Multi-function Tool Integrating Zipper Assist and Clasping Mechanism

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Solution Overview

Problem

Existing tools are often limited to single functions, requiring multiple devices to complete various tasks, which can be cumbersome and inconvenient.

Innovation Solution

A hand-held multi-function tool that integrates a zipper pull assist, a clasping mechanism, and a loop, allowing for multiple functions such as closing/sealing, opening/unsealing, fastening, and unfastening objects, all within a single device.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple separate tools are used to perform different tasks (zipper assist, clasping, buttoning), then each task can be performed with a specialized tool, but the user must carry and manage multiple devices which increases clutter and reduces convenience

Engineering Contradiction:
Improvefunctional versatilityVSAvoidnumber of devices
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent combines three separate functional tools (zipper pull assist, clasping mechanism, and buttoning loop) into a single integrated device with a common housing. Each function is housed within the same structural unit, allowing users to carry one device instead of three separate tools, thereby reducing clutter while maintaining all required functionalities

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent creates a universal tool that performs multiple functions through a single device. The housing contains three distinct mechanisms that can be independently activated for different tasks: zipper assistance, clasping operations, and buttoning assistance. This multi-functional design eliminates the need for multiple specialized tools

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

2Ease of operation

If a single device integrates multiple functions, then convenience is improved and clutter is reduced, but the internal structure and mechanism integration become more complex

Engineering Contradiction:
Improveuser convenienceVSAvoidstructural complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent divides the single device into three distinct functional segments within the housing: a zipper pull assist mechanism, a clasping mechanism with spring-tensioned clip, and a buttoning loop. Each segment operates independently with its own mechanical components, allowing complex functionality to be organized into manageable, non-interfering sections that simplify the overall structural design

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent nests multiple functional mechanisms within a single housing structure. The zipper assist, clasping mechanism, and buttoning loop are all contained within the same external housing, with each mechanism occupying its own internal space. This nesting approach consolidates multiple tools into one compact unit, improving portability while managing internal structural complexity through organized spatial arrangement

Inventive Principle:
Principle #7Nested doll (Nesting)

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

The multi-function tool enables users to complete multiple tasks efficiently without the need for multiple tools, enhancing convenience and reducing clutter.

Implementation Method 1

The fastener pull assist can be a spring-loaded winding mechanism that is configured to extend from and retract within the housing

Methodology Applied
Scientific EffectSpring-loaded mechanism: Spring

Implementation Method 2

The clasping mechanism can include a spring-tensioned clip that is comprised of a first part and a second part with the first part and the second part interacting with each other to grasp and release an object

Methodology Applied
Scientific EffectSpring tension: Spring

Data Source

PatentUS20250162121A1Multi-function apparatus
Publication Date: 2025.05.22 VINETT CARINE
  • US20250162121A1 patent drawing
  • US20250162121A1 patent drawing

AI summary

A hand-held multi-function tool that includes a fastener pull assist that is configured to assist in closing/sealing and/or opening/unsealing an item, a clasping mechanism that is configured to aid in fastening an object and a loop that is configured aid in fastening object.