Swivelable Golf Club Weight Assembly for Hidden CG Adjustment

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Solution Overview

Problem

Existing golf club designs lack an aesthetically pleasing way to adjust weighting and center of gravity while preserving the traditional look of the club head.

Innovation Solution

A golf club head with a swivelable weight assembly that includes a cover with different materials and shapes, allowing the weight to be adjustably installed and concealed within a rear cavity, shifting the center of gravity without altering the club's appearance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a traditional weighting system with visible adjustment mechanisms is used, then weighting adjustability is improved, but aesthetic appearance deteriorates

Engineering Contradiction:
Improveweighting adjustabilityVSAvoidaesthetic appearance
Core Design Contradiction:
Adaptability or versatilityVSShape

Solution Approach 1:

The patent extracts the adjustment mechanism from the visible exterior by placing it inside the club head cavity. The weight can be adjusted internally while the exterior maintains a clean, traditional golf club appearance without visible screws, tracks, or adjustment components.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The weight is nested within the club head cavity and can be positioned at different locations inside the head. The adjustment mechanism is nested within the same cavity, allowing weight repositioning without external visible components, thus preserving aesthetic appearance while enabling adjustability.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Adaptability or versatility

If multiple weighting options are provided, then performance customization is improved, but device complexity increases

Engineering Contradiction:
Improveperformance customizationVSAvoidweighting system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent divides the club head into functional zones including a cavity region where weighting components are placed. This segmentation allows the weighting system to be isolated from the main club head structure, simplifying the overall design while providing multiple weight positions and options for customization.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20260097277A1Golf club including swivelable weight
Publication Date: 2026.04.09 ACUSHNET CO
  • US20260097277A1 patent drawing
  • US20260097277A1 patent drawing
  • US20260097277A1 patent drawing

AI summary

A golf club head with an improved adjustable weighting system for an iron and/or wedge type golf club head is disclosed herein. In accordance with the presently disclosed technology, the golf club head may include a body portion. The body portion may include a face, a sole, and a back portion, and a rear cavity formed near the sole. The golf club head may also include a weight assembly. The weight assembly may include a cover and an adjustable weight installable underneath the cover.