Volleyball Net Clamping Mechanism With Stepper Keys

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Solution Overview

Problem

Setting up and maintaining a volleyball net is time-consuming due to frequent adjustments required for alignment and repositioning, which can be inefficient and labor-intensive.

Innovation Solution

A three-part clamping mechanism comprising a male plate with teeth, a female plate with protrusions, and stepper keys that securely hold the net in place, allowing for quick setup and easy reassembly without constant readjustment, applicable to various net sports.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the volleyball net is set up using traditional methods, then the net can be assembled, but it requires constant readjustment and alignment which is time-consuming

Engineering Contradiction:
Improvenet position stabilityVSAvoidsetup time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The clamping mechanism is pre-configured with adjustable components that can be set to standard positions before being applied to the net. The male and female plates with protrusions and recesses are designed to engage at predetermined locations, allowing the net to be clamped at correct positions without requiring complex alignment or constant adjustment during setup.

Inventive Principle:
Principle #10Preliminary action

2Measurement precision

If the net is frequently adjusted for alignment, then proper positioning can be achieved, but the labor intensity increases

Engineering Contradiction:
Improvealignment precisionVSAvoidoperation ease
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The clamping mechanism features self-aligning components where the male plate with protrusions automatically engages with the corresponding recesses in the female plate. The design includes self-adjusting elements that automatically position the net correctly upon clamping, eliminating the need for manual alignment adjustments and reducing labor intensity while maintaining precision.

Inventive Principle:
Principle #25Self-service

3Strength

If the clamping mechanism uses a simple design, then it is easy to manufacture, but it may not provide sufficient holding strength

Engineering Contradiction:
Improveclamping strengthVSAvoidmechanism complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The clamping mechanism is divided into separate modular components: a male plate with protrusions, a female plate with corresponding recesses, and individual clamping elements. This segmentation allows each component to be simple and easy to manufacture, while the combination of multiple protrusions and recesses working together provides sufficient overall clamping strength to securely hold the net in position.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10294969B2Clamping mechanism for holding a volleyball net positional settings in place
Publication Date: 2019.05.21 MORTON KEIBU
  • US10294969B2 patent drawing
  • US10294969B2 patent drawing
  • US10294969B2 patent drawing

AI summary

A clamping device for holding an object in place comprising a female plate 10 with an exterior 11 and interior 12 surface and a bottom edge 15 with a plurality protrusions 16 wherein each of the protrusions has a opening 17 therein; a male plate 1 with an exterior 2 and interior 3 surface and a bottom edge 9 with a plurality of teeth 7; and at least two stepper keys 21 on said exterior 2 surface of the male plate 1; wherein the male teeth 7 fit snuggly within the female plate protrusion openings 17 such that the object placed between the male plate 1 and the female plate 10 is held in place by locking the stepper keys 21 in place.