Putting Practice Structure for Center-Face Upward Strokes

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Solution Overview

Problem

Existing putting practice tools do not allow players to practice upward stroking with the center of the putter face while maintaining a certain distance from the ground, as they often place the ball and putter on a member, creating an environment different from actual putting.

Innovation Solution

A putting practice apparatus with a base member and side members that allow the putter to stroke the golf ball while spaced a predetermined distance from the ground, featuring recessed portions and adjustable side members to facilitate accurate center strokes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the putter is placed on the ground to perform putting, then the player can prepare the putter in a natural position, but the putter sweeps over the ground during the stroke and strokes an upper portion of the putter face instead of the center

Engineering Contradiction:
ImprovePutter preparation positionVSAvoidStroke accuracy
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

A base member with a predetermined height is introduced as an intermediary between the ground and the putter. This base member elevates the putter to a specific height position, ensuring that the center of the putter face contacts the ball at the correct point during the stroke, while still allowing the player to prepare the putter in a natural ground-based position.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Device complexity

If the ball is placed on a member for practice, then the practice structure is simplified, but the practice environment becomes different from actual putting conditions

Engineering Contradiction:
ImprovePractice structure simplicityVSAvoidPractice condition authenticity
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The base member changes the height parameter of the putter relative to the ground, creating a specific spatial relationship that replicates actual putting conditions. By adjusting the height parameter of the base member, the practice apparatus simulates the correct putter-to-ground distance used in real putting, thereby maintaining condition authenticity while keeping the structure simple.

Inventive Principle:
Principle #35Parameter changes

3Manufacturing precision

If the putter strokes the ball while spaced a predetermined distance from the ground, then upward stroking is achieved for better ball rolling, but the practice apparatus becomes more complex

Engineering Contradiction:
ImproveStroke qualityVSAvoidApparatus structure
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The apparatus is segmented into a base member and optional side members. The base member provides the essential height elevation for upward stroking, while side members can be added or removed depending on the specific practice needs. This segmentation allows the core function to be achieved with minimal structure, reducing overall complexity while maintaining stroke quality.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentEP4663258A1Putting practice apparatus
Publication Date: 2025.12.17 KIM JONG YOON
  • EP4663258A1 patent drawingFigure 1~2
  • EP4663258A1 patent drawingFigure 3~4
  • EP4663258A1 patent drawingFigure 5~6

AI summary

A putting practice apparatus according to an embodiment of the present invention comprises a base member disposed behind a golf ball and having a predetermined height such that when the golf ball is hit the putter is spaced apart from the ground by a predetermined distance.