Multifunctional Ignition Device With Retractable Tool And Windshield

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Solution Overview

Problem

Traditional ignition devices, such as lighters and igniters, have limited functionality and often incorporate low-applicability and high-cost auxiliary tools that compromise their appearance and practicality.

Innovation Solution

A multifunctional ignition device design featuring a housing with a slip-fit clamping sleeve and tool pull rod, including a windshield sheet for wind resistance and a cigarette presser or screwdriver mechanism, enhancing usability and functionality while maintaining a compact form.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If auxiliary tools are added to traditional ignition devices, then functionality is improved, but appearance is significantly influenced and cost increases

Engineering Contradiction:
ImprovefunctionalityVSAvoidappearance
Core Design Contradiction:
Adaptability or versatilityVSShape

Solution Approach 1:

The tool pull rod is nested within the accommodating cavity of the housing, and the clamping sleeve is nested within the same cavity. The tool pull rod can be extended from the bottom of the housing when needed and retracted back into the cavity when not in use. This nesting arrangement allows the ignition device to maintain a compact, clean appearance while providing auxiliary tool functionality when required.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Adaptability or versatility

If auxiliary tools are added to traditional ignition devices, then functionality is improved, but cost increases

Engineering Contradiction:
ImprovefunctionalityVSAvoidcost
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The tool pull rod serves multiple functions: it acts as an auxiliary tool (cigarette presser or screwdriver) when extended, and its windshield sheet structure provides wind resistance protection for the flame when in position. The clamping sleeve provides both structural support and clamping function. This multi-functionality reduces the need for separate components, thereby controlling manufacturing cost while enhancing functionality.

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

3Object-affected harmful factors

If a windshield sheet is added to resist wind, then flame protection is improved, but device complexity increases

Engineering Contradiction:
Improvewind resistanceVSAvoidstructure
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The windshield sheet is merged with the tool pull rod structure, forming an integrated component. The clamping sleeve is merged with the accommodating cavity structure through slip-fit connection. These merging arrangements allow the windshield sheet to provide wind resistance functionality without requiring separate mounting structures or additional components, thereby minimizing device complexity while effectively protecting the flame from wind.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS20250012443A1Multifunctional ignition device
Publication Date: 2025.01.09 ABELLIO
  • US20250012443A1 patent drawing
  • US20250012443A1 patent drawing
  • US20250012443A1 patent drawing

AI summary

The utility model discloses a multifunctional ignition device, comprising an ignition body, wherein the ignition body comprises a housing, a functional component and a clamping sleeve in slip fit with the functional component; an accommodating cavity perforating through two end faces of the housing in a length direction and used for the arrangement of the clamping sleeve is provided on one side of the housing in a width direction; the functional component comprises a tool pull rod in slip fit with the clamping sleeve and a windshield sheet disposed at an end portion of the tool pull rod and used for resisting wind; when the ignition device is placed in wind, the windshield sheet is slided towards the top of the housing to resist the wind for a flame; and when the ignition device is used outdoors, the tool pull rod can be also slided out from the bottom of the housing, and an extended portion is used as an auxiliary tool such as a cigarette presser and a screwdriver, thereby improving the practicality of the ignition device.