Ergonomic Racquet Stringing Machine with Adjustable Platform

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Solution Overview

Problem

Conventional racquet stringing machines require users to assume awkward postures, leading to injuries and fatigue due to their fixed orientation and design, which does not accommodate individuals of varying sizes or personal preferences.

Innovation Solution

An ergonomically designed racquet stringing machine with a tilt-adjustable platform and height-adjustable stand, equipped with an electronic control unit that allows users to customize the stringing plane angle and height based on user profiles, enhancing comfort and reducing strain during the stringing process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the stringing machine has a fixed orientation and design, then the structure is simple and stable, but users must assume awkward postures leading to injuries and fatigue

Engineering Contradiction:
Improveuser posture comfortVSAvoidmachine structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The stringing machine incorporates a height-adjustable stand that allows the stringing platform to be positioned at different heights, and a platform tilt assembly that enables the stringing plane to be tilted at various angles. These dynamic adjustments allow users to maintain comfortable postures while operating the machine, resolving the contradiction between ease of operation and device complexity.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If the stringing machine has adjustable height and tilt, then user comfort is improved, but the device complexity increases

Engineering Contradiction:
Improveaccommodation of various user sizesVSAvoidadjustable components
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The stringing machine is designed with a height-adjustable stand and platform tilt assembly that can accommodate users of various sizes and preferences. The electronic control unit provides automated control for these adjustments, making the machine universally adaptable to different users while managing the complexity through integrated control systems.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Ease of operation

If the stringing platform is tilted at an angle, then user comfort during stringing is improved, but the stability of the platform may be affected

Engineering Contradiction:
Improvecomfort during stringing stepsVSAvoidplatform stability
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The platform tilt assembly allows the stringing plane to be tilted at controlled angles while maintaining stability through a secure locking mechanism. The electronic control unit automates the tilting process, ensuring stable positioning at desired angles. This dynamic adjustment system resolves the contradiction by providing both comfort during operation and stability when positioned.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS7833118B2Racquet stringing machine
Publication Date: 2010.11.16 WILSON SPORTING GOODS CO(US)
  • US7833118B2 patent drawing
  • US7833118B2 patent drawing
  • US7833118B2 patent drawing

AI summary

An ergonomically-designed racquet stringing machine. The stringing machine includes an electronic control unit coupled to a platform and/or to a height adjustment assembly. The control unit is capable of generating a control signal to automatically adjust at least one parameter of the machine, such as machine height, angle of stringing platform, or string tension, based upon a selected user profile. A method of controlling tension in a racquet while stringing the racquet entails the use of the stringing machine.