Negative-Pitch Putter Face for Rolling Control on Putts

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Solution Overview

Problem

Existing golf putters fail to provide improved golf scores due to high construction costs and lack of design features that enhance aim and distance control during putting.

Innovation Solution

A golf putter with a negative pitched club face between 25 and 45 degrees, promoting a rolling motion by distributing force as torque-inducing impetus, requiring a longer stroke for better aim and distance control.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If a traditional zero-pitch putter face is used, then the ball travels farther after impact, but the golfer lacks better aim and distance control

Engineering Contradiction:
Improveaim and distance controlVSAvoidball travel distance
Core Design Contradiction:
Measurement precisionVSLength of moving object

Solution Approach 1:

The patent changes the pitch angle parameter of the putter face from traditional zero-pitch to a negative pitch range of 25-45 degrees. This parameter change fundamentally alters the force distribution during impact, creating torque that induces rolling motion while extending the golfer's stroke length for improved control and aim precision.

Inventive Principle:
Principle #35Parameter changes

2Measurement precision

If a negative pitched putter face is used, then rolling motion is enhanced and aim control is improved, but the ball does not travel as far as with a zero-pitch putter

Engineering Contradiction:
Improveaim and distance controlVSAvoidball travel distance
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The negative pitch design creates dynamic torque during the putting stroke that induces rolling motion. The extended stroke length required by this design allows the golfer to maintain control throughout a longer arc, converting the potential distance loss into improved temporal control and precision for consistent putting performance.

Inventive Principle:
Principle #15Dynamics

3Measurement precision

If existing putter designs are used, then construction is straightforward, but construction costs are high and design features for enhanced control are lacking

Engineering Contradiction:
Improveaim and distance controlVSAvoidconstruction cost and simplicity
Core Design Contradiction:
Measurement precisionVSEase of manufacture

Solution Approach 1:

The invention achieves enhanced control features through a single geometric parameter change (negative pitch angle) rather than complex multi-component designs. This approach maintains manufacturing simplicity while delivering advanced performance characteristics, avoiding the high costs associated with complex construction mechanisms.

Inventive Principle:
Principle #35Parameter changes

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enhances rolling motion and improves aim and distance control, allowing consistent putting with a larger margin of error and serving as a training aid for muscle memory development.

Implementation Method 1

Force on the ball is distributed such that a significant fraction of the total force is applied as a torque-inducing impetus so the ball is 'rolled' as well as 'pushed'

Methodology Applied
Scientific EffectTorque: Torque

Implementation Method 2

friction against the ground eventually causes the ball to roll

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS20260021357A1Golf putter
Publication Date: 2026.01.22 ENG THOMAS
  • US20260021357A1 patent drawing
  • US20260021357A1 patent drawing
  • US20260021357A1 patent drawing

AI summary

A golf putter face having a negative pitch angle in the range between 25 and 45 degrees.