to different environmental conditions

Obviousness Rationale

A person having ordinary skill in the art would recognize that the PTD's variations represent predictable engineering adaptations of the source patent's fundamental drawer synchronous slide mechanism. The core synchronizing gear and rail system remains substantially unchanged, with modifications representing standard engineering problem-solving techniques for specialized environments. These variations demonstrate routine design modifications that would be apparent to a skilled practitioner seeking to optimize the original drawer slide design for specific use cases.

Obvious Combinations & Variations

Source Patent Element
Synchronizing gear arranged on middle slide rail with interlocking rack systems
PTD Variation
Adding a locking mechanism to secure movable slide rail in closed position
Obviousness Reasoning
Mechanical locking mechanisms are well-known in sliding systems, representing a predictable solution for preventing unintended drawer movement, which would be an obvious design enhancement to a skilled engineer
Source Patent Element
Gear system with multiple interconnected rails
PTD Variation
Applying water-resistant coating to synchronizing and limiting gears
Obviousness Reasoning
Material surface treatments are standard engineering practice for improving environmental resistance, representing a known technique for extending mechanical component durability in challenging conditions
Source Patent Element
Synchronous sliding mechanism with precision gear interactions
PTD Variation
Implementing pressure-compensating mechanism to maintain consistent sliding motion
Obviousness Reasoning
Compensation techniques for mechanical variations are standard design approaches, particularly for systems intended to operate across different environmental conditions, representing a finite and predictable engineering solution
Source Patent Element
Interconnected slide rails with synchronizing gear system
PTD Variation
Utilizing moisture-resistant materials for critical gear components
Obviousness Reasoning
Material selection for environmental resistance is a routine design choice, with known material science techniques for enhancing mechanical component performance in high-humidity environments
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857071 for a drawer synchronous slide, the present published technical disclosure demonstrates that the claimed variations represent obvious extensions of the prior art, achievable through routine mechanical engineering design techniques. A person having ordinary skill in the art would find the disclosed modifications to be predictable variations that do not rise to the level of non-obvious innovation, thereby rendering potential derivative patent claims obvious and unpatentable.

Original Patent Information

Patent NumberUS 11,857,071
TitleDrawer synchronous slide
Assignee(s)GUANGDONG UNIHOPPER PRECISION TECHNOLOGY CORPORATION LIMITED