Advanced Spinning Reel Collar Design for Extreme Environments

Publication ID: 24-11856930_0004_PTD

Published: October 26, 2025

Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Advanced Spinning Reel Collar Design for Extreme Environments,” Published Technical Disclosure No. 24-11856930_0004_PTD, Published October 26, 2025, available at https://archive.pr1or.art/24-11856930_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. 11,856,930.

Background and Problem Solved

Conventional spinning reels, as described in the original patent, are limited in their ability to operate effectively in specialized environments. The present invention addresses these limitations by introducing collar members with enhanced materials, coatings, and designs that enable spinning reels to perform optimally in niche contexts.

Novelty and Inventive Step

The present invention's novelty lies in its provision of collar members tailored to specific, niche environments, which is not obvious from the original patent. The inventive step is the recognition of the need for specialized collar members and the development of designs that address the unique challenges of each environment.

Alternative Embodiments and Variations

Alternative embodiments of the invention could include collar members with adjustable materials, coatings, or designs to accommodate different environmental conditions. Additionally, the invention could be adapted for use in other types of fishing gear or equipment.

Potential Commercial Applications and Market

The present invention has significant commercial potential in the fishing industry, particularly in the areas of high-security, disaster relief, extreme weather, search and rescue, and ice fishing. The specialized collar members could be marketed as premium products, offering users enhanced performance and reliability in challenging environments.

CPC Classifications

Section	Class	Group
A	A01	A01K89/0111

Section 103 Obviousness Analysis (PHOSITA)

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Field of Art

Fishing reel mechanical design, specifically focusing on collar members and spinning reel components, requiring expertise in mechanical engineering, materials science, and precision mechanical systems

Person of Ordinary Skill (PHOSITA) Profile

A mechanical engineer with 3-5 years experience in fishing equipment design, familiar with materials selection, mechanical tolerances, and environmental adaptation strategies for sporting equipment

Obviousness Rationale

A person skilled in the art would recognize that the source patent's fundamental spinning reel collar design provides a flexible framework for environmental and functional adaptations. The PTD's variations represent predictable engineering modifications that address specific use cases by applying known material science and mechanical design principles. These extensions demonstrate standard problem-solving approaches within spinning reel technology.

Obvious Combinations & Variations

Source Patent Element

Collar member with tubular shape allowing spool shaft movement

PTD Variation

Hydrophobic coating on collar member to reduce ice accumulation

Obviousness Reasoning

Material surface modification is a standard engineering technique for addressing environmental challenges, representing a predictable solution using known surface treatment technologies

Source Patent Element

Metal or resin collar member design

PTD Variation

High-strength, corrosion-resistant material for specialized environments

Obviousness Reasoning

Material selection for enhanced performance is a routine design choice for engineers addressing specific operational conditions

Source Patent Element

Collar member supporting spool shaft reciprocation

PTD Variation

Integrated GPS tracking mechanism within collar member

Obviousness Reasoning

Adding electronic tracking functionality represents a straightforward technological enhancement using standard miniaturization and integration techniques

Source Patent Element

Bearing and rotor nut configuration in spinning reel

PTD Variation

Thermally insulated collar member for extreme temperature operations

Obviousness Reasoning

Thermal management through material and structural modifications is a standard engineering approach for adapting mechanical systems to challenging environments

35 U.S.C. § 103 Summary: Based on US Patent 11856930's fundamental spinning reel collar design, the present publication demonstrates that a person having ordinary skill in the art would find the disclosed variations obvious through routine engineering modifications. The combinations represent predictable extensions of existing mechanical design principles, utilizing standard material science and mechanical engineering techniques to address specific environmental and functional requirements.

Original Patent Information

Patent Number	US 11,856,930
Title	Collar member for spinning reel
Assignee(s)	SHIMANO INC.