Hinged Fishing Rod Butt and Reel Seat for Angle-Locked Leverage

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Solution Overview

Problem

Conventional fishing rods lack an adjustable butt and reel seat, which limits the angler's ability to adapt to different fishing conditions, such as strong forces from large fish, as the butt is typically non-adjustable and fixed in shape, restricting the distribution of force and mechanical advantage.

Innovation Solution

An adjustable butt and reel seat assembly featuring a first and second elongate member with a hinge and locking mechanism, allowing for angular adjustment between 90 to 180 degrees, enabling the rod to be configured as linear or curvilinear, with a locking pin and alignment openings to secure specific angles, and a high-strength lightweight material like aluminum for durability and weight reduction.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If the butt is made non-adjustable and fixed in shape, then the structural simplicity is improved, but the adaptability to different fishing conditions deteriorates

Engineering Contradiction:
Improvestructural simplicityVSAvoidadaptability to different fishing conditions
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The butt assembly is designed with movable and adjustable components, including an adjustable reel seat that can be positioned at different locations along the butt and a reel clamp with adjustable tightening mechanisms. This dynamic design allows the angler to adapt the rod to different fishing conditions, fish sizes, and personal preferences, resolving the contradiction between structural simplicity and adaptability.

Inventive Principle:
Principle #15Dynamics

2Ease of manufacture

If the rod is made straight, then the manufacturing simplicity is improved, but the ability to distribute force when fish is circling deteriorates

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidforce distribution capability
Core Design Contradiction:
Ease of manufactureVSForce

Solution Approach 1:

The rod is designed with an adjustable reel seat that can be repositioned along the butt, allowing the angler to change the rod's effective geometry and force distribution characteristics based on whether the fish is moving away or circling. This dynamic adjustment capability enables optimal force distribution without requiring multiple fixed-geometry rods.

Inventive Principle:
Principle #15Dynamics

3Strength

If the butt is made heavy for durability, then the strength is improved, but the ease of handling deteriorates

Engineering Contradiction:
ImprovedurabilityVSAvoidease of handling
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The butt assembly uses high-strength materials and reinforced structures only where needed to handle strong forces from large fish, while other portions are designed to be lightweight. The adjustable reel seat and locking mechanisms are strategically positioned to provide maximum strength where required without adding unnecessary weight throughout the entire assembly, resolving the contradiction between strength and ease of handling.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS12070024B2Adjustable butt and reel seat for a fishing rod
Publication Date: 2024.08.27 WINTHROP TACKLE
  • US12070024B2 patent drawing
  • US12070024B2 patent drawing
  • US12070024B2 patent drawing

AI summary

An adjustable fishing rod butt includes a first elongate member hingeably attached to a second elongate member. The first elongate member includes an opening on a bottom surface thereof extending at least into an interior thereof, and an alignment locking member secured about the opening on the bottom surface thereof. The alignment locking member includes an opening coaxially aligned with the opening in the first elongate member. The second elongate member includes an adjustable reel seat portion on an upper surface, and an angle positioning arm extending from a bottom surface and oriented to be received by the openings in the first elongate member and the alignment locking member. A locking pin locks the angle positioning arm to provide the butt with a specific angular relationship.