Frame Body Hole Structure for Secure Flexible Cleaning Means

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Solution Overview

Problem

Existing cleaning devices face issues with the cleaning means becoming loose when fixed in a frame body and are costly to secure, limiting their effectiveness and versatility.

Innovation Solution

A cleaning device with a frame body featuring connecting holes composed of a smaller and larger diameter hole pair, allowing a twisted cleaning means to be folded and pulled back to securely bind within the frame body, enhancing stability and reducing costs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the cleaning means is fixed in the frame body using conventional methods, then the cleaning means can be secured, but it becomes loose over time and the binding cost increases

Engineering Contradiction:
Improvesecuring effectivenessVSAvoidbinding cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The connecting hole is divided into two segments: a smaller diameter hole for insertion and a larger diameter hole for binding. This segmentation allows the cleaning means to be secured effectively while reducing binding costs by eliminating the need for additional fastening components.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The cleaning means is folded and nested through the connecting holes, with the folded portion inserted through the smaller diameter hole and the loose end pulled through the larger diameter hole. This nesting approach secures the cleaning means reliably without requiring external binding materials.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Adaptability or versatility

If the cleaning means is made flexible to adapt to different uses, then versatility improves, but the cleaning means becomes prone to loosening

Engineering Contradiction:
Improveapplication flexibilityVSAvoidfixing stability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The cleaning means is designed to be flexible and adaptable for different uses (mop head, handheld cleaner, etc.), while the connecting hole structure provides a dynamic binding mechanism where the folded portion is secured through the smaller diameter hole and the loose end is pulled through the larger diameter hole to maintain stability during use.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS8132287B2Cleaning device with cleaning means and a frame body
Publication Date: 2012.03.13 DIKAI INTERNATIONAL ENTERPRISE CO LTD
  • US8132287B2 patent drawing
  • US8132287B2 patent drawing
  • US8132287B2 patent drawing

AI summary

The present invention relates to a cleaning device comprising cleaning means and a frame body. The frame body is provided with a plurality of connecting holes, wherein each connecting hole is constituted by a larger diameter hole and a smaller diameter hole, such that a twisted cleaning means with flexibility is folded to stuff through the connecting holes from the smaller diameter hole to the larger diameter hole. The folded twisted cleaning means with flexibility then is pulled back so as to bind the twisted cleaning means with flexibility in the frame body.