Putter Shaft with Decorative Sheaths

Solution Overview

Problem

There is a lack of golf club shafts, particularly putter shafts, that balance functionality with aesthetic appeal, as most focus on performance rather than beauty.

Innovation Solution

A putter shaft design featuring a central core made from materials like carbon fiber, steel, or titanium, combined with decorative sheaths made from hardwood, softwood, or plastic, where the load from striking a ball is primarily applied to the core and not the sheaths, ensuring the sheaths remain fixed and unbroken.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Shape

If decorative sheaths are added to the shaft, then aesthetic appeal is improved, but structural strength deteriorates

Engineering Contradiction:

Improveaesthetic appealVSAvoidstructural strength

Core Design Contradiction:

ShapeVSStrength

Solution Approach 1:

The shaft is divided into two functional segments: a central core that provides structural strength and承载 loads, and outer decorative sheaths that provide aesthetic appeal. This segmentation allows each component to optimize its specific function without compromising the other.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The shaft combines different materials with complementary properties: a stiff central core material (such as metal or carbon fiber) for structural integrity, and decorative sheath materials (such as wood, plastic, or composite materials) for aesthetic appeal. This composite structure resolves the contradiction by integrating both functional and aesthetic requirements.

Inventive Principle:

Principle #40Composite materials

2Shape

If decorative sheaths are made from aesthetic materials like wood or plastic, then beauty is improved, but load-bearing capacity deteriorates

Engineering Contradiction:

ImprovebeautyVSAvoidload-bearing capacity

Core Design Contradiction:

ShapeVSForce

Solution Approach 1:

The shaft is divided into two functional segments: a central core that provides structural strength and承载 loads, and outer decorative sheaths that provide aesthetic appeal. This segmentation allows each component to optimize its specific function without compromising the other.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

Different parts of the shaft have different material properties optimized for their specific functions: the central core uses high-strength, stiff materials for load-bearing, while the outer sheaths use aesthetically pleasing materials for visual appeal. This local differentiation resolves the contradiction between beauty and load-bearing capacity.

Inventive Principle:

Principle #3Local quality

3Strength

If the shaft is made lightweight and stiff, then performance is improved, but aesthetic appeal deteriorates

Engineering Contradiction:

ImprovestiffnessVSAvoidaesthetic appeal

Core Design Contradiction:

StrengthVSShape

Solution Approach 1:

The shaft is divided into two functional segments: a central core that provides structural strength and承载 loads, and outer decorative sheaths that provide aesthetic appeal. This segmentation allows each component to optimize its specific function without compromising the other.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The shaft combines different materials with complementary properties: a stiff central core material (such as metal or carbon fiber) for structural integrity, and decorative sheath materials (such as wood, plastic, or composite materials) for aesthetic appeal. This composite structure resolves the contradiction by integrating both functional and aesthetic requirements.

Inventive Principle:

Principle #40Composite materials

Data Source

PatentUS10967234B2Putter shaft with decorative sleeves

Publication Date: 2021.04.06 NELSON ERIC

AI summary

A shaft for a putter includes decorative sheaths that may beautify the shaft while retaining lightweight stiffness and avoiding breaking the sheaths.