Enhanced Segment Shaping and Application System

Publication ID: 24-11857398_0006_PTD
Published: October 28, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Segment Shaping and Application System,” Published Technical Disclosure No. 24-11857398_0006_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857398_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. 11,857,398.

Summary of the Inventive Concept

An improved system for shaping and applying segments to a moving web, featuring enhanced traction surfaces, integrated sensors, interchangeable puck segments, and dynamic web tension control, ensuring precise segment placement, reduced web breakage, and improved process reliability.

Background and Problem Solved

The original patent disclosed an apparatus for shaping and applying segments to a moving web using side shifting pucks. However, the original design had limitations in terms of traction, sensor integration, puck segment interchangeability, and web tension control. The new inventive concept addresses these limitations by introducing novel features that improve the overall performance and reliability of the segment shaping and application process.

Detailed Description of the Inventive Concept

The enhanced system comprises a plurality of side shifting pucks with improved traction surfaces, allowing for enhanced grip on the web. The pucks are driven by a synchronized drive assembly, ensuring precise segment placement. Additionally, the system features integrated sensors that detect web tension and adjust puck movement accordingly, reducing the risk of web breakage or misalignment. The transfer puck assemblies are designed with interchangeable puck segments, enabling rapid adaptation to different segment sizes and shapes. Furthermore, the system includes a web tension control module that dynamically adjusts web tension in response to puck movement, reducing the risk of web breakage or misalignment. The side shifting pucks are also equipped with built-in cleaning mechanisms to remove debris and contaminants from the web, ensuring a clean and reliable segment application process.

Novelty and Inventive Step

The new claims introduce several novel features that are not present in the original patent, including improved traction surfaces, integrated sensors, interchangeable puck segments, and dynamic web tension control. These features provide a significant improvement over the original design, enabling more precise segment placement, reduced web breakage, and improved process reliability.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include variations in puck design, sensor integration, and web tension control mechanisms. For example, the pucks could be designed with adjustable traction surfaces, or the sensors could be integrated into the drive assembly. Additionally, the web tension control module could be implemented using different algorithms or mechanical components.

Potential Commercial Applications and Market

The enhanced segment shaping and application system has significant commercial potential in various industries, including manufacturing, packaging, and converting. The system's improved performance and reliability make it an attractive solution for companies seeking to optimize their production processes and reduce costs. The target market includes manufacturers of absorbent products, such as diapers and feminine hygiene products, as well as companies involved in the production of packaging materials and converted products.

CPC Classifications

SectionClassGroup
A A61 A61F13/15699
A A61 A61F13/15707
A A61 A61F13/15756
A A61 A61F13/15764

Field of Art

Web processing and material application technologies, specifically focusing on absorbent product manufacturing, segment transfer systems, and precision web handling equipment. Expertise requires mechanical engineering background with specialization in converting technologies, web handling mechanics, and automated material placement systems.

Person of Ordinary Skill (PHOSITA) Profile

A skilled practitioner with advanced mechanical engineering training, experience in converting technologies, understanding of web handling dynamics, familiarity with precision material transfer mechanisms, and knowledge of sensor integration and process control strategies.

Obviousness Rationale

A person having ordinary skill would recognize that the PTD's disclosed variations represent predictable engineering improvements to the source patent's fundamental web segment transfer mechanism. The proposed enhancements like integrated sensors, improved traction surfaces, and dynamic tension control are logical extensions of existing web processing technologies. These modifications represent standard problem-solving approaches in precision manufacturing systems, applying known techniques to incrementally improve performance and reliability.

Obvious Combinations & Variations

Source Patent Element
Transfer puck assemblies for conveying discrete parts to a substrate
PTD Variation
Side shifting pucks with improved traction surfaces and integrated sensors
Obviousness Reasoning
Adding enhanced grip and sensing capabilities represents a predictable design optimization using known sensor and surface engineering techniques to improve precision and reliability of existing transfer mechanisms
Source Patent Element
Rotational drive assembly for puck positioning
PTD Variation
Synchronized drive assembly with dynamic web tension control
Obviousness Reasoning
Implementing closed-loop tension monitoring is a standard control engineering approach for improving process consistency, representing an obvious enhancement to existing mechanical transfer systems
Source Patent Element
Fixed puck segment configurations
PTD Variation
Interchangeable puck segments allowing rapid adaptation to different segment sizes
Obviousness Reasoning
Modular design allowing quick reconfiguration is a well-established engineering strategy for increasing equipment flexibility, representing a straightforward design choice for a skilled practitioner
Source Patent Element
Basic web handling mechanism
PTD Variation
Built-in cleaning mechanisms to remove debris during segment application
Obviousness Reasoning
Integrating self-cleaning features is a predictable solution to contamination challenges, applying standard preventative maintenance principles to web processing equipment
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857398 and the disclosed technical variations, a person having ordinary skill in the art would find the claimed innovations obvious and therefore unpatentable. The incremental improvements in segment transfer technology represent predictable engineering solutions that would be readily conceived by a skilled practitioner seeking to optimize web processing performance and reliability.

Original Patent Information

Patent NumberUS 11,857,398
TitleApparatus for and method of shaping and applying a segment to a moving web with side shifting pucks
Assignee(s)Kimberly-Clark Worldwide, Inc.